./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/parity1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 4e7fbc69 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_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/parity1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d8e1d49d2ffb51335819faf1bb7f66fcb90558744e80d2094b40dcf0713f4c13 --- 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-4e7fbc6 [2022-11-23 01:55:08,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 01:55:08,979 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 01:55:09,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 01:55:09,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 01:55:09,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 01:55:09,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 01:55:09,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 01:55:09,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 01:55:09,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 01:55:09,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 01:55:09,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 01:55:09,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 01:55:09,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 01:55:09,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 01:55:09,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 01:55:09,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 01:55:09,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 01:55:09,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 01:55:09,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 01:55:09,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 01:55:09,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 01:55:09,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 01:55:09,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 01:55:09,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 01:55:09,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 01:55:09,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 01:55:09,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 01:55:09,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 01:55:09,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 01:55:09,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 01:55:09,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 01:55:09,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 01:55:09,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 01:55:09,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 01:55:09,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 01:55:09,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 01:55:09,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 01:55:09,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 01:55:09,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 01:55:09,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 01:55:09,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-23 01:55:09,125 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 01:55:09,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 01:55:09,126 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 01:55:09,126 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 01:55:09,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-23 01:55:09,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-23 01:55:09,128 INFO L138 SettingsManager]: * Use SBE=true [2022-11-23 01:55:09,128 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-23 01:55:09,128 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-23 01:55:09,129 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-23 01:55:09,130 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-23 01:55:09,130 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-23 01:55:09,130 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-23 01:55:09,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 01:55:09,131 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 01:55:09,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 01:55:09,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 01:55:09,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-23 01:55:09,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-23 01:55:09,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-23 01:55:09,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 01:55:09,132 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-23 01:55:09,132 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 01:55:09,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-23 01:55:09,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 01:55:09,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 01:55:09,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 01:55:09,133 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-23 01:55:09,135 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-23 01:55:09,135 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_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8e1d49d2ffb51335819faf1bb7f66fcb90558744e80d2094b40dcf0713f4c13 [2022-11-23 01:55:09,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 01:55:09,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 01:55:09,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 01:55:09,481 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 01:55:09,482 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 01:55:09,483 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/../../sv-benchmarks/c/termination-bwb/parity1.i [2022-11-23 01:55:12,621 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 01:55:12,818 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 01:55:12,819 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/sv-benchmarks/c/termination-bwb/parity1.i [2022-11-23 01:55:12,825 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/data/179b6876a/ba0b0cd47ec54999acab3fd1ee9ce696/FLAGc720fc1a9 [2022-11-23 01:55:12,843 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/data/179b6876a/ba0b0cd47ec54999acab3fd1ee9ce696 [2022-11-23 01:55:12,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 01:55:12,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 01:55:12,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 01:55:12,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 01:55:12,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 01:55:12,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:55:12" (1/1) ... [2022-11-23 01:55:12,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c20c924 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:12, skipping insertion in model container [2022-11-23 01:55:12,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:55:12" (1/1) ... [2022-11-23 01:55:12,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 01:55:12,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 01:55:13,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 01:55:13,059 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 01:55:13,071 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 01:55:13,083 INFO L208 MainTranslator]: Completed translation [2022-11-23 01:55:13,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13 WrapperNode [2022-11-23 01:55:13,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 01:55:13,085 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 01:55:13,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 01:55:13,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 01:55:13,094 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,119 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2022-11-23 01:55:13,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 01:55:13,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 01:55:13,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 01:55:13,121 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 01:55:13,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,140 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,142 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 01:55:13,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 01:55:13,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 01:55:13,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 01:55:13,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (1/1) ... [2022-11-23 01:55:13,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:13,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:13,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:13,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-23 01:55:13,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 01:55:13,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 01:55:13,294 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 01:55:13,299 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 01:55:13,418 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 01:55:13,424 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 01:55:13,425 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-23 01:55:13,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:55:13 BoogieIcfgContainer [2022-11-23 01:55:13,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 01:55:13,428 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-23 01:55:13,428 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-23 01:55:13,431 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-23 01:55:13,432 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-23 01:55:13,432 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 23.11 01:55:12" (1/3) ... [2022-11-23 01:55:13,433 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7329e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 01:55:13, skipping insertion in model container [2022-11-23 01:55:13,433 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-23 01:55:13,433 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:55:13" (2/3) ... [2022-11-23 01:55:13,434 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7329e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 23.11 01:55:13, skipping insertion in model container [2022-11-23 01:55:13,434 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-23 01:55:13,434 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:55:13" (3/3) ... [2022-11-23 01:55:13,436 INFO L332 chiAutomizerObserver]: Analyzing ICFG parity1.i [2022-11-23 01:55:13,509 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-23 01:55:13,510 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-23 01:55:13,510 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-23 01:55:13,510 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-23 01:55:13,510 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-23 01:55:13,511 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-23 01:55:13,511 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-23 01:55:13,511 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-23 01:55:13,516 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:55:13,536 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-23 01:55:13,536 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 01:55:13,536 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 01:55:13,542 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-23 01:55:13,542 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-23 01:55:13,543 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-23 01:55:13,543 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:55:13,545 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-23 01:55:13,545 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 01:55:13,545 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 01:55:13,546 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-23 01:55:13,546 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-23 01:55:13,556 INFO L748 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~y~0 := 0;~parity~0 := 0; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_#t~nondet3#1, main_~z~0#1.base, main_~z~0#1.offset;havoc main_~z~0#1.base, main_~z~0#1.offset;main_~z~0#1.base, main_~z~0#1.offset := 0, 0;~parity~0 := 0;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 6#L13true assume !(~v~0 < 0); 9#L14-1true [2022-11-23 01:55:13,556 INFO L750 eck$LassoCheckResult]: Loop: 9#L14-1true assume !!(~v~0 > 0);main_#t~post2#1 := ~parity~0;~parity~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 3#L17true assume 0 == ~v~0 || 0 == ~v~0 - 1;main_#t~nondet3#1 := 0; 11#L17-4true ~v~0 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 9#L14-1true [2022-11-23 01:55:13,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:13,563 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2022-11-23 01:55:13,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:55:13,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116040893] [2022-11-23 01:55:13,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:55:13,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:55:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:13,664 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 01:55:13,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:13,689 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 01:55:13,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:13,711 INFO L85 PathProgramCache]: Analyzing trace with hash 45784, now seen corresponding path program 1 times [2022-11-23 01:55:13,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:55:13,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271236703] [2022-11-23 01:55:13,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:55:13,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:55:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:13,739 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 01:55:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:13,747 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 01:55:13,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:13,753 INFO L85 PathProgramCache]: Analyzing trace with hash 889575253, now seen corresponding path program 1 times [2022-11-23 01:55:13,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:55:13,754 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101354960] [2022-11-23 01:55:13,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:55:13,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:55:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:13,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 01:55:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:13,803 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 01:55:13,950 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 01:55:13,951 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 01:55:13,951 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 01:55:13,951 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 01:55:13,952 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-23 01:55:13,952 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:13,952 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 01:55:13,952 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 01:55:13,953 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity1.i_Iteration1_Loop [2022-11-23 01:55:13,953 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 01:55:13,953 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 01:55:13,971 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:13,989 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:13,995 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:13,999 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:14,053 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 01:55:14,053 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-23 01:55:14,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:14,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:14,060 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:14,066 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 01:55:14,067 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:14,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-23 01:55:14,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-23 01:55:14,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:14,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:14,108 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:14,117 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 01:55:14,118 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:14,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-23 01:55:14,155 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-23 01:55:14,165 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:14,165 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 01:55:14,165 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 01:55:14,166 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 01:55:14,166 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 01:55:14,166 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 01:55:14,166 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:14,166 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 01:55:14,166 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 01:55:14,167 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity1.i_Iteration1_Loop [2022-11-23 01:55:14,167 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 01:55:14,167 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 01:55:14,168 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:14,184 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:14,188 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:14,195 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:14,259 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 01:55:14,267 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 01:55:14,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:14,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:14,272 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:14,283 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:14,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-23 01:55:14,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:14,300 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:14,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:14,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:14,301 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:14,306 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:14,306 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:14,317 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 01:55:14,327 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-23 01:55:14,327 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-23 01:55:14,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:14,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:14,351 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:14,359 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 01:55:14,359 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-23 01:55:14,360 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 01:55:14,360 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~v~0) = 1*~v~0 Supporting invariants [] [2022-11-23 01:55:14,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-23 01:55:14,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:14,373 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-23 01:55:14,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:14,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:55:14,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 01:55:14,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:55:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:55:14,444 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 01:55:14,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:55:14,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:55:14,544 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-23 01:55:14,547 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:55:14,653 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.5) internal successors, (15), 10 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 49 states and 70 transitions. Complement of second has 11 states. [2022-11-23 01:55:14,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2022-11-23 01:55:14,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:55:14,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 47 transitions. [2022-11-23 01:55:14,676 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 47 transitions. Stem has 3 letters. Loop has 3 letters. [2022-11-23 01:55:14,677 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 01:55:14,677 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 47 transitions. Stem has 6 letters. Loop has 3 letters. [2022-11-23 01:55:14,678 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 01:55:14,678 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 47 transitions. Stem has 3 letters. Loop has 6 letters. [2022-11-23 01:55:14,679 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 01:55:14,680 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 49 states and 70 transitions. [2022-11-23 01:55:14,688 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-23 01:55:14,695 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 49 states to 24 states and 30 transitions. [2022-11-23 01:55:14,697 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 14 [2022-11-23 01:55:14,697 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 15 [2022-11-23 01:55:14,698 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 30 transitions. [2022-11-23 01:55:14,699 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 01:55:14,699 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 30 transitions. [2022-11-23 01:55:14,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 30 transitions. [2022-11-23 01:55:14,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 18. [2022-11-23 01:55:14,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 18 states have (on average 1.2777777777777777) internal successors, (23), 17 states have internal predecessors, (23), 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) [2022-11-23 01:55:14,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 23 transitions. [2022-11-23 01:55:14,751 INFO L240 hiAutomatonCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-11-23 01:55:14,752 INFO L428 stractBuchiCegarLoop]: Abstraction has 18 states and 23 transitions. [2022-11-23 01:55:14,752 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-23 01:55:14,752 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 18 states and 23 transitions. [2022-11-23 01:55:14,756 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-23 01:55:14,756 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 01:55:14,756 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 01:55:14,756 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-11-23 01:55:14,757 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-23 01:55:14,757 INFO L748 eck$LassoCheckResult]: Stem: 120#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~y~0 := 0;~parity~0 := 0; 121#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_#t~nondet3#1, main_~z~0#1.base, main_~z~0#1.offset;havoc main_~z~0#1.base, main_~z~0#1.offset;main_~z~0#1.base, main_~z~0#1.offset := 0, 0;~parity~0 := 0;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 122#L13 assume ~v~0 < 0;~v~0 := -1 * ~v~0; 123#L14-1 [2022-11-23 01:55:14,757 INFO L750 eck$LassoCheckResult]: Loop: 123#L14-1 assume !!(~v~0 > 0);main_#t~post2#1 := ~parity~0;~parity~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 129#L17 assume 0 == ~v~0 || 0 == ~v~0 - 1;main_#t~nondet3#1 := 0; 127#L17-4 ~v~0 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 123#L14-1 [2022-11-23 01:55:14,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:14,763 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2022-11-23 01:55:14,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:55:14,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789754334] [2022-11-23 01:55:14,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:55:14,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:55:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:14,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 01:55:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:14,788 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 01:55:14,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:14,789 INFO L85 PathProgramCache]: Analyzing trace with hash 45784, now seen corresponding path program 2 times [2022-11-23 01:55:14,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:55:14,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453747226] [2022-11-23 01:55:14,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:55:14,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:55:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:14,803 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 01:55:14,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:14,809 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 01:55:14,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:14,810 INFO L85 PathProgramCache]: Analyzing trace with hash 889515671, now seen corresponding path program 1 times [2022-11-23 01:55:14,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:55:14,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356794564] [2022-11-23 01:55:14,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:55:14,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:55:14,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:14,818 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 01:55:14,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:14,825 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 01:55:14,859 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 01:55:14,859 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 01:55:14,859 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 01:55:14,860 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 01:55:14,860 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-23 01:55:14,860 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:14,860 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 01:55:14,860 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 01:55:14,860 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity1.i_Iteration2_Loop [2022-11-23 01:55:14,860 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 01:55:14,861 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 01:55:14,862 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:14,865 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:14,870 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:14,874 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:14,908 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 01:55:14,908 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-23 01:55:14,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:14,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:14,909 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:14,922 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 01:55:14,922 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:14,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-23 01:55:14,948 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 01:55:14,948 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3#1=0} Honda state: {ULTIMATE.start_main_#t~nondet3#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 01:55:14,957 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:14,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:14,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:14,962 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:14,968 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 01:55:14,969 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:14,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-23 01:55:15,000 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,002 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-23 01:55:15,009 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 01:55:15,009 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:15,034 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-23 01:55:15,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,043 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 01:55:15,043 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 01:55:15,043 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 01:55:15,043 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 01:55:15,044 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 01:55:15,044 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,044 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 01:55:15,044 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 01:55:15,044 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity1.i_Iteration2_Loop [2022-11-23 01:55:15,044 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 01:55:15,044 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 01:55:15,045 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,049 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,056 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,098 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 01:55:15,098 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 01:55:15,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,100 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,104 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:15,117 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:15,117 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:15,117 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:15,117 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:15,117 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:15,118 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:15,118 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:15,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-23 01:55:15,128 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:15,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,135 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,148 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:15,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-23 01:55:15,161 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:15,162 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:15,162 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:15,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:15,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:15,163 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:15,164 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:15,173 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 01:55:15,176 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-11-23 01:55:15,177 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-11-23 01:55:15,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,183 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,189 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 01:55:15,189 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-23 01:55:15,190 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 01:55:15,190 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(~v~0) = 1*~v~0 Supporting invariants [] [2022-11-23 01:55:15,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-23 01:55:15,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,200 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-23 01:55:15,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:55:15,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-23 01:55:15,223 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:55:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 01:55:15,234 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-23 01:55:15,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 01:55:15,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 01:55:15,262 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-23 01:55:15,263 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:55:15,329 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 18 states and 23 transitions. cyclomatic complexity: 8. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 32 states and 41 transitions. Complement of second has 8 states. [2022-11-23 01:55:15,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 3 non-accepting loop states 1 accepting loop states [2022-11-23 01:55:15,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:55:15,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 20 transitions. [2022-11-23 01:55:15,332 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 3 letters. Loop has 3 letters. [2022-11-23 01:55:15,332 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 01:55:15,332 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 6 letters. Loop has 3 letters. [2022-11-23 01:55:15,332 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 01:55:15,333 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 20 transitions. Stem has 3 letters. Loop has 6 letters. [2022-11-23 01:55:15,333 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-23 01:55:15,333 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 32 states and 41 transitions. [2022-11-23 01:55:15,334 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2022-11-23 01:55:15,335 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 32 states to 31 states and 39 transitions. [2022-11-23 01:55:15,335 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 15 [2022-11-23 01:55:15,335 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 16 [2022-11-23 01:55:15,336 INFO L73 IsDeterministic]: Start isDeterministic. Operand 31 states and 39 transitions. [2022-11-23 01:55:15,336 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2022-11-23 01:55:15,336 INFO L218 hiAutomatonCegarLoop]: Abstraction has 31 states and 39 transitions. [2022-11-23 01:55:15,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states and 39 transitions. [2022-11-23 01:55:15,337 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 14. [2022-11-23 01:55:15,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 14 states have (on average 1.2857142857142858) internal successors, (18), 13 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 01:55:15,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 18 transitions. [2022-11-23 01:55:15,338 INFO L240 hiAutomatonCegarLoop]: Abstraction has 14 states and 18 transitions. [2022-11-23 01:55:15,338 INFO L428 stractBuchiCegarLoop]: Abstraction has 14 states and 18 transitions. [2022-11-23 01:55:15,339 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-23 01:55:15,339 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 14 states and 18 transitions. [2022-11-23 01:55:15,340 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-23 01:55:15,340 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-23 01:55:15,340 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-23 01:55:15,340 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-11-23 01:55:15,340 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-23 01:55:15,341 INFO L748 eck$LassoCheckResult]: Stem: 216#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;~v~0 := 0;~y~0 := 0;~parity~0 := 0; 217#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~post2#1, main_#t~nondet3#1, main_~z~0#1.base, main_~z~0#1.offset;havoc main_~z~0#1.base, main_~z~0#1.offset;main_~z~0#1.base, main_~z~0#1.offset := 0, 0;~parity~0 := 0;~y~0 := main_#t~nondet0#1;havoc main_#t~nondet0#1;~v~0 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 218#L13 assume !(~v~0 < 0); 219#L14-1 assume !!(~v~0 > 0);main_#t~post2#1 := ~parity~0;~parity~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 209#L17 [2022-11-23 01:55:15,341 INFO L750 eck$LassoCheckResult]: Loop: 209#L17 assume !(0 == ~v~0 || 0 == ~v~0 - 1); 210#L17-2 assume !(~v~0 == ~v~0 - 1);main_#t~nondet3#1 := ~bitwiseAnd(~v~0, ~v~0 - 1);assume (~v~0 < 0 || ~v~0 - 1 < 0) || (main_#t~nondet3#1 <= ~v~0 && main_#t~nondet3#1 <= ~v~0 - 1);assume (~v~0 < 0 && ~v~0 - 1 < 0) || main_#t~nondet3#1 >= 0;assume (~v~0 >= 0 && ~v~0 - 1 >= 0) || main_#t~nondet3#1 > ~v~0 + (~v~0 - 1); 214#L17-4 ~v~0 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 220#L14-1 assume !!(~v~0 > 0);main_#t~post2#1 := ~parity~0;~parity~0 := 1 + main_#t~post2#1;havoc main_#t~post2#1; 209#L17 [2022-11-23 01:55:15,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:15,342 INFO L85 PathProgramCache]: Analyzing trace with hash 925676, now seen corresponding path program 1 times [2022-11-23 01:55:15,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:55:15,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788314906] [2022-11-23 01:55:15,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:55:15,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:55:15,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:15,349 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 01:55:15,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:15,355 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 01:55:15,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:15,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1575002, now seen corresponding path program 1 times [2022-11-23 01:55:15,357 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:55:15,357 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641917299] [2022-11-23 01:55:15,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:55:15,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:55:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:15,365 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 01:55:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:15,372 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 01:55:15,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 01:55:15,373 INFO L85 PathProgramCache]: Analyzing trace with hash 183384773, now seen corresponding path program 1 times [2022-11-23 01:55:15,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-23 01:55:15,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706656265] [2022-11-23 01:55:15,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 01:55:15,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 01:55:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:15,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 01:55:15,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 01:55:15,393 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-23 01:55:15,495 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 01:55:15,496 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 01:55:15,496 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 01:55:15,496 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 01:55:15,496 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-23 01:55:15,496 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,501 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 01:55:15,503 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 01:55:15,503 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity1.i_Iteration3_Loop [2022-11-23 01:55:15,503 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 01:55:15,503 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 01:55:15,504 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,508 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,517 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,519 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-11-23 01:55:15,563 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 01:55:15,563 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-23 01:55:15,564 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,567 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,576 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 01:55:15,576 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:15,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-23 01:55:15,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,613 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-23 01:55:15,623 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 01:55:15,623 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:15,678 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 01:55:15,678 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~parity~0=0} Honda state: {~parity~0=0} Generalized eigenvectors: [{~parity~0=-3}, {~parity~0=2}, {~parity~0=2}] Lambdas: [1, 0, 1] Nus: [0, 1] [2022-11-23 01:55:15,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,688 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,697 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 01:55:15,697 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:15,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-23 01:55:15,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,719 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-23 01:55:15,725 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 01:55:15,725 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:15,795 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-23 01:55:15,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,799 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 01:55:15,799 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 01:55:15,799 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 01:55:15,799 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 01:55:15,799 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 01:55:15,800 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,800 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 01:55:15,800 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 01:55:15,800 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity1.i_Iteration3_Loop [2022-11-23 01:55:15,800 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 01:55:15,800 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 01:55:15,801 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,807 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,824 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,827 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:15,869 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 01:55:15,869 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 01:55:15,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,870 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,879 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:15,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:15,892 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:15,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:15,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:15,893 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:15,894 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:15,894 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:15,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-23 01:55:15,906 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:15,914 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,915 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,928 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 [2022-11-23 01:55:15,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:15,941 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:15,941 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:15,941 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:15,941 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:15,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-23 01:55:15,943 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:15,943 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:15,953 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:15,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:15,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:15,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:15,964 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:15,976 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:15,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-23 01:55:15,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:15,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:15,990 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:15,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:15,990 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:15,991 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:15,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,007 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,018 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-23 01:55:16,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,036 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,036 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:16,037 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:16,037 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,046 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,055 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-23 01:55:16,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,060 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,076 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-23 01:55:16,076 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,089 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,089 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,090 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,090 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,090 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:16,091 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:16,091 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,101 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,109 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-23 01:55:16,119 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,133 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,134 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:16,134 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:16,147 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 01:55:16,147 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,173 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,175 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,183 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 [2022-11-23 01:55:16,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-23 01:55:16,197 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,197 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,197 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,197 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:16,198 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:16,198 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,223 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,232 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-23 01:55:16,253 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,253 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,254 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,254 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,254 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:16,255 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:16,255 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,279 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-23 01:55:16,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,281 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,285 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-23 01:55:16,298 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,298 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,299 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,299 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,299 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:16,300 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:16,300 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,315 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,320 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,338 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,338 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:16,338 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:16,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-23 01:55:16,341 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-23 01:55:16,341 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,371 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,372 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-23 01:55:16,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,388 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,388 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,389 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:16,390 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:16,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,400 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,415 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,424 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-23 01:55:16,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,438 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:16,440 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:16,440 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,463 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,471 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-23 01:55:16,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,473 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-23 01:55:16,493 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,494 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:16,496 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:16,496 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,528 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-23 01:55:16,549 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,549 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,549 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,550 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:16,550 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:16,553 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-23 01:55:16,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,565 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,575 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-23 01:55:16,597 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,597 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:16,600 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:16,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,615 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,625 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,629 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-23 01:55:16,643 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:16,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,643 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:16,644 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:16,644 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,679 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-23 01:55:16,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,681 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,684 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-23 01:55:16,698 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:16,698 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-23 01:55:16,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,698 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:16,700 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:16,700 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,727 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,737 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-23 01:55:16,752 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:16,752 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-23 01:55:16,752 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,753 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,753 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:16,753 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:16,756 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 01:55:16,756 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,769 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,780 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,783 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-23 01:55:16,797 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:16,797 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-23 01:55:16,797 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,798 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,798 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,798 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:16,799 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:16,800 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,823 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,827 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-23 01:55:16,830 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,841 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:16,841 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-23 01:55:16,841 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,842 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,842 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,842 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:16,843 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:16,843 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,854 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,863 INFO L490 LassoAnalysis]: Using template '3-phase'. [2022-11-23 01:55:16,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,864 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,872 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-23 01:55:16,885 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:16,886 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-23 01:55:16,886 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,886 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,886 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,886 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:16,888 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:16,888 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,907 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,915 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-23 01:55:16,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,934 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:16,935 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-23 01:55:16,935 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,935 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,935 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:16,935 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:16,939 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-23 01:55:16,939 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:16,956 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:16,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:16,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:16,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:16,967 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:16,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:16,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-23 01:55:16,989 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:16,989 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-23 01:55:16,989 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:16,989 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:16,990 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:16,990 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:16,991 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:16,991 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,009 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,019 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-23 01:55:17,022 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,037 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,037 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2022-11-23 01:55:17,037 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,037 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,037 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:17,037 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:17,039 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:17,039 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,052 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,064 INFO L490 LassoAnalysis]: Using template '4-phase'. [2022-11-23 01:55:17,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,066 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-23 01:55:17,077 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,091 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,091 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-23 01:55:17,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,091 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,091 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:17,091 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:17,096 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:17,096 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,127 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,134 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-23 01:55:17,154 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,154 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-23 01:55:17,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,154 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,154 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:17,154 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:17,159 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2022-11-23 01:55:17,159 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,187 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,193 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-23 01:55:17,201 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,214 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,215 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-23 01:55:17,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,215 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:17,215 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:17,217 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:17,218 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,237 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-23 01:55:17,257 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,258 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-23 01:55:17,258 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:17,258 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:17,262 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:17,262 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,287 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,291 INFO L490 LassoAnalysis]: Using template '2-lex'. [2022-11-23 01:55:17,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,292 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,300 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-23 01:55:17,315 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,315 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-23 01:55:17,315 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,315 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,315 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:17,316 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:17,318 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:17,318 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,332 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,334 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,338 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-23 01:55:17,350 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,350 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-23 01:55:17,350 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,350 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,350 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:17,350 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:17,352 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2022-11-23 01:55:17,352 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,365 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,368 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,370 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-23 01:55:17,389 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,389 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-23 01:55:17,389 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,389 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,389 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:17,389 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:17,390 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:17,390 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,393 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Ended with exit code 0 [2022-11-23 01:55:17,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,397 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-23 01:55:17,400 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,411 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-23 01:55:17,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,411 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,411 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:17,411 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:17,412 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:17,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,421 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,428 INFO L490 LassoAnalysis]: Using template '3-lex'. [2022-11-23 01:55:17,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,429 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-23 01:55:17,434 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,447 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,447 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-23 01:55:17,447 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,447 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,447 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:17,447 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-23 01:55:17,449 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 01:55:17,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,472 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,474 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2022-11-23 01:55:17,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,476 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-23 01:55:17,480 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,493 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,494 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-23 01:55:17,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,494 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:17,494 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-23 01:55:17,498 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-23 01:55:17,498 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,523 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,528 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-23 01:55:17,532 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,546 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,546 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-23 01:55:17,546 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,546 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,546 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:17,546 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-23 01:55:17,553 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 01:55:17,553 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,571 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,576 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,584 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:17,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:17,597 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2022-11-23 01:55:17,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:17,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:17,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:17,598 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2022-11-23 01:55:17,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2022-11-23 01:55:17,599 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 01:55:17,600 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:17,619 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:17,622 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,699 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 01:55:17,699 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 01:55:17,699 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 01:55:17,700 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 01:55:17,700 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-23 01:55:17,700 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,700 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 01:55:17,700 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 01:55:17,700 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity1.i_Iteration3_Lasso [2022-11-23 01:55:17,700 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 01:55:17,700 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 01:55:17,702 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,705 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,732 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,735 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,739 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,744 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,748 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,750 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,752 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,754 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,836 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 01:55:17,836 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-23 01:55:17,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,839 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2022-11-23 01:55:17,859 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 01:55:17,859 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:17,871 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-23 01:55:17,872 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {~y~0=0} Honda state: {~y~0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-23 01:55:17,874 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2022-11-23 01:55:17,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,876 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2022-11-23 01:55:17,879 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-23 01:55:17,879 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:17,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Ended with exit code 0 [2022-11-23 01:55:17,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:17,896 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:17,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2022-11-23 01:55:17,899 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-23 01:55:17,899 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-23 01:55:17,979 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-23 01:55:17,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:17,983 INFO L210 LassoAnalysis]: Preferences: [2022-11-23 01:55:17,983 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-23 01:55:17,983 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-23 01:55:17,983 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-23 01:55:17,983 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-23 01:55:17,983 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:17,983 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-23 01:55:17,983 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-23 01:55:17,984 INFO L133 ssoRankerPreferences]: Filename of dumped script: parity1.i_Iteration3_Lasso [2022-11-23 01:55:17,984 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-23 01:55:17,984 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-23 01:55:17,985 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:17,990 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:18,000 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:18,005 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:18,015 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:18,024 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:18,029 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:18,032 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:18,036 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:18,039 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-23 01:55:18,127 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-23 01:55:18,127 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-23 01:55:18,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,128 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,140 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2022-11-23 01:55:18,154 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,154 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,155 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,155 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:18,155 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:18,155 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,175 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,180 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,187 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2022-11-23 01:55:18,201 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,201 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,201 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:18,201 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:18,207 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-23 01:55:18,207 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-23 01:55:18,231 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,238 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2022-11-23 01:55:18,257 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,257 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:18,258 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:18,258 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,275 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,280 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,284 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2022-11-23 01:55:18,297 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,297 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,298 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,298 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:18,299 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 01:55:18,300 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 01:55:18,323 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,328 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,332 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2022-11-23 01:55:18,345 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,346 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,346 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,346 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:18,348 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 01:55:18,348 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 01:55:18,371 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,374 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,376 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,380 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2022-11-23 01:55:18,394 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,394 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,394 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,394 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:18,396 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-23 01:55:18,397 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-23 01:55:18,420 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2022-11-23 01:55:18,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,424 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2022-11-23 01:55:18,428 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,438 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,438 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,438 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,438 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,438 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:18,439 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:18,439 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,456 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,460 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2022-11-23 01:55:18,463 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,473 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,474 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,474 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,474 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,474 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:18,474 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:18,475 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,485 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,490 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2022-11-23 01:55:18,496 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,506 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,507 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,507 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,507 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,507 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:18,507 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:18,507 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,509 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Ended with exit code 0 [2022-11-23 01:55:18,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,513 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2022-11-23 01:55:18,516 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,527 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,527 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-23 01:55:18,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-23 01:55:18,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,529 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Ended with exit code 0 [2022-11-23 01:55:18,532 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-23 01:55:18,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,533 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2022-11-23 01:55:18,536 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,546 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,547 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:18,548 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:18,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,552 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,554 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2022-11-23 01:55:18,558 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,569 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,569 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,569 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:18,569 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:18,577 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-23 01:55:18,577 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-23 01:55:18,608 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,613 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,623 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,636 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,636 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,636 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,636 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,636 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:18,637 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:18,638 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2022-11-23 01:55:18,651 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,656 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2022-11-23 01:55:18,659 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,672 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,672 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,672 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,672 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:18,675 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-23 01:55:18,675 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-23 01:55:18,695 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,701 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,707 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2022-11-23 01:55:18,720 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,720 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:18,724 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-23 01:55:18,724 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-23 01:55:18,743 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,748 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,755 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2022-11-23 01:55:18,769 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,769 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,769 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,769 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:18,771 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-23 01:55:18,772 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-23 01:55:18,791 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,796 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,800 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,813 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:18,814 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:18,814 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2022-11-23 01:55:18,831 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,836 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Waiting until timeout for monitored process [2022-11-23 01:55:18,850 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,850 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,850 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,850 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,850 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:18,851 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:18,851 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,855 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (72)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:18,863 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,864 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Waiting until timeout for monitored process [2022-11-23 01:55:18,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,879 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,879 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,879 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:18,880 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:18,880 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,881 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (73)] Ended with exit code 0 [2022-11-23 01:55:18,884 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,885 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Waiting until timeout for monitored process [2022-11-23 01:55:18,888 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,898 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,898 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,899 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,899 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,899 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:18,899 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:18,899 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,901 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (74)] Ended with exit code 0 [2022-11-23 01:55:18,904 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-23 01:55:18,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,905 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Waiting until timeout for monitored process [2022-11-23 01:55:18,907 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,918 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,918 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:18,918 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,918 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:18,919 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:18,919 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:18,919 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:18,921 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (75)] Ended with exit code 0 [2022-11-23 01:55:18,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,925 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Waiting until timeout for monitored process [2022-11-23 01:55:18,929 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:18,940 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:18,940 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:18,940 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:18,940 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:18,949 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-23 01:55:18,949 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-23 01:55:18,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:18,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (76)] Ended with exit code 0 [2022-11-23 01:55:18,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:18,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:18,996 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:18,998 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Waiting until timeout for monitored process [2022-11-23 01:55:18,999 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,014 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,014 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,014 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:19,015 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:19,015 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,017 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (77)] Ended with exit code 0 [2022-11-23 01:55:19,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,021 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Waiting until timeout for monitored process [2022-11-23 01:55:19,024 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 [2022-11-23 01:55:19,036 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,036 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,036 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,036 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:19,039 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-23 01:55:19,039 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-23 01:55:19,047 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,050 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (78)] Ended with exit code 0 [2022-11-23 01:55:19,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,051 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Waiting until timeout for monitored process [2022-11-23 01:55:19,053 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,064 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,065 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,065 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,065 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:19,068 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-23 01:55:19,068 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-23 01:55:19,077 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (79)] Ended with exit code 0 [2022-11-23 01:55:19,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,081 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Waiting until timeout for monitored process [2022-11-23 01:55:19,083 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,095 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:19,097 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-23 01:55:19,097 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-23 01:55:19,103 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (80)] Ended with exit code 0 [2022-11-23 01:55:19,106 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,107 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Waiting until timeout for monitored process [2022-11-23 01:55:19,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,121 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,121 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,121 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,121 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,121 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:19,122 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:19,122 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,147 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (81)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,152 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Waiting until timeout for monitored process [2022-11-23 01:55:19,173 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,173 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,173 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,173 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,173 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:19,174 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:19,174 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (82)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,196 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Waiting until timeout for monitored process [2022-11-23 01:55:19,215 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,215 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,216 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,216 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,216 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:19,216 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:19,216 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,218 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (83)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,222 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Waiting until timeout for monitored process [2022-11-23 01:55:19,229 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,242 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,242 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,242 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-23 01:55:19,242 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-23 01:55:19,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,248 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (84)] Ended with exit code 0 [2022-11-23 01:55:19,251 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-23 01:55:19,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,252 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Waiting until timeout for monitored process [2022-11-23 01:55:19,256 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,269 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,270 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:19,270 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:19,270 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (85)] Ended with exit code 0 [2022-11-23 01:55:19,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,276 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Waiting until timeout for monitored process [2022-11-23 01:55:19,280 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,291 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,291 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,291 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:19,292 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:19,302 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-23 01:55:19,302 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-23 01:55:19,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,340 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (86)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,342 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,347 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Waiting until timeout for monitored process [2022-11-23 01:55:19,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,362 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:19,362 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:19,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,383 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (87)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,388 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Waiting until timeout for monitored process [2022-11-23 01:55:19,393 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,404 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,404 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:19,408 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-23 01:55:19,408 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-23 01:55:19,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (88)] Ended with exit code 0 [2022-11-23 01:55:19,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,419 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Waiting until timeout for monitored process [2022-11-23 01:55:19,422 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,433 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,433 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,433 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,433 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:19,438 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-23 01:55:19,438 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-23 01:55:19,467 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (89)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,471 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,478 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Waiting until timeout for monitored process [2022-11-23 01:55:19,491 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,491 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,491 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,491 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:19,495 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-23 01:55:19,495 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-23 01:55:19,508 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (90)] Ended with exit code 0 [2022-11-23 01:55:19,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,513 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,523 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Waiting until timeout for monitored process [2022-11-23 01:55:19,540 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,540 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,540 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,540 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,540 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:19,542 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:19,542 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,563 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (91)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,564 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,569 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Waiting until timeout for monitored process [2022-11-23 01:55:19,581 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,581 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,582 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,582 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,582 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:19,582 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:19,583 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (92)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,589 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Waiting until timeout for monitored process [2022-11-23 01:55:19,591 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,602 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:19,603 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:19,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,605 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (93)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,609 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Waiting until timeout for monitored process [2022-11-23 01:55:19,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,623 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-23 01:55:19,624 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,624 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,624 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,624 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-23 01:55:19,624 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-23 01:55:19,625 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,631 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,633 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (94)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,634 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-23 01:55:19,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,635 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Waiting until timeout for monitored process [2022-11-23 01:55:19,637 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,648 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:19,648 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-23 01:55:19,648 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-23 01:55:19,648 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,648 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-23 01:55:19,649 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:19,649 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-23 01:55:19,649 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-23 01:55:19,652 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-23 01:55:19,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (95)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,655 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Waiting until timeout for monitored process [2022-11-23 01:55:19,658 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-23 01:55:19,668 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-23 01:55:19,669 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-23 01:55:19,669 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-23 01:55:19,669 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-23 01:55:19,669 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-23 01:55:19,675 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-23 01:55:19,675 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-23 01:55:19,711 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-23 01:55:19,751 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2022-11-23 01:55:19,751 INFO L444 ModelExtractionUtils]: 3 out of 18 variables were initially zero. Simplification set additionally 9 variables to zero. [2022-11-23 01:55:19,752 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-23 01:55:19,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 [2022-11-23 01:55:19,755 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-23 01:55:19,763 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-23 01:55:19,779 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Waiting until timeout for monitored process [2022-11-23 01:55:19,788 INFO L438 nArgumentSynthesizer]: Removed 5 redundant supporting invariants from a total of 6. [2022-11-23 01:55:19,789 INFO L513 LassoAnalysis]: Proved termination. [2022-11-23 01:55:19,789 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*~v~0 f1 = 0 Supporting invariants [1*~v~0 >= 0] [2022-11-23 01:55:19,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (96)] Forceful destruction successful, exit code 0 [2022-11-23 01:55:19,794 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer has thrown an exception: java.lang.AssertionError: Inconsistent sorts at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.polynomials.PolynomialRelation.(PolynomialRelation.java:135) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.polynomials.PolynomialRelation.of(PolynomialRelation.java:608) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.comparison(SmtUtils.java:1315) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1457) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1372) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.convertApplicationTerm(SmtUtils.java:1361) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.convertApplicationTerm(Substitution.java:53) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:389) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:319) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUtils.computeClosedFormula(PredicateUtils.java:94) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:130) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermVarsProc.computeTermVarsProc(TermVarsProc.java:89) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.constructTermVarsProc(BasicPredicateFactory.java:93) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.newPredicate(BasicPredicateFactory.java:81) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BinaryStatePredicateManager.getRankInEquality(BinaryStatePredicateManager.java:354) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BinaryStatePredicateManager.decodeLex(BinaryStatePredicateManager.java:314) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BinaryStatePredicateManager.computePredicates(BinaryStatePredicateManager.java:121) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.synthesize(LassoCheck.java:667) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.checkLassoTermination(LassoCheck.java:908) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck$LassoCheckResult.(LassoCheck.java:819) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.LassoCheck.(LassoCheck.java:257) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.cegar.AbstractBuchiCegarLoop.runCegarLoop(AbstractBuchiCegarLoop.java:359) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.runCegarLoops(BuchiAutomizerObserver.java:136) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.doTerminationAnalysis(BuchiAutomizerObserver.java:157) at de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver.finish(BuchiAutomizerObserver.java:341) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-23 01:55:19,798 INFO L158 Benchmark]: Toolchain (without parser) took 6945.75ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 147.7MB in the beginning and 69.8MB in the end (delta: 77.9MB). Peak memory consumption was 115.8MB. Max. memory is 16.1GB. [2022-11-23 01:55:19,798 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 130.0MB. Free memory is still 97.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:55:19,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.28ms. Allocated memory is still 182.5MB. Free memory was 146.8MB in the beginning and 146.4MB in the end (delta: 370.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 01:55:19,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.47ms. Allocated memory is still 182.5MB. Free memory was 146.4MB in the beginning and 145.6MB in the end (delta: 883.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 01:55:19,799 INFO L158 Benchmark]: Boogie Preprocessor took 22.13ms. Allocated memory is still 182.5MB. Free memory was 145.6MB in the beginning and 144.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 01:55:19,799 INFO L158 Benchmark]: RCFGBuilder took 283.61ms. Allocated memory is still 182.5MB. Free memory was 144.0MB in the beginning and 133.9MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 01:55:19,800 INFO L158 Benchmark]: BuchiAutomizer took 6369.15ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 133.9MB in the beginning and 69.8MB in the end (delta: 64.2MB). Peak memory consumption was 102.9MB. Max. memory is 16.1GB. [2022-11-23 01:55:19,801 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 130.0MB. Free memory is still 97.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 229.28ms. Allocated memory is still 182.5MB. Free memory was 146.8MB in the beginning and 146.4MB in the end (delta: 370.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.47ms. Allocated memory is still 182.5MB. Free memory was 146.4MB in the beginning and 145.6MB in the end (delta: 883.0kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.13ms. Allocated memory is still 182.5MB. Free memory was 145.6MB in the beginning and 144.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 283.61ms. Allocated memory is still 182.5MB. Free memory was 144.0MB in the beginning and 133.9MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 6369.15ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 133.9MB in the beginning and 69.8MB in the end (delta: 64.2MB). Peak memory consumption was 102.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: - ExceptionOrErrorResult: AssertionError: Inconsistent sorts de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: AssertionError: Inconsistent sorts: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.polynomials.PolynomialRelation.(PolynomialRelation.java:135) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-23 01:55:19,821 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (97)] Ended with exit code 0 [2022-11-23 01:55:20,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3ed5ad7-333a-422c-a86c-ce605588bfe1/bin/uautomizer-QkZJyEgLgS/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Inconsistent sorts