./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/lcm2-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/lcm2-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f81466ea17a904c8a7b5431bbb2313b9daa463d0ce481677fed2bc40d841f956 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:14:05,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:14:05,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:14:05,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:14:05,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:14:05,224 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:14:05,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:14:05,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:14:05,231 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:14:05,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:14:05,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:14:05,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:14:05,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:14:05,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:14:05,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:14:05,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:14:05,243 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:14:05,244 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:14:05,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:14:05,249 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:14:05,252 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:14:05,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:14:05,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:14:05,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:14:05,261 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:14:05,262 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:14:05,263 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:14:05,264 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:14:05,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:14:05,266 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:14:05,266 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:14:05,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:14:05,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:14:05,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:14:05,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:14:05,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:14:05,273 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:14:05,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:14:05,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:14:05,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:14:05,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:14:05,286 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-02 20:14:05,339 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:14:05,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:14:05,340 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:14:05,340 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:14:05,342 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:14:05,343 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:14:05,343 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:14:05,344 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-02 20:14:05,344 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-02 20:14:05,344 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-02 20:14:05,345 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-02 20:14:05,346 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-02 20:14:05,346 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-02 20:14:05,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:14:05,346 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:14:05,347 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 20:14:05,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:14:05,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:14:05,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:14:05,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-02 20:14:05,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-02 20:14:05,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-02 20:14:05,349 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:14:05,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:14:05,349 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-02 20:14:05,349 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:14:05,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-02 20:14:05,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:14:05,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:14:05,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:14:05,351 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:14:05,353 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-02 20:14:05,353 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_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f81466ea17a904c8a7b5431bbb2313b9daa463d0ce481677fed2bc40d841f956 [2022-11-02 20:14:05,669 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:14:05,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:14:05,717 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:14:05,718 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:14:05,719 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:14:05,721 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/termination-nla/lcm2-both-t.c [2022-11-02 20:14:05,832 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/data/690137fdb/052caf3d14954fb5ab719097fd2f51c3/FLAG50463d5e4 [2022-11-02 20:14:06,453 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:14:06,456 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/sv-benchmarks/c/termination-nla/lcm2-both-t.c [2022-11-02 20:14:06,473 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/data/690137fdb/052caf3d14954fb5ab719097fd2f51c3/FLAG50463d5e4 [2022-11-02 20:14:06,803 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/data/690137fdb/052caf3d14954fb5ab719097fd2f51c3 [2022-11-02 20:14:06,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:14:06,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:14:06,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:14:06,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:14:06,826 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:14:06,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:14:06" (1/1) ... [2022-11-02 20:14:06,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d14c0a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:06, skipping insertion in model container [2022-11-02 20:14:06,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:14:06" (1/1) ... [2022-11-02 20:14:06,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:14:06,856 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:14:07,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:14:07,094 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:14:07,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:14:07,132 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:14:07,132 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07 WrapperNode [2022-11-02 20:14:07,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:14:07,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:14:07,137 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:14:07,138 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:14:07,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,152 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,173 INFO L138 Inliner]: procedures = 4, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2022-11-02 20:14:07,173 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:14:07,175 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:14:07,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:14:07,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:14:07,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,185 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,194 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,195 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:14:07,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:14:07,199 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:14:07,199 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:14:07,200 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (1/1) ... [2022-11-02 20:14:07,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:07,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:07,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:07,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-02 20:14:07,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:14:07,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:14:07,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_unsigned_int [2022-11-02 20:14:07,367 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:14:07,369 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:14:07,564 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:14:07,572 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:14:07,572 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-02 20:14:07,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:14:07 BoogieIcfgContainer [2022-11-02 20:14:07,574 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:14:07,576 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-02 20:14:07,576 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-02 20:14:07,580 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-02 20:14:07,581 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:14:07,582 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 08:14:06" (1/3) ... [2022-11-02 20:14:07,583 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@158ecd1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:14:07, skipping insertion in model container [2022-11-02 20:14:07,583 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:14:07,583 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:14:07" (2/3) ... [2022-11-02 20:14:07,584 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@158ecd1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 08:14:07, skipping insertion in model container [2022-11-02 20:14:07,584 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-02 20:14:07,584 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:14:07" (3/3) ... [2022-11-02 20:14:07,586 INFO L332 chiAutomizerObserver]: Analyzing ICFG lcm2-both-t.c [2022-11-02 20:14:07,682 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-02 20:14:07,687 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-02 20:14:07,688 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-02 20:14:07,688 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-02 20:14:07,688 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-02 20:14:07,688 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-02 20:14:07,688 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-02 20:14:07,689 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-02 20:14:07,693 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:14:07,713 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:14:07,714 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:14:07,714 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:14:07,720 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-02 20:14:07,721 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:14:07,721 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-02 20:14:07,721 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:14:07,723 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:14:07,723 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:14:07,724 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:14:07,724 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-02 20:14:07,724 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:14:07,734 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 4#L30true assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 6#L45-2true [2022-11-02 20:14:07,735 INFO L750 eck$LassoCheckResult]: Loop: 6#L45-2true assume !false; 10#L42true assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 8#L45true assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 6#L45-2true [2022-11-02 20:14:07,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:07,747 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-11-02 20:14:07,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:07,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200805946] [2022-11-02 20:14:07,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:07,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:07,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:07,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:07,973 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:07,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:07,977 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 1 times [2022-11-02 20:14:07,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:07,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972475256] [2022-11-02 20:14:07,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:07,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:07,998 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:14:07,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1040990949] [2022-11-02 20:14:07,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:08,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:08,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:08,003 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:08,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:14:08,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:08,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:08,103 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:08,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:08,105 INFO L85 PathProgramCache]: Analyzing trace with hash 889575311, now seen corresponding path program 1 times [2022-11-02 20:14:08,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:08,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639272818] [2022-11-02 20:14:08,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:08,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:08,120 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:14:08,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2032051791] [2022-11-02 20:14:08,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:08,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:08,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:08,144 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:08,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 20:14:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:08,290 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:08,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:08,322 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:08,794 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:14:08,795 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:14:08,795 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:14:08,795 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:14:08,795 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:14:08,796 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:08,796 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:14:08,796 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:14:08,796 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration1_Lasso [2022-11-02 20:14:08,796 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:14:08,797 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:14:08,814 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:08,858 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:08,861 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:08,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:09,034 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:14:09,035 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:14:09,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:09,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:09,063 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:09,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-02 20:14:09,066 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:14:09,075 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:14:09,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-11-02 20:14:09,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:09,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:09,128 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:09,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-02 20:14:09,132 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:14:09,132 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:14:09,168 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:14:09,211 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-11-02 20:14:09,211 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:14:09,211 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:14:09,212 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:14:09,212 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:14:09,212 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:14:09,212 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:09,212 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:14:09,212 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:14:09,212 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration1_Lasso [2022-11-02 20:14:09,212 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:14:09,212 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:14:09,215 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:09,219 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:09,251 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:09,255 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:09,389 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:14:09,394 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:14:09,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:09,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:09,399 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:09,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-02 20:14:09,411 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:09,425 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:09,426 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:09,426 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:09,426 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:09,427 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:14:09,429 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:14:09,429 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:09,440 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:09,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:09,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:09,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:09,479 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:09,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-02 20:14:09,482 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:09,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:09,493 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:09,494 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:09,494 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:14:09,527 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-02 20:14:09,527 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:14:09,577 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-02 20:14:09,604 INFO L443 ModelExtractionUtils]: Simplification made 6 calls to the SMT solver. [2022-11-02 20:14:09,604 INFO L444 ModelExtractionUtils]: 26 out of 36 variables were initially zero. Simplification set additionally 3 variables to zero. [2022-11-02 20:14:09,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:09,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:09,623 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:09,633 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-02 20:14:09,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-02 20:14:09,670 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2022-11-02 20:14:09,670 INFO L513 LassoAnalysis]: Proved termination. [2022-11-02 20:14:09,671 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1, ULTIMATE.start_main_~x~0#1) = -1*ULTIMATE.start_main_~y~0#1 + 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [1*ULTIMATE.start_main_~y~0#1 - 1 >= 0] [2022-11-02 20:14:09,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:09,724 INFO L156 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2022-11-02 20:14:09,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:09,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-02 20:14:09,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:14:09,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:14:09,800 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 20:14:09,801 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:14:09,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-02 20:14:09,852 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-11-02 20:14:09,853 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:14:09,910 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 9 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 39 transitions. Complement of second has 6 states. [2022-11-02 20:14:09,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-02 20:14:09,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:14:09,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 18 transitions. [2022-11-02 20:14:09,923 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 3 letters. [2022-11-02 20:14:09,924 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:14:09,924 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 6 letters. Loop has 3 letters. [2022-11-02 20:14:09,924 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:14:09,925 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 18 transitions. Stem has 3 letters. Loop has 6 letters. [2022-11-02 20:14:09,925 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-02 20:14:09,926 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 39 transitions. [2022-11-02 20:14:09,928 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:14:09,939 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 12 states and 15 transitions. [2022-11-02 20:14:09,940 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2022-11-02 20:14:09,940 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2022-11-02 20:14:09,941 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 15 transitions. [2022-11-02 20:14:09,941 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-02 20:14:09,941 INFO L218 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-11-02 20:14:09,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states and 15 transitions. [2022-11-02 20:14:09,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2022-11-02 20:14:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-02 20:14:09,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 15 transitions. [2022-11-02 20:14:09,976 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-11-02 20:14:09,976 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 15 transitions. [2022-11-02 20:14:09,976 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-02 20:14:09,977 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 15 transitions. [2022-11-02 20:14:09,979 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2022-11-02 20:14:09,979 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-02 20:14:09,979 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-02 20:14:09,980 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2022-11-02 20:14:09,980 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-02 20:14:09,981 INFO L748 eck$LassoCheckResult]: Stem: 91#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 92#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 93#L30 assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 94#L45-2 assume !false; 99#L42 assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 100#L45 assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 95#L45-2 [2022-11-02 20:14:09,981 INFO L750 eck$LassoCheckResult]: Loop: 95#L45-2 assume !false; 96#L42 assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 102#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 95#L45-2 [2022-11-02 20:14:09,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:09,984 INFO L85 PathProgramCache]: Analyzing trace with hash 889575313, now seen corresponding path program 1 times [2022-11-02 20:14:09,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:09,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1459826693] [2022-11-02 20:14:09,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:09,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:10,011 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:14:10,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2046287375] [2022-11-02 20:14:10,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:10,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:10,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:10,016 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:10,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-02 20:14:10,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:10,069 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:10,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:10,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:10,086 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 2 times [2022-11-02 20:14:10,086 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:10,086 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997286872] [2022-11-02 20:14:10,086 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:10,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:10,089 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:14:10,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1967370163] [2022-11-02 20:14:10,090 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:14:10,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:10,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:10,102 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:10,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-02 20:14:10,161 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-02 20:14:10,161 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-02 20:14:10,161 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:10,167 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:10,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:10,167 INFO L85 PathProgramCache]: Analyzing trace with hash 1389949314, now seen corresponding path program 1 times [2022-11-02 20:14:10,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:10,168 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280471212] [2022-11-02 20:14:10,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:10,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:10,182 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:14:10,182 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [293208692] [2022-11-02 20:14:10,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:10,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:10,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:10,189 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:10,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-02 20:14:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:11,048 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:11,077 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:11,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:11,570 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:14:11,570 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:14:11,570 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:14:11,570 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:14:11,570 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:14:11,570 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:11,570 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:14:11,570 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:14:11,571 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration2_Lasso [2022-11-02 20:14:11,571 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:14:11,571 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:14:11,573 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:11,631 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:11,634 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:11,637 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:11,858 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:14:11,859 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:14:11,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:11,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:11,860 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:11,888 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:14:11,888 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:14:11,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-02 20:14:11,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:11,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:11,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:11,952 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:11,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-02 20:14:11,956 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:14:11,956 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:14:11,994 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:14:12,018 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:12,018 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:14:12,018 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:14:12,018 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:14:12,019 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:14:12,019 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:14:12,019 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:12,019 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:14:12,019 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:14:12,019 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration2_Lasso [2022-11-02 20:14:12,019 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:14:12,019 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:14:12,021 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:12,040 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:12,044 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:12,047 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:12,308 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:14:12,309 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:14:12,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:12,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:12,311 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:12,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-02 20:14:12,318 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:12,333 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:12,333 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:12,333 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:12,333 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:12,333 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:14:12,334 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:14:12,334 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:12,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:12,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:12,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:12,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:12,391 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:12,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:12,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-02 20:14:12,415 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:12,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:12,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:12,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:12,415 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:14:12,416 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:14:12,416 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:12,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:12,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:12,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:12,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:12,454 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:12,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-02 20:14:12,459 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:12,470 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:12,470 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:12,470 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:12,470 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:12,470 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:14:12,471 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:14:12,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:12,475 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:12,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:12,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:12,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:12,500 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:12,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-02 20:14:12,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:12,513 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:12,513 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:12,513 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:12,513 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:14:12,531 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-02 20:14:12,531 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:14:12,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:12,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:12,614 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:14:12,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:12,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:12,616 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:12,623 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 [2022-11-02 20:14:12,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-02 20:14:12,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:12,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:12,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:12,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:12,637 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:12,637 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:12,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:12,647 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:12,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:12,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:12,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:12,691 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:12,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-02 20:14:12,700 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 [2022-11-02 20:14:12,715 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:12,715 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:12,715 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:12,715 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:12,716 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:12,716 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:12,716 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:12,730 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:12,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:12,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:12,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:12,771 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:12,776 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:12,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-02 20:14:12,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:12,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:12,790 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:12,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:12,790 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:12,791 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:12,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:12,800 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:12,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:12,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:12,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:12,844 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:12,855 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:12,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-02 20:14:12,871 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:12,872 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:12,872 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:12,872 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:12,907 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-02 20:14:12,907 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-02 20:14:12,962 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:13,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:13,009 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:14:13,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:13,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:13,011 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:13,014 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:13,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-02 20:14:13,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:13,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:13,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:13,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:13,030 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:13,031 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:13,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:13,041 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:13,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:13,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:13,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:13,089 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:13,102 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:13,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-02 20:14:13,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:13,118 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:13,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:13,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:13,118 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:13,119 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:13,119 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:13,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:13,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:13,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:13,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:13,186 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:13,188 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:13,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-02 20:14:13,204 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:13,205 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:13,205 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:13,205 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:13,205 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:13,206 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:13,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:13,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:13,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:13,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:13,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:13,280 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:13,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:13,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-02 20:14:13,299 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:13,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:13,300 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:13,300 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:13,347 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-02 20:14:13,347 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-02 20:14:13,422 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:13,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:13,463 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:14:13,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:13,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:13,465 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:13,471 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:13,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-02 20:14:13,487 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:13,487 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:13,487 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:13,488 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:13,488 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:13,489 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:13,489 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:13,506 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:13,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:13,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:13,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:13,554 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:13,557 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:13,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-02 20:14:13,574 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:13,574 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:13,574 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:13,574 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:13,575 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:13,579 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:13,579 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:13,594 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:13,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:13,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:13,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:13,643 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:13,645 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:13,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-02 20:14:13,661 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:13,662 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:13,662 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:13,662 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:13,662 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:13,663 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:13,663 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:13,678 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:13,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:13,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:13,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:13,727 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:13,731 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 [2022-11-02 20:14:13,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-02 20:14:13,749 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:13,749 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:13,749 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:13,749 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:13,839 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-02 20:14:13,839 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-02 20:14:13,934 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:13,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Ended with exit code 0 [2022-11-02 20:14:13,958 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:14:13,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:13,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:13,961 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:13,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:13,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-02 20:14:13,978 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:13,978 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:13,978 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:13,979 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:13,979 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:13,979 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:13,980 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:13,980 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:13,998 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:14,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:14,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:14,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:14,046 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:14,050 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:14,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-02 20:14:14,066 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:14,066 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:14,066 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:14,067 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:14,067 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:14,067 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:14,068 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:14,069 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:14,098 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:14,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:14,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:14,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:14,148 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:14,151 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:14,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-02 20:14:14,167 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:14,167 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:14,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:14,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:14,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:14,168 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:14,169 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:14,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:14,194 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:14,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:14,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:14,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:14,235 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:14,239 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:14,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-02 20:14:14,255 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:14,255 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:14,255 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:14,256 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:14,256 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:14,282 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-02 20:14:14,283 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-02 20:14:14,373 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:14,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2022-11-02 20:14:14,397 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:14:14,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:14,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:14,399 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:14,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-02 20:14:14,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:14,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:14,411 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:14:14,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:14,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:14,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:14,412 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:14,413 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:14,413 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:14,429 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:14,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Ended with exit code 0 [2022-11-02 20:14:14,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:14,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:14,455 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:14,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-02 20:14:14,457 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:14,468 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:14,469 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:14:14,469 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:14,469 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:14,469 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:14,469 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:14,471 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:14,471 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:14,484 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:14,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Ended with exit code 0 [2022-11-02 20:14:14,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:14,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:14,510 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:14,512 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:14,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-02 20:14:14,527 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:14,528 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:14:14,528 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:14,528 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:14,528 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:14,528 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:14,530 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:14,530 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:14,546 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:14,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:14,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:14,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:14,588 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:14,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:14,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-02 20:14:14,608 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:14,609 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:14:14,609 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:14,609 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:14,609 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:14,646 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-02 20:14:14,646 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-02 20:14:14,833 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:14,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2022-11-02 20:14:14,861 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:14:14,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:14,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:14,862 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:14,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-02 20:14:14,864 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:14,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:14,876 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:14,877 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:14,877 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:14,877 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:14,877 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:14,879 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:14,879 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:14,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:14,943 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2022-11-02 20:14:14,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:14,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:14,945 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:14,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-02 20:14:14,950 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:14,963 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:14,963 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:14,963 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:14,963 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:14,964 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:14,964 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:14,965 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:14,965 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:14,982 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:15,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Ended with exit code 0 [2022-11-02 20:14:15,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:15,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:15,016 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:15,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-02 20:14:15,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:15,035 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:15,035 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:15,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:15,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:15,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:15,036 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:15,038 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:15,038 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:15,043 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:15,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Ended with exit code 0 [2022-11-02 20:14:15,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:15,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:15,072 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:15,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-02 20:14:15,074 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:15,089 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:15,089 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:15,089 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:15,089 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:15,089 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:15,131 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-02 20:14:15,132 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-02 20:14:15,498 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:15,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Ended with exit code 0 [2022-11-02 20:14:15,521 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:14:15,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:15,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:15,522 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:15,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-02 20:14:15,525 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:15,537 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:15,537 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:15,537 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:15,538 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:15,538 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:15,538 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:15,538 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:15,539 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:15,541 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:15,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Ended with exit code 0 [2022-11-02 20:14:15,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:15,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:15,567 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:15,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-02 20:14:15,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:15,581 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:15,581 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:15,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:15,581 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:15,581 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:15,581 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:15,582 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:15,582 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:15,587 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:15,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:15,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:15,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:15,614 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:15,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-02 20:14:15,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:15,636 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:15,637 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:15,637 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:15,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:15,637 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:15,637 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:15,638 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:15,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:15,640 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:15,665 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2022-11-02 20:14:15,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:15,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:15,666 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:15,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-02 20:14:15,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:15,681 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:15,681 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:15,681 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:15,681 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:15,681 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:15,710 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-02 20:14:15,710 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-02 20:14:15,826 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:15,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:15,870 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:14:15,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:15,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:15,872 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:15,875 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:15,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-02 20:14:15,891 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:15,891 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:15,891 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:15,891 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:15,891 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:15,891 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:14:15,893 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:14:15,893 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:15,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:15,958 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:15,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:15,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:15,960 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:15,967 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:15,983 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:15,983 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:15,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:15,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:15,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:15,983 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:14:15,985 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:14:15,985 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:15,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-02 20:14:15,996 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:16,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:16,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:16,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:16,033 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:16,038 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:16,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-02 20:14:16,053 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:16,053 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:16,053 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:16,053 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:16,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:16,054 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:14:16,055 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:14:16,055 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:16,070 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:16,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:16,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:16,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:16,111 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:16,115 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:16,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-02 20:14:16,132 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:16,132 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:16,133 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:16,133 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:16,133 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:14:16,203 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-11-02 20:14:16,203 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-02 20:14:16,409 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:16,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:16,451 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-02 20:14:16,451 INFO L748 eck$LassoCheckResult]: Stem: 91#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 92#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1; 93#L30 assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1; 94#L45-2 assume !false; 99#L42 assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 100#L45 assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1; 95#L45-2 assume !false; 96#L42 assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 102#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 95#L45-2 [2022-11-02 20:14:16,451 INFO L750 eck$LassoCheckResult]: Loop: 95#L45-2 assume !false; 96#L42 assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1); 102#L45 assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1; 95#L45-2 [2022-11-02 20:14:16,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:16,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1389949314, now seen corresponding path program 2 times [2022-11-02 20:14:16,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:16,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2057201107] [2022-11-02 20:14:16,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:16,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:16,465 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:14:16,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [461592713] [2022-11-02 20:14:16,470 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-02 20:14:16,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:16,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:16,472 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:16,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2022-11-02 20:14:17,303 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-02 20:14:17,303 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-02 20:14:17,303 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:17,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:17,324 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:17,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:17,325 INFO L85 PathProgramCache]: Analyzing trace with hash 45842, now seen corresponding path program 3 times [2022-11-02 20:14:17,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:17,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914750440] [2022-11-02 20:14:17,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:17,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:17,328 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:14:17,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [508620024] [2022-11-02 20:14:17,329 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-02 20:14:17,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:17,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:17,340 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:17,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2022-11-02 20:14:17,380 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2022-11-02 20:14:17,380 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-02 20:14:17,380 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:17,386 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:17,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:14:17,387 INFO L85 PathProgramCache]: Analyzing trace with hash 200328689, now seen corresponding path program 3 times [2022-11-02 20:14:17,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:14:17,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632414167] [2022-11-02 20:14:17,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:14:17,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:14:17,400 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:14:17,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1445441288] [2022-11-02 20:14:17,401 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-02 20:14:17,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:14:17,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:17,407 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:14:17,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Waiting until timeout for monitored process [2022-11-02 20:14:17,512 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-11-02 20:14:17,513 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-02 20:14:17,513 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-02 20:14:18,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-02 20:14:18,666 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-02 20:14:19,919 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:14:19,919 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:14:19,919 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:14:19,920 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:14:19,920 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-02 20:14:19,920 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:19,920 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:14:19,920 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:14:19,920 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration2_Lasso [2022-11-02 20:14:19,920 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:14:19,921 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:14:19,923 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:19,927 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:19,930 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:19,986 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:20,227 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:14:20,227 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-02 20:14:20,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:20,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:20,238 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:20,244 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:14:20,244 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:14:20,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-02 20:14:20,259 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:14:20,259 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:14:20,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:20,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:20,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:20,285 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:20,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-02 20:14:20,288 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:14:20,288 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:14:20,301 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-02 20:14:20,302 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~ret0#1=0} Honda state: {ULTIMATE.start_main_#t~ret0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-02 20:14:20,325 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:20,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:20,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:20,326 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:20,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-02 20:14:20,329 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-02 20:14:20,329 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:14:20,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:20,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:20,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:20,402 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:20,411 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-02 20:14:20,411 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-02 20:14:20,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-02 20:14:20,450 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-02 20:14:20,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:20,488 INFO L210 LassoAnalysis]: Preferences: [2022-11-02 20:14:20,489 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-02 20:14:20,489 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-02 20:14:20,489 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-02 20:14:20,489 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-02 20:14:20,489 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:20,489 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-02 20:14:20,489 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-02 20:14:20,489 INFO L133 ssoRankerPreferences]: Filename of dumped script: lcm2-both-t.c_Iteration2_Lasso [2022-11-02 20:14:20,489 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-02 20:14:20,489 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-02 20:14:20,491 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:20,494 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:20,498 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:20,500 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-02 20:14:20,768 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-02 20:14:20,768 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-02 20:14:20,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:20,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:20,770 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:20,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:20,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-02 20:14:20,785 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:20,785 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:20,785 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:20,785 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:20,785 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:14:20,786 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:14:20,786 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:20,795 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:20,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:20,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:20,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:20,832 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:20,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:20,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-02 20:14:20,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:20,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:20,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:20,849 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:20,849 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:14:20,849 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:14:20,850 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:20,878 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:20,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:20,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:20,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:20,913 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:20,920 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:20,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-02 20:14:20,934 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:20,934 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:20,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:20,935 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:20,935 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:14:20,935 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-02 20:14:20,935 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:20,950 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:20,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:20,989 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:20,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:20,991 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:20,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-02 20:14:21,008 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,009 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:21,009 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-02 20:14:21,023 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-02 20:14:21,023 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-02 20:14:21,056 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:21,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:21,095 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-02 20:14:21,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:21,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:21,097 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:21,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-02 20:14:21,116 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,116 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:21,116 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,116 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:21,116 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:21,117 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:21,117 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:21,134 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:21,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2022-11-02 20:14:21,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:21,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:21,172 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:21,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-02 20:14:21,173 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:21,185 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,185 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:21,185 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:21,186 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:21,186 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:21,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:21,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-02 20:14:21,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:21,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:21,214 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:21,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-02 20:14:21,216 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,227 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,227 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:21,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:21,227 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:21,231 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:21,231 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:21,250 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:21,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:21,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:21,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:21,290 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:21,295 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-02 20:14:21,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,309 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,309 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:21,309 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:21,329 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-02 20:14:21,329 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-02 20:14:21,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:21,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:21,413 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-02 20:14:21,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:21,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:21,415 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:21,419 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,432 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:21,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:21,432 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:21,433 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:21,433 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:21,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-02 20:14:21,447 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:21,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:21,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:21,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:21,483 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:21,487 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,500 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:21,500 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,500 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:21,500 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:21,501 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:21,501 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:21,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-02 20:14:21,511 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:21,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:21,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:21,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:21,547 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:21,551 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-02 20:14:21,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:21,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:21,566 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:21,566 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:21,566 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:21,583 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:21,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:21,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:21,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:21,659 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:21,668 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-02 20:14:21,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,684 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:21,684 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:21,722 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-02 20:14:21,722 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-02 20:14:21,813 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:21,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:21,852 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-02 20:14:21,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:21,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:21,853 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:21,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-02 20:14:21,875 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,875 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:21,875 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,875 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:21,875 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:21,876 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:21,876 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:21,891 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:21,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:21,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:21,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:21,932 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:21,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:21,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-02 20:14:21,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:21,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:21,951 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:21,951 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:21,951 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:21,952 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:21,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:21,978 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:22,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Ended with exit code 0 [2022-11-02 20:14:22,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:22,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:22,011 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:22,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-02 20:14:22,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:22,024 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:22,024 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:22,024 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:22,024 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:22,025 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:22,025 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:22,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:22,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:22,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Ended with exit code 0 [2022-11-02 20:14:22,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:22,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:22,053 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:22,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-02 20:14:22,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:22,068 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-02 20:14:22,068 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:22,069 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:22,069 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:22,105 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-02 20:14:22,106 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-02 20:14:22,217 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:22,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:22,259 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-02 20:14:22,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:22,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:22,260 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:22,267 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:22,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-02 20:14:22,283 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:22,283 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:22,283 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:22,283 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:22,283 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:22,284 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:22,284 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:22,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:22,302 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:22,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:22,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:22,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:22,345 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:22,351 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:22,367 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:22,367 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:22,367 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:22,367 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:22,367 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:22,367 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:22,368 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:22,368 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:22,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-02 20:14:22,379 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:22,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:22,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:22,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:22,421 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:22,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:22,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-02 20:14:22,444 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:22,444 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:22,444 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:22,444 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:22,444 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:22,444 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:22,445 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-02 20:14:22,445 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:22,455 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:22,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:22,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:22,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:22,497 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:22,503 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:22,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-02 20:14:22,518 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:22,518 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:22,518 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:22,518 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:22,519 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-02 20:14:22,542 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-02 20:14:22,543 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-02 20:14:22,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:22,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:22,664 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-02 20:14:22,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:22,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:22,666 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:22,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:22,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-02 20:14:22,685 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:22,685 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:14:22,685 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:22,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:22,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:22,686 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:22,687 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:22,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:22,707 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:22,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:22,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:22,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:22,750 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:22,753 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:22,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-02 20:14:22,769 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:22,769 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:14:22,769 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:22,770 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:22,770 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:22,770 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:22,771 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:22,771 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:22,786 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:22,827 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:22,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:22,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:22,829 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:22,831 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:22,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-02 20:14:22,847 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:22,847 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:14:22,847 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:22,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:22,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:22,848 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:22,849 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:22,849 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:22,874 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:22,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:22,916 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:22,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:22,918 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:22,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:22,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-02 20:14:22,939 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:22,940 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-02 20:14:22,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:22,940 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:22,940 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:22,970 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-02 20:14:22,970 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-02 20:14:23,201 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:23,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-02 20:14:23,229 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-02 20:14:23,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:23,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:23,230 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:23,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-02 20:14:23,231 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:23,244 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:23,245 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:23,245 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:23,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:23,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:23,245 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:23,246 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:23,247 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:23,253 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:23,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Ended with exit code 0 [2022-11-02 20:14:23,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:23,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:23,282 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:23,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:23,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-02 20:14:23,299 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:23,300 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:23,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:23,300 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:23,300 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:23,300 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:23,301 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:23,301 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:23,307 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:23,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:23,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:23,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:23,334 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:23,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-02 20:14:23,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:23,348 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:23,348 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:23,348 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:23,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:23,349 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:23,349 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:23,350 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-02 20:14:23,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:23,378 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:23,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:23,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:23,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:23,421 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:23,427 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:23,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-02 20:14:23,445 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:23,445 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:23,446 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:23,446 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:23,446 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-02 20:14:23,487 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-02 20:14:23,487 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-02 20:14:23,842 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:23,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-02 20:14:23,868 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-02 20:14:23,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:23,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:23,869 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:23,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-02 20:14:23,871 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:23,883 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:23,884 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:23,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:23,884 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:23,884 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:23,884 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:23,885 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:23,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:23,900 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:23,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-02 20:14:23,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:23,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:23,929 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:23,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-02 20:14:23,932 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:23,945 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:23,945 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:23,945 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:23,945 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:23,945 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:23,945 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:23,946 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:23,946 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:23,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:23,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Ended with exit code 0 [2022-11-02 20:14:23,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:23,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:23,991 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:23,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-02 20:14:23,994 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:24,006 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:24,006 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:24,006 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:24,006 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:24,007 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:24,007 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:24,011 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-02 20:14:24,011 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:24,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:24,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Ended with exit code 0 [2022-11-02 20:14:24,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:24,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:24,056 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:24,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-02 20:14:24,078 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:24,092 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:24,092 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-02 20:14:24,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:24,092 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:24,092 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-02 20:14:24,119 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-02 20:14:24,119 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-02 20:14:24,247 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:24,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:24,274 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-02 20:14:24,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:24,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:24,275 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:24,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-02 20:14:24,277 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:24,290 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:24,290 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:24,290 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:24,290 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:24,290 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:24,291 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:14:24,291 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:14:24,292 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:24,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:24,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:24,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:24,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:24,324 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:24,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-02 20:14:24,325 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 [2022-11-02 20:14:24,338 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:24,338 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:24,338 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:24,339 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:24,339 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:24,339 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:14:24,340 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:14:24,340 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:24,343 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:24,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-11-02 20:14:24,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:24,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:24,370 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:24,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-02 20:14:24,373 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-02 20:14:24,386 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:24,386 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:24,386 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-02 20:14:24,386 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:24,386 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-02 20:14:24,386 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:14:24,387 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-02 20:14:24,387 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-02 20:14:24,391 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:24,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:24,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-02 20:14:24,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:14:24,419 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-02 20:14:24,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-02 20:14:24,421 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 [2022-11-02 20:14:24,434 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-02 20:14:24,434 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-02 20:14:24,434 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-02 20:14:24,434 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-02 20:14:24,434 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-02 20:14:24,472 INFO L401 nArgumentSynthesizer]: We have 48 Motzkin's Theorem applications. [2022-11-02 20:14:24,472 INFO L402 nArgumentSynthesizer]: A total of 12 supporting invariants were added. [2022-11-02 20:14:24,629 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-02 20:14:24,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Ended with exit code 0 [2022-11-02 20:14:24,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 08:14:24 BoogieIcfgContainer [2022-11-02 20:14:24,661 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-02 20:14:24,662 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:14:24,662 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:14:24,662 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:14:24,663 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:14:07" (3/4) ... [2022-11-02 20:14:24,666 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-02 20:14:24,666 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:14:24,667 INFO L158 Benchmark]: Toolchain (without parser) took 17859.20ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 126.1MB in the beginning and 124.5MB in the end (delta: 1.6MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2022-11-02 20:14:24,668 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 104.9MB. Free memory was 56.1MB in the beginning and 56.1MB in the end (delta: 25.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:14:24,668 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.55ms. Allocated memory is still 159.4MB. Free memory was 126.1MB in the beginning and 136.6MB in the end (delta: -10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:14:24,668 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.24ms. Allocated memory is still 159.4MB. Free memory was 136.6MB in the beginning and 135.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:14:24,669 INFO L158 Benchmark]: Boogie Preprocessor took 23.09ms. Allocated memory is still 159.4MB. Free memory was 135.3MB in the beginning and 134.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:14:24,669 INFO L158 Benchmark]: RCFGBuilder took 376.06ms. Allocated memory is still 159.4MB. Free memory was 134.0MB in the beginning and 124.4MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:14:24,670 INFO L158 Benchmark]: BuchiAutomizer took 17085.89ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 124.4MB in the beginning and 124.5MB in the end (delta: -94.6kB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. [2022-11-02 20:14:24,670 INFO L158 Benchmark]: Witness Printer took 4.59ms. Allocated memory is still 195.0MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:14:24,672 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 104.9MB. Free memory was 56.1MB in the beginning and 56.1MB in the end (delta: 25.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.55ms. Allocated memory is still 159.4MB. Free memory was 126.1MB in the beginning and 136.6MB in the end (delta: -10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.24ms. Allocated memory is still 159.4MB. Free memory was 136.6MB in the beginning and 135.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.09ms. Allocated memory is still 159.4MB. Free memory was 135.3MB in the beginning and 134.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 376.06ms. Allocated memory is still 159.4MB. Free memory was 134.0MB in the beginning and 124.4MB in the end (delta: 9.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 17085.89ms. Allocated memory was 159.4MB in the beginning and 195.0MB in the end (delta: 35.7MB). Free memory was 124.4MB in the beginning and 124.5MB in the end (delta: -94.6kB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. * Witness Printer took 4.59ms. Allocated memory is still 195.0MB. Free memory is still 124.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * y + x and consists of 4 locations. The remainder module has 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 17.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 16.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 10 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital73 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq180 hnf95 smp92 dnf122 smp100 tf100 neg96 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 210ms VariablesStem: 6 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 12 MotzkinApplications: 48 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s 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~ret0#1, main_#t~ret1#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1, main_~u~0#1, main_~v~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~u~0#1;havoc main_~v~0#1;call main_#t~ret0#1 := __VERIFIER_nondet_unsigned_int();main_~a~0#1 := (if main_#t~ret0#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret0#1 % 4294967296 % 4294967296 else main_#t~ret0#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret0#1;call main_#t~ret1#1 := __VERIFIER_nondet_unsigned_int();main_~b~0#1 := (if main_#t~ret1#1 % 4294967296 % 4294967296 <= 2147483647 then main_#t~ret1#1 % 4294967296 % 4294967296 else main_#t~ret1#1 % 4294967296 % 4294967296 - 4294967296);havoc main_#t~ret1#1;" "assume !(((main_~a~0#1 < 1 || main_~b~0#1 < 1) || main_~a~0#1 > 65535) || main_~b~0#1 > 65535);main_~x~0#1 := main_~a~0#1;main_~y~0#1 := main_~b~0#1;main_~u~0#1 := main_~b~0#1;main_~v~0#1 := main_~a~0#1;" "assume !false;" "assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1);" "assume !(main_~x~0#1 > main_~y~0#1);main_~y~0#1 := main_~y~0#1 - main_~x~0#1;main_~u~0#1 := main_~u~0#1 + main_~v~0#1;" "assume !false;" "assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1);" "assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" Loop: "assume !false;" "assume !!(main_~x~0#1 != main_~y~0#1 + main_~x~0#1 * main_~u~0#1 + main_~y~0#1 * main_~v~0#1 - 2 * main_~a~0#1 * main_~b~0#1);" "assume main_~x~0#1 > main_~y~0#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1;main_~v~0#1 := main_~v~0#1 + main_~u~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-02 20:14:24,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (52)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:24,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Ended with exit code 0 [2022-11-02 20:14:25,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:25,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-11-02 20:14:25,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-11-02 20:14:25,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2022-11-02 20:14:25,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:26,111 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:14:26,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_094edd47-9a30-42e4-8a24-c6ac05ba48a7/bin/uautomizer-Dbtcem3rbc/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN