./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-nla/ps4-both-t.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b 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_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-nla/ps4-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 12:06:39,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:06:39,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:06:39,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:06:39,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:06:39,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:06:39,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:06:39,966 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:06:39,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:06:39,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:06:39,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:06:39,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:06:39,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:06:39,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:06:39,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:06:39,974 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:06:39,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:06:39,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:06:39,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:06:39,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:06:39,981 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:06:39,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:06:39,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:06:39,985 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:06:39,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:06:39,989 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:06:39,989 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:06:39,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:06:39,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:06:39,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:06:39,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:06:39,993 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:06:39,994 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:06:39,995 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:06:39,996 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:06:39,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:06:39,997 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:06:39,997 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:06:39,998 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:06:39,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:06:39,999 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:06:40,000 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-32bit-Automizer_Default.epf [2022-11-20 12:06:40,022 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:06:40,022 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:06:40,023 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:06:40,023 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:06:40,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:06:40,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:06:40,025 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:06:40,025 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 12:06:40,025 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 12:06:40,025 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 12:06:40,026 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 12:06:40,026 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 12:06:40,026 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 12:06:40,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:06:40,027 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:06:40,027 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 12:06:40,027 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:06:40,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:06:40,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:06:40,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 12:06:40,028 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 12:06:40,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 12:06:40,029 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:06:40,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:06:40,029 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 12:06:40,030 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:06:40,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 12:06:40,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:06:40,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:06:40,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:06:40,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:06:40,032 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 12:06:40,032 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_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8602b121535ea387bdabbd2273d8a3eb6d905432fc004ab8adea18b4680fed31 [2022-11-20 12:06:40,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:06:40,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:06:40,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:06:40,401 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:06:40,406 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:06:40,407 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/termination-nla/ps4-both-t.c [2022-11-20 12:06:43,631 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:06:43,845 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:06:43,846 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/sv-benchmarks/c/termination-nla/ps4-both-t.c [2022-11-20 12:06:43,852 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/data/2628eea87/d30b5a5704994889965ab82d0e2dfed3/FLAG47d87b297 [2022-11-20 12:06:43,872 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/data/2628eea87/d30b5a5704994889965ab82d0e2dfed3 [2022-11-20 12:06:43,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:06:43,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:06:43,881 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:06:43,881 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:06:43,886 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:06:43,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:06:43" (1/1) ... [2022-11-20 12:06:43,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7447a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:43, skipping insertion in model container [2022-11-20 12:06:43,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:06:43" (1/1) ... [2022-11-20 12:06:43,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:06:43,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:06:44,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:06:44,189 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:06:44,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:06:44,221 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:06:44,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44 WrapperNode [2022-11-20 12:06:44,222 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:06:44,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:06:44,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:06:44,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:06:44,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,256 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 22 [2022-11-20 12:06:44,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:06:44,257 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:06:44,257 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:06:44,258 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:06:44,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,267 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,277 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:06:44,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:06:44,284 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:06:44,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:06:44,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (1/1) ... [2022-11-20 12:06:44,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:44,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:44,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:44,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 12:06:44,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:06:44,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:06:44,439 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:06:44,441 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:06:44,583 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:06:44,593 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:06:44,598 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 12:06:44,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:06:44 BoogieIcfgContainer [2022-11-20 12:06:44,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:06:44,603 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 12:06:44,603 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 12:06:44,608 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 12:06:44,610 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:06:44,610 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 12:06:43" (1/3) ... [2022-11-20 12:06:44,613 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24fd88c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:06:44, skipping insertion in model container [2022-11-20 12:06:44,614 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:06:44,614 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:06:44" (2/3) ... [2022-11-20 12:06:44,615 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@24fd88c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 12:06:44, skipping insertion in model container [2022-11-20 12:06:44,615 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 12:06:44,615 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:06:44" (3/3) ... [2022-11-20 12:06:44,617 INFO L332 chiAutomizerObserver]: Analyzing ICFG ps4-both-t.c [2022-11-20 12:06:44,697 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 12:06:44,698 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 12:06:44,698 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 12:06:44,698 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 12:06:44,698 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 12:06:44,699 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 12:06:44,699 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 12:06:44,699 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 12:06:44,704 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:06:44,725 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 12:06:44,726 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:06:44,727 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:06:44,735 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 12:06:44,735 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 12:06:44,736 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 12:06:44,736 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 12:06:44,738 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2022-11-20 12:06:44,739 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 12:06:44,739 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 12:06:44,739 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 12:06:44,740 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2022-11-20 12:06:44,750 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true [2022-11-20 12:06:44,751 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-20 12:06:44,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:44,758 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-20 12:06:44,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:44,766 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797698846] [2022-11-20 12:06:44,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:44,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:44,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:44,877 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:44,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:44,881 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2022-11-20 12:06:44,882 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:44,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1887883114] [2022-11-20 12:06:44,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:44,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:44,904 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:06:44,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [612130303] [2022-11-20 12:06:44,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:44,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:06:44,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:44,914 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:06:44,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 12:06:44,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:44,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:44,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:44,974 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:44,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:44,976 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2022-11-20 12:06:44,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:44,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076920530] [2022-11-20 12:06:44,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:44,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:44,985 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:06:44,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1745071451] [2022-11-20 12:06:44,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:44,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:06:44,987 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:45,039 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:06:45,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 12:06:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:45,159 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:45,182 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:45,314 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:45,314 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:45,315 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:45,315 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:45,315 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:06:45,315 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:45,316 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:45,316 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:45,316 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-20 12:06:45,316 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:45,317 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:45,337 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:45,426 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:45,427 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:06:45,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:45,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:45,435 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:45,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 12:06:45,444 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:06:45,444 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:45,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:45,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:45,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:45,477 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:45,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 12:06:45,484 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:06:45,487 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:45,527 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:06:45,539 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:45,539 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:45,539 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:45,539 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:45,540 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:45,540 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:06:45,540 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:45,540 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:45,540 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:45,540 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-20 12:06:45,540 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:45,540 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:45,543 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:45,636 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:45,642 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:06:45,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:45,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:45,647 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:45,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:45,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-20 12:06:45,665 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:45,665 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:45,666 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:45,666 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:45,666 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:45,670 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:06:45,670 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:45,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:45,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:45,688 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 12:06:45,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:45,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:45,689 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:45,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-20 12:06:45,692 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:45,704 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:45,704 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:45,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:45,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:45,705 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:45,708 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:45,709 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:45,720 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:45,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:45,727 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 12:06:45,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:45,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:45,729 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:45,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-20 12:06:45,746 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:45,760 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:45,760 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:45,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:45,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:45,761 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:45,765 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:45,765 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:45,777 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:45,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:45,791 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 12:06:45,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:45,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:45,793 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:45,805 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:45,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-20 12:06:45,819 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:45,819 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:45,820 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:45,820 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:45,820 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:45,825 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:45,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:45,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:45,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:45,863 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 12:06:45,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:45,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:45,865 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:45,871 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 [2022-11-20 12:06:45,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:45,885 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:45,885 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:45,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:45,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:45,886 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:45,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-20 12:06:45,892 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:45,892 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:45,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:45,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:45,921 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 12:06:45,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:45,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:45,923 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:45,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:45,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-20 12:06:45,949 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:45,949 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:45,949 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:45,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:45,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:45,950 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:45,957 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:45,958 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:45,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:45,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,003 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 12:06:46,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,005 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-20 12:06:46,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:46,028 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:46,028 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:46,028 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:46,029 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:46,029 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:46,029 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:46,042 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:46,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:46,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:46,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,095 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 12:06:46,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,097 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-20 12:06:46,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:46,118 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:46,118 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:46,119 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:46,119 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:46,119 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:46,119 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:46,126 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:46,127 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:46,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:46,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,153 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 12:06:46,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,159 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,173 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 [2022-11-20 12:06:46,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-20 12:06:46,189 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:46,189 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:46,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:46,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:46,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:46,190 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:46,198 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:06:46,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:46,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:46,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,249 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:46,249 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:46,250 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:46,250 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:46,250 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:06:46,250 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,250 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:46,250 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:46,250 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-20 12:06:46,251 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:46,251 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:46,253 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:46,274 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:46,277 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:46,354 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:46,354 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:06:46,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,355 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,359 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,368 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:06:46,368 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:46,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-20 12:06:46,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,398 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,400 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,411 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:06:46,411 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:46,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-20 12:06:46,442 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:06:46,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,451 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:46,451 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:46,451 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:46,451 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:46,451 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:06:46,451 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,452 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:46,452 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:46,452 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-20 12:06:46,452 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:46,452 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:46,454 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:46,480 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:46,484 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:46,563 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:46,563 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:06:46,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,567 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,576 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:46,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-20 12:06:46,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:46,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:46,590 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:46,590 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:46,601 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:06:46,602 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:06:46,635 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:46,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,646 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,655 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:46,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-20 12:06:46,668 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:46,668 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:46,668 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:46,668 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:46,669 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:46,669 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:06:46,669 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:46,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:46,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,695 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:46,716 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:46,717 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:46,717 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:46,717 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:46,717 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:46,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-20 12:06:46,718 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:06:46,719 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:46,737 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:46,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,746 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 12:06:46,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,748 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,762 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:46,775 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:46,775 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:46,775 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:46,776 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:46,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-20 12:06:46,786 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 12:06:46,787 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 12:06:46,807 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:46,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,817 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-20 12:06:46,825 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:46,839 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:46,839 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:46,840 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:46,840 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:46,840 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:46,841 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:46,841 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:46,867 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:46,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,879 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,884 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:46,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-20 12:06:46,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:46,899 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:46,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:46,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:46,899 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:46,900 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:46,900 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:46,910 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:46,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,920 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 12:06:46,920 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,922 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:46,928 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:46,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-20 12:06:46,943 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:46,943 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:46,943 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:46,943 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:46,956 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 12:06:46,956 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 12:06:46,987 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:46,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:46,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:46,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:46,998 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,003 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-20 12:06:47,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:47,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,018 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,018 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:47,019 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:47,019 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,035 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,045 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,049 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-20 12:06:47,062 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:47,062 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,063 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,063 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,063 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:47,064 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:47,064 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,085 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,087 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2022-11-20 12:06:47,088 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 12:06:47,088 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,089 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-20 12:06:47,093 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:47,105 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,105 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,105 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:47,124 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 12:06:47,124 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 12:06:47,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,164 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,165 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,175 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-20 12:06:47,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:47,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,190 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,190 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,190 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:47,191 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:47,191 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,207 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,215 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,217 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,223 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-20 12:06:47,237 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:47,237 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,237 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,238 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,238 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:47,239 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:47,239 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,272 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 12:06:47,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,273 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,277 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 [2022-11-20 12:06:47,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-20 12:06:47,291 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,291 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:47,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,291 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,291 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:47,301 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 12:06:47,301 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 12:06:47,324 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,335 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-20 12:06:47,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,353 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:47,353 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,353 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,353 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,353 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:47,359 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:47,359 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,375 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,379 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-20 12:06:47,393 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,393 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:47,394 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,394 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:47,395 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:47,395 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,406 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,415 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 12:06:47,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,416 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,420 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-20 12:06:47,435 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,436 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:47,436 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,436 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,436 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:47,449 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 12:06:47,449 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 12:06:47,491 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,501 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,504 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-20 12:06:47,518 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,518 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:47,519 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,519 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,519 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,519 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:47,520 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:47,521 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,539 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,548 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,565 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,565 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:47,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,566 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,566 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:47,567 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:47,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-20 12:06:47,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,599 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,599 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 12:06:47,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,601 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,606 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-20 12:06:47,620 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,621 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:47,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,621 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:47,638 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 12:06:47,638 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 12:06:47,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,750 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-20 12:06:47,770 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,770 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:47,771 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,771 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:47,773 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:47,774 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,793 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,802 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,803 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,808 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,820 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-20 12:06:47,822 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,822 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:47,822 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,822 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,823 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,823 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:47,825 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:47,825 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,847 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,856 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,856 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 12:06:47,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,858 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,862 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-20 12:06:47,876 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,876 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:47,876 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,876 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,876 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:47,888 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 12:06:47,888 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 12:06:47,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,927 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,929 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-20 12:06:47,934 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,948 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,948 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:47,948 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,949 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,949 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:47,950 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:47,950 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:47,963 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:47,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:47,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:47,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:47,973 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:47,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-20 12:06:47,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:47,994 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:47,994 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:47,994 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:47,994 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:47,994 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:47,994 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:47,995 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:47,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:48,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:48,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,019 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 12:06:48,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,021 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,024 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:48,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-20 12:06:48,038 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:48,039 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:48,039 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:48,039 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:48,039 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:48,060 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 12:06:48,060 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 12:06:48,105 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:48,114 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,116 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,120 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:48,133 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:48,133 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:48,134 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:48,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:48,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:48,134 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:48,136 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:06:48,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:48,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-20 12:06:48,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:48,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,165 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,168 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:48,181 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:48,181 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:48,182 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:48,182 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:48,182 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:48,182 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:48,184 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:06:48,184 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:48,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-20 12:06:48,206 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:48,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,215 INFO L369 stractBuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2022-11-20 12:06:48,215 INFO L748 eck$LassoCheckResult]: Stem: 3#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0; 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-20 12:06:48,215 INFO L750 eck$LassoCheckResult]: Loop: 4#L26-2true assume !false; 5#L29true assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1; 4#L26-2true [2022-11-20 12:06:48,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:48,216 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 2 times [2022-11-20 12:06:48,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:48,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437910237] [2022-11-20 12:06:48,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:48,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:48,221 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:06:48,222 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [590462391] [2022-11-20 12:06:48,222 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 12:06:48,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:06:48,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,230 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Waiting until timeout for monitored process [2022-11-20 12:06:48,287 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 12:06:48,287 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-20 12:06:48,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:48,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:48,300 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:48,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:48,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 2 times [2022-11-20 12:06:48,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:48,301 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402417611] [2022-11-20 12:06:48,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:48,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:48,305 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:06:48,305 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1825840672] [2022-11-20 12:06:48,305 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-20 12:06:48,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:06:48,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,310 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,331 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2022-11-20 12:06:48,350 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-20 12:06:48,350 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-20 12:06:48,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:48,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:48,364 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:48,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:06:48,365 INFO L85 PathProgramCache]: Analyzing trace with hash 889694157, now seen corresponding path program 3 times [2022-11-20 12:06:48,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:06:48,366 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369952028] [2022-11-20 12:06:48,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:06:48,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:06:48,371 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:06:48,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1156072703] [2022-11-20 12:06:48,372 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-20 12:06:48,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:06:48,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,378 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2022-11-20 12:06:48,419 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-20 12:06:48,419 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2022-11-20 12:06:48,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 12:06:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 12:06:48,428 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 12:06:48,482 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:48,482 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:48,482 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:48,482 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:48,482 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:06:48,483 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,483 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:48,483 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:48,483 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-20 12:06:48,483 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:48,483 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:48,484 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:48,538 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:48,538 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:06:48,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,539 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,542 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,544 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:06:48,544 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:48,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-20 12:06:48,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,570 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,574 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:06:48,574 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:48,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-20 12:06:48,619 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:06:48,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,622 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:48,623 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:48,623 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:48,623 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:48,623 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:06:48,623 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,623 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:48,623 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:48,623 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Loop [2022-11-20 12:06:48,623 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:48,623 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:48,624 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:48,678 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:48,679 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:06:48,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,680 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-20 12:06:48,685 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:48,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:48,699 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:48,699 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:48,699 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:48,699 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:48,701 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:06:48,702 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:48,723 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:48,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,726 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 12:06:48,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,728 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:48,745 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:48,745 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:48,745 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:48,745 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:48,745 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:48,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-20 12:06:48,751 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:48,751 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:48,775 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:48,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,778 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 12:06:48,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,780 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,784 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:48,797 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:48,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:48,797 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:48,797 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:48,797 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:48,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-20 12:06:48,800 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:48,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:48,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:48,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,826 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 12:06:48,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,828 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,835 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:48,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-20 12:06:48,849 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:48,849 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:48,849 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:48,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:48,850 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:48,853 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:48,853 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:48,871 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:48,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,874 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 12:06:48,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,876 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:48,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-20 12:06:48,897 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:48,897 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:48,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:48,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:48,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:48,897 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:48,905 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:48,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:48,927 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:48,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,931 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 12:06:48,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,932 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:48,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-20 12:06:48,953 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:48,954 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:48,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:48,954 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:48,954 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:48,954 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:48,960 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:48,960 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:48,976 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:48,980 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:48,980 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 12:06:48,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:48,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:48,982 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:48,986 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:48,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-20 12:06:49,001 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:49,002 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:49,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:49,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,002 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:49,008 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:49,008 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:49,048 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,052 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 12:06:49,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,054 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,058 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:49,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-20 12:06:49,072 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:49,072 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:49,072 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:49,073 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,073 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,073 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:49,076 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:49,076 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:49,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,098 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 12:06:49,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,100 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,103 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:49,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-20 12:06:49,117 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:49,117 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:49,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:49,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,118 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:49,122 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:06:49,123 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:49,139 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,225 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:49,225 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:49,225 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:49,225 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:49,225 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 12:06:49,225 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,226 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:49,226 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:49,226 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-20 12:06:49,226 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:49,226 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:49,229 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:49,238 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:49,262 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:49,352 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:49,352 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 12:06:49,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,355 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,363 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:06:49,363 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:49,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-20 12:06:49,397 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-20 12:06:49,398 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0#1=0} Honda state: {ULTIMATE.start_main_#t~nondet0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-20 12:06:49,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,403 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,406 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 12:06:49,406 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:49,420 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-20 12:06:49,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,434 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,438 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 12:06:49,438 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 12:06:49,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-20 12:06:49,479 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 12:06:49,482 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,482 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 12:06:49,483 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 12:06:49,483 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 12:06:49,483 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 12:06:49,483 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 12:06:49,483 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,483 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 12:06:49,483 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 12:06:49,483 INFO L133 ssoRankerPreferences]: Filename of dumped script: ps4-both-t.c_Iteration1_Lasso [2022-11-20 12:06:49,483 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 12:06:49,483 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 12:06:49,485 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:49,518 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:49,521 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 12:06:49,593 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 12:06:49,593 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 12:06:49,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,594 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:49,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-20 12:06:49,612 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:49,612 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,612 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,612 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:49,617 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:06:49,617 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-20 12:06:49,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,642 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,644 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:49,664 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:49,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:49,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:49,665 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:06:49,665 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:49,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-20 12:06:49,669 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2022-11-20 12:06:49,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,673 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-20 12:06:49,676 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:49,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:49,686 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:49,686 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,686 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,686 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 12:06:49,687 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 12:06:49,687 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:49,713 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,720 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-20 12:06:49,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,722 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-20 12:06:49,726 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:49,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:49,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,739 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:49,746 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 12:06:49,746 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 12:06:49,762 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,768 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:49,788 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:49,788 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:49,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,788 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,788 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:49,789 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:49,789 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:49,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-20 12:06:49,811 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,814 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,816 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:49,832 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:49,832 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:49,832 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,832 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,832 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:49,833 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:49,833 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:49,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-20 12:06:49,846 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,852 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-20 12:06:49,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,854 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,859 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 [2022-11-20 12:06:49,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-20 12:06:49,873 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:49,873 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,874 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,874 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:49,882 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 12:06:49,883 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 12:06:49,939 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,943 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,944 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,948 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:49,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-20 12:06:49,961 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:49,961 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:49,962 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,962 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,962 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:49,963 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:49,963 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:49,972 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:49,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:49,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:49,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:49,978 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:49,982 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:49,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-20 12:06:49,995 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:49,995 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:49,995 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:49,995 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:49,995 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:49,996 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:49,996 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,011 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,014 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-20 12:06:50,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,016 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-20 12:06:50,034 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:50,034 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,034 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,034 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:50,045 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 12:06:50,045 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 12:06:50,083 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,088 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,091 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,104 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:50,104 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,104 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,104 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,105 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:50,105 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:50,106 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-20 12:06:50,131 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,136 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,139 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,152 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 12:06:50,152 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,152 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,152 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,152 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:50,153 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:50,153 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-20 12:06:50,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,178 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-20 12:06:50,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,180 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,183 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,196 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:50,196 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,197 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:50,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-20 12:06:50,204 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-20 12:06:50,204 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-20 12:06:50,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,236 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,239 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 [2022-11-20 12:06:50,252 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,252 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:50,252 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,252 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,252 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,252 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:50,254 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:50,254 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-20 12:06:50,283 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,286 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,287 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,304 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,304 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:50,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,304 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-20 12:06:50,306 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-20 12:06:50,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-20 12:06:50,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,334 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,334 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-20 12:06:50,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,336 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,339 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-20 12:06:50,353 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,353 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:50,354 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,354 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,354 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:50,363 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 12:06:50,364 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 12:06:50,408 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,414 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,417 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-20 12:06:50,430 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,430 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:50,431 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,431 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,431 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,431 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:50,432 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:50,432 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-20 12:06:50,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,446 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-20 12:06:50,449 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,460 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,460 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-20 12:06:50,460 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,460 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,460 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,461 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:50,461 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:50,462 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,476 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-20 12:06:50,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,478 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-20 12:06:50,482 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 [2022-11-20 12:06:50,497 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,498 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:50,498 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,498 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,498 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:50,517 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-20 12:06:50,517 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-20 12:06:50,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-20 12:06:50,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,603 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,607 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-20 12:06:50,620 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,620 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:50,621 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,621 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:50,622 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:50,623 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,644 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,645 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,651 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,664 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,664 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:50,664 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,665 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,665 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,665 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-20 12:06:50,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-20 12:06:50,666 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-20 12:06:50,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,683 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,686 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-20 12:06:50,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,688 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,691 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,704 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,704 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:50,704 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,704 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,704 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:50,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-20 12:06:50,714 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-20 12:06:50,714 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-20 12:06:50,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,744 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,748 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-20 12:06:50,761 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,761 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:50,761 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,761 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,761 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,761 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:50,762 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:50,762 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,787 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,788 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,795 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-20 12:06:50,808 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,809 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-20 12:06:50,809 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,809 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,809 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,809 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-20 12:06:50,810 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-20 12:06:50,810 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,834 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-20 12:06:50,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,836 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,840 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-20 12:06:50,852 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,852 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:50,852 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,852 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,852 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:50,866 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2022-11-20 12:06:50,867 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-20 12:06:50,917 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,923 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,927 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,941 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,941 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:50,942 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,942 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,942 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,942 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:50,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-20 12:06:50,943 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:06:50,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:50,968 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:50,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:50,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 12:06:50,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:06:50,974 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 12:06:50,978 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 12:06:50,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-20 12:06:50,992 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-20 12:06:50,992 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-20 12:06:50,992 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 12:06:50,992 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 12:06:50,992 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 12:06:50,993 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-20 12:06:50,994 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-20 12:06:50,994 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 12:06:51,004 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-20 12:06:51,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:51,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 12:06:51 BoogieIcfgContainer [2022-11-20 12:06:51,014 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 12:06:51,015 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:06:51,015 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:06:51,015 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:06:51,016 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:06:44" (3/4) ... [2022-11-20 12:06:51,019 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 12:06:51,020 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:06:51,021 INFO L158 Benchmark]: Toolchain (without parser) took 7144.34ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 125.5MB in the beginning and 98.6MB in the end (delta: 26.9MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2022-11-20 12:06:51,022 INFO L158 Benchmark]: CDTParser took 1.13ms. Allocated memory is still 125.8MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:06:51,022 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.24ms. Allocated memory is still 161.5MB. Free memory was 125.2MB in the beginning and 130.1MB in the end (delta: -5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 12:06:51,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.67ms. Allocated memory is still 161.5MB. Free memory was 130.1MB in the beginning and 128.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:06:51,023 INFO L158 Benchmark]: Boogie Preprocessor took 25.42ms. Allocated memory is still 161.5MB. Free memory was 128.7MB in the beginning and 127.7MB in the end (delta: 989.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:06:51,023 INFO L158 Benchmark]: RCFGBuilder took 317.59ms. Allocated memory is still 161.5MB. Free memory was 127.7MB in the beginning and 119.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 12:06:51,024 INFO L158 Benchmark]: BuchiAutomizer took 6411.42ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 119.3MB in the beginning and 99.2MB in the end (delta: 20.1MB). Peak memory consumption was 103.6MB. Max. memory is 16.1GB. [2022-11-20 12:06:51,024 INFO L158 Benchmark]: Witness Printer took 4.72ms. Allocated memory is still 195.0MB. Free memory was 99.2MB in the beginning and 98.6MB in the end (delta: 552.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:06:51,026 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.13ms. Allocated memory is still 125.8MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.24ms. Allocated memory is still 161.5MB. Free memory was 125.2MB in the beginning and 130.1MB in the end (delta: -5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.67ms. Allocated memory is still 161.5MB. Free memory was 130.1MB in the beginning and 128.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.42ms. Allocated memory is still 161.5MB. Free memory was 128.7MB in the beginning and 127.7MB in the end (delta: 989.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 317.59ms. Allocated memory is still 161.5MB. Free memory was 127.7MB in the beginning and 119.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 6411.42ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 119.3MB in the beginning and 99.2MB in the end (delta: 20.1MB). Peak memory consumption was 103.6MB. Max. memory is 16.1GB. * Witness Printer took 4.72ms. Allocated memory is still 195.0MB. Free memory was 99.2MB in the beginning and 98.6MB in the end (delta: 552.0kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.3s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 6.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital59 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq148 hnf94 smp100 dnf100 smp100 tf101 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 82ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_~k~0#1, main_~y~0#1, main_~x~0#1, main_~c~0#1;havoc main_~k~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_~c~0#1;main_~k~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := 0;main_~x~0#1 := 0;main_~c~0#1 := 0;" "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" Loop: "assume !false;" "assume !!(main_~c~0#1 + 4 * main_~x~0#1 - main_~y~0#1 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - 2 * main_~y~0#1 * main_~y~0#1 * main_~y~0#1 - main_~y~0#1 * main_~y~0#1 < main_~k~0#1);main_~c~0#1 := 1 + main_~c~0#1;main_~y~0#1 := 1 + main_~y~0#1;main_~x~0#1 := main_~y~0#1 * main_~y~0#1 * main_~y~0#1 + main_~x~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2022-11-20 12:06:51,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:51,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Ended with exit code 0 [2022-11-20 12:06:51,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (44)] Forceful destruction successful, exit code 0 [2022-11-20 12:06:51,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-20 12:06:51,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-20 12:06:52,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/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_e62c0314-b318-4af1-9d8b-dd0df39d691d/bin/uautomizer-ug76WZFUDN/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