./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 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_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/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_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/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_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/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 c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:06:47,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:06:47,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:06:47,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:06:47,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:06:47,244 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:06:47,246 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:06:47,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:06:47,253 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:06:47,257 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:06:47,259 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:06:47,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:06:47,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:06:47,269 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:06:47,272 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:06:47,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:06:47,277 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:06:47,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:06:47,281 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:06:47,283 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:06:47,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:06:47,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:06:47,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:06:47,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:06:47,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:06:47,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:06:47,305 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:06:47,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:06:47,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:06:47,309 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:06:47,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:06:47,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:06:47,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:06:47,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:06:47,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:06:47,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:06:47,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:06:47,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:06:47,318 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:06:47,321 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:06:47,322 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:06:47,323 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-20 12:06:47,374 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:06:47,375 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:06:47,376 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:06:47,376 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:06:47,377 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:06:47,378 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:06:47,378 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:06:47,378 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 12:06:47,379 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 12:06:47,379 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 12:06:47,380 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 12:06:47,381 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 12:06:47,381 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 12:06:47,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:06:47,381 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 12:06:47,382 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:06:47,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:06:47,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 12:06:47,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 12:06:47,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 12:06:47,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:06:47,383 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 12:06:47,383 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:06:47,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 12:06:47,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:06:47,385 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:06:47,386 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:06:47,386 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:06:47,389 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 12:06:47,389 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_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60ed4386f3e9dfc23f4a7e8bce2e4e63a0ed4f2dd3fba97236df028c39e6948 [2022-11-20 12:06:47,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:06:47,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:06:47,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:06:47,818 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:06:47,819 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:06:47,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2022-11-20 12:06:51,656 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:06:51,910 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:06:51,911 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/sv-benchmarks/c/termination-crafted-lit/HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2022-11-20 12:06:51,918 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/data/e56377416/9757aa254d574c558b60e19a37c02a98/FLAG7395a6ab5 [2022-11-20 12:06:51,944 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/data/e56377416/9757aa254d574c558b60e19a37c02a98 [2022-11-20 12:06:51,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:06:51,952 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:06:51,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:06:51,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:06:51,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:06:51,960 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:06:51" (1/1) ... [2022-11-20 12:06:51,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16bed19d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:51, skipping insertion in model container [2022-11-20 12:06:51,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:06:51" (1/1) ... [2022-11-20 12:06:51,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:06:51,990 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:06:52,219 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:06:52,230 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:06:52,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:06:52,259 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:06:52,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52 WrapperNode [2022-11-20 12:06:52,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:06:52,262 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:06:52,262 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:06:52,262 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:06:52,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,278 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,297 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 13 [2022-11-20 12:06:52,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:06:52,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:06:52,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:06:52,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:06:52,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,316 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:06:52,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:06:52,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:06:52,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:06:52,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (1/1) ... [2022-11-20 12:06:52,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:52,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:52,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:52,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 12:06:52,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:06:52,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:06:52,486 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:06:52,488 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:06:52,586 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:06:52,594 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:06:52,595 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 12:06:52,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:06:52 BoogieIcfgContainer [2022-11-20 12:06:52,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:06:52,599 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 12:06:52,599 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 12:06:52,604 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 12:06:52,605 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:06:52,606 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 12:06:51" (1/3) ... [2022-11-20 12:06:52,607 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24f57cd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:06:52, skipping insertion in model container [2022-11-20 12:06:52,608 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:06:52,608 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:52" (2/3) ... [2022-11-20 12:06:52,608 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24f57cd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:06:52, skipping insertion in model container [2022-11-20 12:06:52,609 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:06:52,609 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:06:52" (3/3) ... [2022-11-20 12:06:52,611 INFO L332 chiAutomizerObserver]: Analyzing ICFG HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c [2022-11-20 12:06:52,682 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 12:06:52,683 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 12:06:52,683 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 12:06:52,683 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 12:06:52,684 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 12:06:52,684 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 12:06:52,684 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 12:06:52,684 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 12:06:52,690 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:06:52,711 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-20 12:06:52,712 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:06:52,712 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:06:52,719 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 12:06:52,719 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-20 12:06:52,719 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 12:06:52,720 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 7 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:06:52,721 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-20 12:06:52,721 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:06:52,721 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:06:52,722 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 12:06:52,722 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-20 12:06:52,732 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true [2022-11-20 12:06:52,732 INFO L750 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2022-11-20 12:06:52,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:52,742 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-20 12:06:52,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:52,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347262247] [2022-11-20 12:06:52,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:52,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:52,869 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:52,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:52,905 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:52,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:52,909 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2022-11-20 12:06:52,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:52,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881384567] [2022-11-20 12:06:52,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:52,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:52,957 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:52,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:52,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:52,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:52,986 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-11-20 12:06:52,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:52,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656571690] [2022-11-20 12:06:52,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:52,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:53,039 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:53,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:53,051 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:53,357 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:53,357 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:53,358 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:53,358 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:53,358 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:06:53,358 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:53,358 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:53,359 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:53,359 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-11-20 12:06:53,359 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:53,359 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:53,383 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 12:06:53,539 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 12:06:53,543 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 12:06:54,033 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:54,034 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:06:54,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:54,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:54,042 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:54,047 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:06:54,047 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:54,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 12:06:54,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:54,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:54,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:54,112 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:54,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 12:06:54,121 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:06:54,121 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:54,185 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:06:54,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:54,196 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:54,197 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:54,197 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:54,197 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:54,197 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:06:54,197 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:54,197 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:54,198 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:54,198 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-11-20 12:06:54,198 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:54,198 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:54,201 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:54,205 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 12:06:54,208 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 12:06:54,695 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:54,700 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:06:54,702 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:54,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:54,704 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:54,717 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:54,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 12:06:54,734 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:54,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:54,735 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:54,735 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:54,735 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:54,739 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:06:54,739 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:54,749 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:54,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:54,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:54,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:54,762 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:54,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:54,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 12:06:54,790 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:54,790 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:54,791 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:54,791 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:54,791 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:54,792 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:06:54,792 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:54,801 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:54,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:54,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:54,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:54,808 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:54,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 12:06:54,812 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:54,827 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:54,827 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:54,828 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:54,828 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:54,886 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2022-11-20 12:06:54,886 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 12:06:54,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:54,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:54,974 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 12:06:54,975 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:54,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:54,977 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:54,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 12:06:54,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:55,006 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:55,007 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:55,007 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:55,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:55,007 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:55,010 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:55,010 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:55,020 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:55,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:55,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:55,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:55,033 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:55,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 12:06:55,041 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:55,057 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:55,058 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:55,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:55,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:55,058 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:55,060 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:55,061 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:55,076 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:55,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:55,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:55,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:55,089 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:55,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:55,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 12:06:55,119 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:55,120 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:55,120 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:55,120 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:55,209 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-20 12:06:55,209 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-11-20 12:06:55,342 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:55,356 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:55,357 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 12:06:55,357 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:55,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:55,359 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:55,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 12:06:55,365 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:55,381 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:55,382 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:55,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:55,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:55,382 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:55,384 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:55,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:55,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:55,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:55,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:55,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:55,410 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:55,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:55,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 12:06:55,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:55,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:55,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:55,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:55,437 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:55,438 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:55,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:55,448 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:55,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:55,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:55,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:55,460 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:55,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:55,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 12:06:55,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:55,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:55,487 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:55,488 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:55,573 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-20 12:06:55,573 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-20 12:06:55,704 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:55,716 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:55,716 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 12:06:55,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:55,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:55,718 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:55,731 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:55,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 12:06:55,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:55,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:55,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:55,749 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:55,749 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:55,751 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:55,752 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:55,772 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:55,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:55,777 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:55,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:55,779 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:55,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 12:06:55,785 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:55,801 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:55,801 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:55,802 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:55,802 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:55,802 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:55,803 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:55,803 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:55,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:55,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:55,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:55,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:55,828 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:55,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:55,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 12:06:55,854 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:55,854 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:55,855 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:55,855 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:55,935 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-11-20 12:06:55,936 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-20 12:06:56,100 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:56,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:56,114 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 12:06:56,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:56,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:56,116 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:56,127 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:56,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 12:06:56,143 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:56,143 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:56,144 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:56,144 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:56,144 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:56,144 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:56,146 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:56,146 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:56,160 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:56,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:56,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:56,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:56,174 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:56,184 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:56,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 12:06:56,200 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:56,201 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:56,201 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:56,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:56,201 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:56,201 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:56,202 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:56,203 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:56,220 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:56,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:56,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:56,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:56,232 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:56,237 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:56,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 12:06:56,253 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:56,253 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:56,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:56,254 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:56,254 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:56,306 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-20 12:06:56,306 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-11-20 12:06:56,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:56,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:56,413 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 12:06:56,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:56,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:56,415 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:56,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 12:06:56,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:56,434 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:56,434 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:56,434 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:56,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:56,435 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:56,435 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:56,437 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:56,437 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:56,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:56,457 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:56,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:56,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:56,459 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:56,470 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:56,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 12:06:56,484 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:56,485 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:56,485 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:56,485 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:56,485 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:56,485 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:56,487 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:56,487 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:56,512 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:56,516 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Ended with exit code 0 [2022-11-20 12:06:56,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:56,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:56,518 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:56,530 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:56,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 12:06:56,544 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:56,545 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:56,545 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:56,545 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:56,545 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:56,635 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-20 12:06:56,636 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-20 12:06:56,789 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:56,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:56,794 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 12:06:56,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:56,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:56,796 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:56,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 12:06:56,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:56,817 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:56,818 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:56,818 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:56,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:56,818 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:56,818 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:56,823 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:56,823 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:56,872 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:56,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:56,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:56,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:56,881 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:56,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 12:06:56,889 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:56,902 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:56,902 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:56,902 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:56,902 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:56,902 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:56,903 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:56,905 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:56,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:56,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:56,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:56,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:56,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:56,930 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:56,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:56,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 12:06:56,952 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:56,952 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:56,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:56,952 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:56,953 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:57,039 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-11-20 12:06:57,039 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-20 12:06:57,252 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:57,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2022-11-20 12:06:57,257 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 12:06:57,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:57,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:57,259 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:57,265 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:57,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 12:06:57,280 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:57,280 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:57,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:57,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:57,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:57,281 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:57,282 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:57,282 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:57,308 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:57,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:57,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:57,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:57,320 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:57,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:57,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 12:06:57,340 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:57,341 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:57,341 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:57,341 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:57,341 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:57,341 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:57,342 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:57,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:57,360 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:57,369 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:57,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:57,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:57,371 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:57,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:57,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 12:06:57,392 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:57,392 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:57,393 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:57,393 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:57,393 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:57,457 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-20 12:06:57,458 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-20 12:06:57,584 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:57,589 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:57,589 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 12:06:57,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:57,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:57,591 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:57,601 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:57,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 12:06:57,616 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:57,616 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:57,616 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:57,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:57,617 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:57,617 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:57,618 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:06:57,618 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:57,636 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:57,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:57,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:57,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:57,647 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:57,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:57,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 12:06:57,665 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:57,665 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:57,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:57,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:57,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:57,666 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:57,667 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:06:57,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:57,684 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:57,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:57,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:57,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:57,696 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:57,700 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:57,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 12:06:57,715 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:57,715 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:57,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:57,715 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:57,715 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:57,810 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2022-11-20 12:06:57,810 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2022-11-20 12:06:58,078 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:58,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:58,084 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-20 12:06:58,085 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2; 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2022-11-20 12:06:58,085 INFO L750 eck$LassoCheckResult]: Loop: 6#L14-2true assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2); 6#L14-2true [2022-11-20 12:06:58,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:58,085 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 2 times [2022-11-20 12:06:58,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:58,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574404402] [2022-11-20 12:06:58,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:58,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:58,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:58,114 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:58,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:58,117 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 2 times [2022-11-20 12:06:58,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:58,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528132752] [2022-11-20 12:06:58,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:58,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:58,126 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:58,142 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:58,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:58,145 INFO L85 PathProgramCache]: Analyzing trace with hash 925795, now seen corresponding path program 3 times [2022-11-20 12:06:58,145 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:58,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310254362] [2022-11-20 12:06:58,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:58,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:58,168 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:58,194 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:58,330 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:58,330 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:58,331 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:58,331 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:58,331 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:06:58,331 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:58,331 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:58,331 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:58,331 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-11-20 12:06:58,332 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:58,332 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:58,334 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 12:06:58,412 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 12:06:58,418 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 12:06:58,833 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:58,833 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:06:58,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:58,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:58,835 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:58,843 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:06:58,843 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:58,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 12:06:58,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:58,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:58,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:58,908 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:58,912 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:06:58,912 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:58,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 12:06:58,973 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:06:58,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:58,983 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:58,984 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:58,984 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:58,984 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:58,984 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:06:58,984 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:58,984 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:58,984 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:58,984 INFO L133 ssoRankerPreferences]: Filename of dumped script: HeizmannHoenickeLeikePodelski-ATVA2013-Fig5.c_Iteration1_Lasso [2022-11-20 12:06:58,985 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:58,985 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:58,987 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 12:06:59,063 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 12:06:59,066 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 12:06:59,438 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:59,438 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:06:59,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:59,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:59,440 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:59,446 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 12:06:59,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 12:06:59,461 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:59,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:59,462 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:59,462 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:59,492 INFO L401 nArgumentSynthesizer]: We have 30 Motzkin's Theorem applications. [2022-11-20 12:06:59,492 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 12:06:59,563 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:59,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:59,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:59,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:59,577 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:59,581 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:59,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 12:06:59,596 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:59,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:59,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:59,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:59,597 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:59,598 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:06:59,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:59,607 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:59,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:59,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:59,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:59,619 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:59,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:59,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 12:06:59,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:59,639 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:59,639 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:59,639 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:59,639 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:59,640 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:06:59,640 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:59,658 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:59,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:59,667 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 12:06:59,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:59,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:59,669 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:59,674 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:59,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 12:06:59,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:59,690 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:59,690 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:59,690 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:59,735 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-20 12:06:59,736 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-11-20 12:06:59,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:59,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:59,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:59,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:59,838 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:59,845 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 12:06:59,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 12:06:59,860 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:59,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:59,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:59,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:59,861 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:59,862 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:59,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:59,876 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:59,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:59,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:59,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:59,888 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:59,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:59,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 12:06:59,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:59,908 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:59,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:59,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:59,909 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:59,909 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:59,910 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:59,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:59,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:59,929 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 12:06:59,929 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:59,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:59,931 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:59,936 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:06:59,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 12:06:59,953 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:59,953 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:59,953 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:06:59,953 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:07:00,007 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-20 12:07:00,007 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-20 12:07:00,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:00,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:00,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:00,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:00,154 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:00,165 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:00,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 12:07:00,181 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:07:00,181 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:00,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:00,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:00,182 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:07:00,183 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:07:00,183 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:00,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:00,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:00,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:00,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:00,204 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:00,209 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:00,225 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:07:00,225 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:00,226 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:00,226 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:00,226 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:07:00,227 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:07:00,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:00,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 12:07:00,244 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:00,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:00,254 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 12:07:00,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:00,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:00,256 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:00,260 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:00,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 12:07:00,277 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:07:00,277 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:00,277 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:07:00,277 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:07:00,346 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-11-20 12:07:00,346 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-20 12:07:00,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:00,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-20 12:07:00,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:00,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:00,476 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:00,481 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:00,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 12:07:00,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:07:00,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:00,495 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:00,495 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:00,495 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:07:00,496 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:07:00,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:00,499 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:00,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Ended with exit code 0 [2022-11-20 12:07:00,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:00,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:00,503 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:00,517 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 12:07:00,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-20 12:07:00,533 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:07:00,533 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:00,534 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:00,534 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:00,534 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:07:00,535 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:07:00,535 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:00,552 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:00,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:00,558 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 12:07:00,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:00,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:00,560 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:00,565 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 12:07:00,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-20 12:07:00,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:00,581 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:07:00,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:00,582 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:07:00,582 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:07:00,626 INFO L401 nArgumentSynthesizer]: We have 45 Motzkin's Theorem applications. [2022-11-20 12:07:00,626 INFO L402 nArgumentSynthesizer]: A total of 9 supporting invariants were added. [2022-11-20 12:07:00,758 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:00,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:00,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:00,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:00,767 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:00,777 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:00,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-20 12:07:00,793 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:00,793 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:07:00,794 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:00,794 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:00,794 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:00,794 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:07:00,796 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:07:00,796 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:00,824 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:00,828 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:00,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:00,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:00,830 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:00,838 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:00,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 12:07:00,853 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:00,853 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:07:00,853 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:00,853 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:00,853 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:00,853 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:07:00,854 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:07:00,854 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:00,880 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:00,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:00,884 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 12:07:00,885 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:00,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:00,899 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:00,903 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:07:00,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 12:07:00,919 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:00,919 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:07:00,920 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:00,920 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:07:00,920 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:07:01,062 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-20 12:07:01,062 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-20 12:07:01,232 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:01,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:01,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:01,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:01,239 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:01,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:01,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 12:07:01,266 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:01,266 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:07:01,267 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:01,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:01,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:01,267 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:07:01,268 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:07:01,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:01,296 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:01,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:01,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:01,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:01,302 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:01,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:01,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 12:07:01,321 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:01,321 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:07:01,321 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:01,321 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:01,321 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:01,321 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:07:01,322 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:07:01,322 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:01,340 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:01,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:01,344 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 12:07:01,345 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:01,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:01,346 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:01,353 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:01,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 12:07:01,369 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:01,370 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:07:01,370 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:01,370 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:07:01,370 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:07:01,442 INFO L401 nArgumentSynthesizer]: We have 75 Motzkin's Theorem applications. [2022-11-20 12:07:01,442 INFO L402 nArgumentSynthesizer]: A total of 15 supporting invariants were added. [2022-11-20 12:07:01,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:01,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Ended with exit code 0 [2022-11-20 12:07:01,767 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:01,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:01,768 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:01,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 12:07:01,774 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:01,787 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:01,788 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:07:01,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:01,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:01,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:01,788 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:07:01,790 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:07:01,790 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:01,803 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:01,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:01,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:01,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:01,808 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:01,817 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:01,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 12:07:01,833 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:01,833 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:07:01,833 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:01,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:01,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:01,834 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:07:01,835 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:07:01,835 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:01,856 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:01,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:01,860 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 12:07:01,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:01,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:01,862 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:01,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 12:07:01,870 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:01,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:01,885 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:07:01,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:01,886 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:07:01,886 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:07:01,944 INFO L401 nArgumentSynthesizer]: We have 60 Motzkin's Theorem applications. [2022-11-20 12:07:01,945 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-20 12:07:02,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:02,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:02,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:02,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:02,102 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:02,109 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:02,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 12:07:02,126 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:02,126 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:07:02,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:02,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:02,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:02,126 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:07:02,127 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:07:02,128 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:02,137 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:02,141 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:02,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:02,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:02,143 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:02,153 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:07:02,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 12:07:02,169 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:02,169 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:07:02,169 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:02,169 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:02,169 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:02,170 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:07:02,173 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:07:02,173 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:02,188 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:02,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2022-11-20 12:07:02,191 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 12:07:02,191 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:02,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:02,196 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:02,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 12:07:02,199 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 12:07:02,212 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:02,212 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:07:02,212 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:02,212 INFO L204 nArgumentSynthesizer]: 3 loop disjuncts [2022-11-20 12:07:02,212 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:07:02,286 INFO L401 nArgumentSynthesizer]: We have 90 Motzkin's Theorem applications. [2022-11-20 12:07:02,287 INFO L402 nArgumentSynthesizer]: A total of 18 supporting invariants were added. [2022-11-20 12:07:02,453 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:02,458 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:02,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:02,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:02,459 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:02,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 12:07:02,462 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:02,476 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:02,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:07:02,477 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:02,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:02,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:02,477 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:07:02,478 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:07:02,479 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:02,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:02,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 12:07:02,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:07:02,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:07:02,495 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:07:02,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 12:07:02,498 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict 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 12:07:02,511 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:07:02,511 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:07:02,511 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:07:02,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:07:02,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:07:02,511 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:07:02,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:07:02,512 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:07:02,516 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:07:02,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2022-11-20 12:07:02,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 12:07:02 BoogieIcfgContainer [2022-11-20 12:07:02,525 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 12:07:02,526 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:07:02,526 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:07:02,526 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:07:02,527 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:06:52" (3/4) ... [2022-11-20 12:07:02,529 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 12:07:02,529 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:07:02,531 INFO L158 Benchmark]: Toolchain (without parser) took 10578.30ms. Allocated memory was 172.0MB in the beginning and 262.1MB in the end (delta: 90.2MB). Free memory was 128.9MB in the beginning and 101.5MB in the end (delta: 27.5MB). Peak memory consumption was 118.9MB. Max. memory is 16.1GB. [2022-11-20 12:07:02,531 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:07:02,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.82ms. Allocated memory is still 172.0MB. Free memory was 128.9MB in the beginning and 120.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 12:07:02,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.50ms. Allocated memory is still 172.0MB. Free memory was 120.0MB in the beginning and 118.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:07:02,532 INFO L158 Benchmark]: Boogie Preprocessor took 19.33ms. Allocated memory is still 172.0MB. Free memory was 118.5MB in the beginning and 117.7MB in the end (delta: 796.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:07:02,532 INFO L158 Benchmark]: RCFGBuilder took 278.88ms. Allocated memory is still 172.0MB. Free memory was 117.7MB in the beginning and 109.5MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 12:07:02,533 INFO L158 Benchmark]: BuchiAutomizer took 9926.38ms. Allocated memory was 172.0MB in the beginning and 262.1MB in the end (delta: 90.2MB). Free memory was 109.5MB in the beginning and 102.2MB in the end (delta: 7.4MB). Peak memory consumption was 129.4MB. Max. memory is 16.1GB. [2022-11-20 12:07:02,533 INFO L158 Benchmark]: Witness Printer took 3.60ms. Allocated memory is still 262.1MB. Free memory was 102.2MB in the beginning and 101.5MB in the end (delta: 674.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:07:02,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 113.2MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.82ms. Allocated memory is still 172.0MB. Free memory was 128.9MB in the beginning and 120.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.50ms. Allocated memory is still 172.0MB. Free memory was 120.0MB in the beginning and 118.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.33ms. Allocated memory is still 172.0MB. Free memory was 118.5MB in the beginning and 117.7MB in the end (delta: 796.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 278.88ms. Allocated memory is still 172.0MB. Free memory was 117.7MB in the beginning and 109.5MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 9926.38ms. Allocated memory was 172.0MB in the beginning and 262.1MB in the end (delta: 90.2MB). Free memory was 109.5MB in the beginning and 102.2MB in the end (delta: 7.4MB). Peak memory consumption was 129.4MB. Max. memory is 16.1GB. * Witness Printer took 3.60ms. Allocated memory is still 262.1MB. Free memory was 102.2MB in the beginning and 101.5MB in the end (delta: 674.3kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 9.8s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 9.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital64 mio100 ax100 hnf100 lsp135 ukn80 mio100 lsp100 div197 bol100 ite100 ukn100 eq137 hnf97 smp57 dnf247 smp62 tf100 neg98 sie102 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 261ms VariablesStem: 2 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 3 SupportingInvariants: 18 MotzkinApplications: 90 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~x~0#1, main_~y~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 2;" "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" Loop: "assume !!(main_~x~0#1 >= 0);main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~y~0#1 := (if 1 + main_~y~0#1 < 0 && 0 != (1 + main_~y~0#1) % 2 then 1 + (1 + main_~y~0#1) / 2 else (1 + main_~y~0#1) / 2);" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-20 12:07:02,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/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_24d01b5b-65a7-46c6-b505-dfd1fa4a4a89/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