./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8 --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 f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e --- 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-e04fb08 [2022-11-16 12:00:40,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:00:40,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:00:40,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:00:40,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:00:40,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:00:40,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:00:40,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:00:40,092 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:00:40,093 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:00:40,094 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:00:40,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:00:40,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:00:40,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:00:40,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:00:40,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:00:40,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:00:40,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:00:40,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:00:40,106 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:00:40,108 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:00:40,110 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:00:40,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:00:40,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:00:40,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:00:40,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:00:40,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:00:40,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:00:40,119 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:00:40,120 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:00:40,120 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:00:40,121 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:00:40,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:00:40,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:00:40,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:00:40,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:00:40,126 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:00:40,126 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:00:40,127 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:00:40,128 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:00:40,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:00:40,129 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-16 12:00:40,154 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:00:40,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:00:40,155 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:00:40,155 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:00:40,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:00:40,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:00:40,157 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:00:40,157 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-16 12:00:40,157 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-16 12:00:40,157 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-16 12:00:40,158 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-16 12:00:40,158 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-16 12:00:40,158 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-16 12:00:40,158 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:00:40,159 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-16 12:00:40,159 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:00:40,159 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:00:40,159 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-16 12:00:40,159 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-16 12:00:40,160 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-16 12:00:40,160 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:00:40,160 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-16 12:00:40,160 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:00:40,161 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-16 12:00:40,161 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:00:40,161 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:00:40,161 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:00:40,162 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:00:40,163 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-16 12:00:40,163 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_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e [2022-11-16 12:00:40,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:00:40,484 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:00:40,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:00:40,489 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:00:40,491 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:00:40,493 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2022-11-16 12:00:40,589 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/data/5fbcdc98f/097f015e89e0456f80e1250109715a73/FLAG6f82fc514 [2022-11-16 12:00:41,074 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:00:41,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2022-11-16 12:00:41,086 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/data/5fbcdc98f/097f015e89e0456f80e1250109715a73/FLAG6f82fc514 [2022-11-16 12:00:41,472 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/data/5fbcdc98f/097f015e89e0456f80e1250109715a73 [2022-11-16 12:00:41,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:00:41,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:00:41,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:00:41,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:00:41,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:00:41,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7541f41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41, skipping insertion in model container [2022-11-16 12:00:41,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,504 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:00:41,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:00:41,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:00:41,767 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:00:41,793 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:00:41,805 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:00:41,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41 WrapperNode [2022-11-16 12:00:41,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:00:41,808 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:00:41,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:00:41,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:00:41,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,844 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2022-11-16 12:00:41,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:00:41,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:00:41,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:00:41,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:00:41,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,860 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,874 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,875 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,881 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:00:41,883 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:00:41,883 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:00:41,884 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:00:41,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (1/1) ... [2022-11-16 12:00:41,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:41,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:41,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:41,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-16 12:00:41,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:00:41,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:00:42,057 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:00:42,061 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:00:42,225 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:00:42,232 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:00:42,232 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:00:42,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:00:42 BoogieIcfgContainer [2022-11-16 12:00:42,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:00:42,236 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-16 12:00:42,236 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-16 12:00:42,244 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-16 12:00:42,245 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:00:42,246 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 16.11 12:00:41" (1/3) ... [2022-11-16 12:00:42,247 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4d3c9c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:00:42, skipping insertion in model container [2022-11-16 12:00:42,247 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:00:42,248 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:00:41" (2/3) ... [2022-11-16 12:00:42,249 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4d3c9c45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 16.11 12:00:42, skipping insertion in model container [2022-11-16 12:00:42,249 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-16 12:00:42,249 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:00:42" (3/3) ... [2022-11-16 12:00:42,253 INFO L332 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2022-11-16 12:00:42,349 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-16 12:00:42,349 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-16 12:00:42,350 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-16 12:00:42,350 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-16 12:00:42,350 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-16 12:00:42,350 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-16 12:00:42,350 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-16 12:00:42,351 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-16 12:00:42,358 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 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) [2022-11-16 12:00:42,389 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-16 12:00:42,391 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:00:42,392 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:00:42,397 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:00:42,397 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-16 12:00:42,397 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-16 12:00:42,398 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 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) [2022-11-16 12:00:42,400 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-11-16 12:00:42,401 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-16 12:00:42,401 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-16 12:00:42,402 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:00:42,402 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-11-16 12:00:42,409 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_#t~nondet3#1, main_~a~0#1, main_~b~0#1, main_~x~0#1, main_~y~0#1;havoc main_~a~0#1;havoc main_~b~0#1;havoc main_~x~0#1;havoc main_~y~0#1;main_~a~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~b~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~x~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~y~0#1 := main_#t~nondet3#1;havoc main_#t~nondet3#1; 3#L22true assume !!(-268435455 <= main_~a~0#1 && main_~a~0#1 <= 268435455); 7#L23true assume !!(-268435455 <= main_~b~0#1 && main_~b~0#1 <= 268435455); 11#L24true assume !!(-268435455 <= main_~x~0#1 && main_~x~0#1 <= 268435455); 6#L25true assume !!(-268435455 <= main_~y~0#1 && main_~y~0#1 <= 268435455); 8#L26true assume main_~a~0#1 == main_~b~0#1; 12#L27-2true [2022-11-16 12:00:42,410 INFO L750 eck$LassoCheckResult]: Loop: 12#L27-2true assume !!(main_~x~0#1 >= 0 || main_~y~0#1 >= 0);main_~x~0#1 := main_~x~0#1 + main_~a~0#1 - main_~b~0#1 - 1;main_~y~0#1 := main_~y~0#1 + main_~b~0#1 - main_~a~0#1 - 1; 12#L27-2true [2022-11-16 12:00:42,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:00:42,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1806907820, now seen corresponding path program 1 times [2022-11-16 12:00:42,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:00:42,430 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344241442] [2022-11-16 12:00:42,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:00:42,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:00:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:00:42,505 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:00:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:00:42,527 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:00:42,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:00:42,530 INFO L85 PathProgramCache]: Analyzing trace with hash 65, now seen corresponding path program 1 times [2022-11-16 12:00:42,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:00:42,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372586135] [2022-11-16 12:00:42,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:00:42,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:00:42,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:00:42,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:00:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:00:42,547 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:00:42,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:00:42,549 INFO L85 PathProgramCache]: Analyzing trace with hash 179567606, now seen corresponding path program 1 times [2022-11-16 12:00:42,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:00:42,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058666285] [2022-11-16 12:00:42,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:00:42,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:00:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:00:42,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:00:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:00:42,572 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:00:42,653 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:00:42,653 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:00:42,654 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:00:42,654 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:00:42,654 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:00:42,654 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:42,654 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:00:42,655 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:00:42,655 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2022-11-16 12:00:42,655 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:00:42,655 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:00:42,675 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:42,700 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:42,705 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:42,878 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:00:42,879 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:00:42,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:42,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:42,886 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:42,894 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:00:42,894 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:00:42,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-16 12:00:42,926 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:00:42,926 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:00:42,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:42,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:42,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:42,945 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:42,952 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:00:42,952 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:00:42,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-16 12:00:42,982 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:00:42,983 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:00:42,992 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:42,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:42,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:42,995 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:43,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-16 12:00:43,021 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:00:43,021 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:00:43,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:43,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:43,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:43,093 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:43,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-16 12:00:43,099 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:00:43,100 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:00:43,484 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:00:43,484 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=-8} Honda state: {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=0, ULTIMATE.start_main_~y~0#1=-1, ULTIMATE.start_main_~b~0#1=-8} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0#1=7, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-8, ULTIMATE.start_main_~b~0#1=3}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=3, ULTIMATE.start_main_~y~0#1=-8, ULTIMATE.start_main_~b~0#1=3}, {ULTIMATE.start_main_~x~0#1=0, ULTIMATE.start_main_~a~0#1=-6, ULTIMATE.start_main_~y~0#1=7, ULTIMATE.start_main_~b~0#1=-6}] Lambdas: [1, 1, 1] Nus: [0, 0] [2022-11-16 12:00:43,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:43,622 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:00:43,623 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:00:43,623 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:00:43,624 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:00:43,625 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-16 12:00:43,626 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:43,626 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:00:43,627 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:00:43,627 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2022-11-16 12:00:43,628 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:00:43,628 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:00:43,632 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:43,641 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:43,645 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:43,650 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:43,680 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:43,683 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:43,686 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:43,690 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:43,805 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:00:43,805 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-16 12:00:43,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:43,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:43,807 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:43,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-11-16 12:00:43,827 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:00:43,827 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:00:43,870 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:00:43,871 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_2=0} Honda state: {v_rep~unnamed0~0~false_2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:00:43,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:43,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:43,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:43,893 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:43,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-11-16 12:00:43,902 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:00:43,902 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:00:43,950 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:00:43,950 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res#1=0} Honda state: {ULTIMATE.start_main_#res#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:00:43,966 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:43,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:43,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:43,969 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:43,975 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:00:43,975 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:00:43,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-11-16 12:00:43,997 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-11-16 12:00:43,997 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1#1=0} Honda state: {ULTIMATE.start_main_#t~nondet1#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-11-16 12:00:44,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,008 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,019 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-16 12:00:44,019 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:00:44,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-11-16 12:00:44,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-11-16 12:00:44,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,106 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,113 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-16 12:00:44,113 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-16 12:00:44,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-11-16 12:00:44,147 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-16 12:00:44,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,154 INFO L210 LassoAnalysis]: Preferences: [2022-11-16 12:00:44,155 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-16 12:00:44,155 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-16 12:00:44,155 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-16 12:00:44,155 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-16 12:00:44,155 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,155 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-16 12:00:44,155 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-16 12:00:44,155 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2022-11-16 12:00:44,155 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-16 12:00:44,155 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-16 12:00:44,158 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:44,170 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:44,181 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:44,184 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:44,187 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:44,191 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:44,193 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:44,229 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-16 12:00:44,372 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-16 12:00:44,378 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-16 12:00:44,379 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,381 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,396 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:44,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-11-16 12:00:44,408 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,409 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:44,409 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:00:44,414 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:00:44,414 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:00:44,426 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,433 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,443 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:44,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-11-16 12:00:44,457 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,457 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:44,458 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,458 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:44,458 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:00:44,459 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:00:44,459 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:44,469 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,480 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-11-16 12:00:44,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:44,496 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,496 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:44,496 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,496 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:44,496 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:00:44,497 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:00:44,497 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:44,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,509 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-11-16 12:00:44,516 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 [2022-11-16 12:00:44,526 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,526 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:44,527 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,527 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:44,527 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:00:44,528 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:00:44,528 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:44,537 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,542 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-11-16 12:00:44,546 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:44,557 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,557 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,557 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:44,557 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:00:44,561 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-11-16 12:00:44,561 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-11-16 12:00:44,576 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-11-16 12:00:44,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,588 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-11-16 12:00:44,598 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:44,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:44,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:44,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:00:44,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:00:44,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:44,622 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,640 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-11-16 12:00:44,643 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:44,658 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,658 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,658 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:00:44,658 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:00:44,711 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2022-11-16 12:00:44,711 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:00:44,751 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-11-16 12:00:44,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,768 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,770 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,781 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:44,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-11-16 12:00:44,796 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,796 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:44,796 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,796 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:44,796 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-16 12:00:44,797 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-16 12:00:44,797 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:44,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,816 INFO L490 LassoAnalysis]: Using template '2-nested'. [2022-11-16 12:00:44,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,819 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:44,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-11-16 12:00:44,847 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,848 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,848 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:44,848 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:44,852 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 12:00:44,852 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 12:00:44,882 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,893 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2022-11-16 12:00:44,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:44,912 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,913 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:44,913 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,913 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:44,913 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:44,915 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:00:44,915 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:44,926 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,938 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:44,953 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:44,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2022-11-16 12:00:44,972 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:44,972 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:44,972 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:44,972 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:44,972 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:44,973 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:00:44,973 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:44,990 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:44,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:44,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:44,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:44,998 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,002 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2022-11-16 12:00:45,017 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,017 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:45,017 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,017 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,017 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:45,018 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:00:45,018 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:45,038 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,046 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,051 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2022-11-16 12:00:45,069 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,070 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,070 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,070 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:45,075 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 12:00:45,075 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 12:00:45,090 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,105 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,110 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 [2022-11-16 12:00:45,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2022-11-16 12:00:45,127 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,127 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:45,128 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,128 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,128 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:45,129 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:00:45,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:45,146 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,155 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,157 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,163 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2022-11-16 12:00:45,178 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,178 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,178 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:00:45,178 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:45,211 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-16 12:00:45,211 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-16 12:00:45,273 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,282 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,287 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,301 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,301 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:45,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,301 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:45,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2022-11-16 12:00:45,302 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:00:45,302 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:45,312 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,316 INFO L490 LassoAnalysis]: Using template '3-nested'. [2022-11-16 12:00:45,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,318 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,323 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,338 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,338 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:00:45,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2022-11-16 12:00:45,342 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:00:45,342 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:00:45,369 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,378 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,380 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,385 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2022-11-16 12:00:45,399 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,399 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:45,399 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,399 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,399 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:00:45,400 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:00:45,400 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:45,414 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,424 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2022-11-16 12:00:45,444 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,445 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:45,445 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,445 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,445 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:00:45,446 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:00:45,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:45,466 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,470 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,472 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,479 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2022-11-16 12:00:45,494 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,494 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:45,494 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,494 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,494 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:00:45,495 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:00:45,495 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:45,520 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,530 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2022-11-16 12:00:45,548 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,548 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:00:45,552 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2022-11-16 12:00:45,552 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2022-11-16 12:00:45,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,586 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,590 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2022-11-16 12:00:45,605 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,605 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:45,605 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,605 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,605 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:00:45,606 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:00:45,607 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:45,616 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,627 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,632 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2022-11-16 12:00:45,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,647 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:00:45,647 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:00:45,675 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2022-11-16 12:00:45,675 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2022-11-16 12:00:45,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,771 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,775 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,789 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:45,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,789 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,790 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2022-11-16 12:00:45,790 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2022-11-16 12:00:45,790 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2022-11-16 12:00:45,791 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:45,806 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,811 INFO L490 LassoAnalysis]: Using template '4-nested'. [2022-11-16 12:00:45,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,814 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,819 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2022-11-16 12:00:45,833 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,833 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,833 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,833 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:00:45,838 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 12:00:45,838 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 12:00:45,870 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,874 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,878 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,883 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2022-11-16 12:00:45,903 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,904 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:45,904 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,904 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,904 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:00:45,905 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:00:45,905 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:45,916 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,926 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,949 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2022-11-16 12:00:45,950 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:45,950 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:45,950 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:45,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:45,950 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:00:45,952 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:00:45,952 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:45,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:45,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:45,978 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:45,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:45,980 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:45,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:45,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2022-11-16 12:00:46,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:46,000 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:46,000 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,000 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:46,001 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:00:46,002 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:00:46,002 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:46,026 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,035 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,036 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:46,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2022-11-16 12:00:46,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:46,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:46,056 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:00:46,060 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2022-11-16 12:00:46,060 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2022-11-16 12:00:46,080 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,086 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,095 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:46,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2022-11-16 12:00:46,108 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:46,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:46,109 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,109 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:46,109 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:00:46,110 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:00:46,110 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:46,126 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,135 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,136 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,140 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 [2022-11-16 12:00:46,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2022-11-16 12:00:46,155 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:46,155 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,155 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:00:46,155 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:00:46,189 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2022-11-16 12:00:46,189 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2022-11-16 12:00:46,295 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,303 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,311 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:46,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2022-11-16 12:00:46,323 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-16 12:00:46,324 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:46,324 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,324 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:46,324 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2022-11-16 12:00:46,325 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2022-11-16 12:00:46,325 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:46,335 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,339 INFO L490 LassoAnalysis]: Using template '2-phase'. [2022-11-16 12:00:46,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,341 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,347 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 [2022-11-16 12:00:46,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2022-11-16 12:00:46,361 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:00:46,361 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:00:46,362 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,362 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:46,362 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:46,365 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 12:00:46,365 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 12:00:46,386 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,392 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,400 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 [2022-11-16 12:00:46,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2022-11-16 12:00:46,415 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:00:46,415 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:00:46,415 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:46,415 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,415 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:46,416 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:46,417 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:00:46,417 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:46,434 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,439 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,447 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:46,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2022-11-16 12:00:46,461 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:00:46,461 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:00:46,462 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:46,462 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,462 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:46,462 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:46,463 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:00:46,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:46,473 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,481 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,485 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:46,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2022-11-16 12:00:46,500 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:00:46,500 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:00:46,501 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:46,501 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,501 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:46,501 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:46,506 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:00:46,506 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:46,526 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,529 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,534 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,540 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:46,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2022-11-16 12:00:46,554 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:00:46,554 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:00:46,554 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,554 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:46,554 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:46,557 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2022-11-16 12:00:46,557 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2022-11-16 12:00:46,574 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,579 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,583 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:46,597 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:00:46,597 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:00:46,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-16 12:00:46,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2022-11-16 12:00:46,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-16 12:00:46,598 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:46,599 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2022-11-16 12:00:46,599 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-16 12:00:46,612 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-11-16 12:00:46,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:46,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,618 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,622 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-16 12:00:46,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2022-11-16 12:00:46,637 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2022-11-16 12:00:46,637 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2022-11-16 12:00:46,637 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-16 12:00:46,637 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2022-11-16 12:00:46,637 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2022-11-16 12:00:46,658 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2022-11-16 12:00:46,658 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2022-11-16 12:00:46,756 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-16 12:00:46,907 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2022-11-16 12:00:46,908 INFO L444 ModelExtractionUtils]: 12 out of 42 variables were initially zero. Simplification set additionally 18 variables to zero. [2022-11-16 12:00:46,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-16 12:00:46,910 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:00:46,926 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-16 12:00:46,964 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-16 12:00:46,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2022-11-16 12:00:46,993 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2022-11-16 12:00:46,993 INFO L513 LassoAnalysis]: Proved termination. [2022-11-16 12:00:46,994 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~y~0#1 + 1 f1 = -1*ULTIMATE.start_main_~y~0#1 + 2*ULTIMATE.start_main_~x~0#1 Supporting invariants [-1*ULTIMATE.start_main_~a~0#1 + 1*ULTIMATE.start_main_~b~0#1 >= 0, 1*ULTIMATE.start_main_~a~0#1 - 1*ULTIMATE.start_main_~b~0#1 >= 0] [2022-11-16 12:00:46,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:47,021 INFO L156 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2022-11-16 12:00:47,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:00:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:00:47,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-16 12:00:47,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:00:47,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:00:47,161 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 12:00:47,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:00:47,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:00:47,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2022-11-16 12:00:47,199 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-11-16 12:00:47,201 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 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) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:00:47,323 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.6363636363636365) internal successors, (18), 11 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). Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 25 states and 32 transitions. Complement of second has 5 states. [2022-11-16 12:00:47,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-11-16 12:00:47,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 12:00:47,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 24 transitions. [2022-11-16 12:00:47,338 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 1 letters. [2022-11-16 12:00:47,339 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:00:47,339 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 8 letters. Loop has 1 letters. [2022-11-16 12:00:47,340 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:00:47,340 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 24 transitions. Stem has 7 letters. Loop has 2 letters. [2022-11-16 12:00:47,341 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-16 12:00:47,343 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 25 states and 32 transitions. [2022-11-16 12:00:47,351 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:00:47,354 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 25 states to 0 states and 0 transitions. [2022-11-16 12:00:47,355 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-16 12:00:47,355 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-16 12:00:47,356 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-16 12:00:47,356 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-16 12:00:47,357 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:00:47,357 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:00:47,357 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-16 12:00:47,357 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-16 12:00:47,357 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-16 12:00:47,357 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-16 12:00:47,358 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-16 12:00:47,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 16.11 12:00:47 BoogieIcfgContainer [2022-11-16 12:00:47,369 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-16 12:00:47,371 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:00:47,371 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:00:47,371 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:00:47,372 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:00:42" (3/4) ... [2022-11-16 12:00:47,379 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:00:47,380 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:00:47,382 INFO L158 Benchmark]: Toolchain (without parser) took 5904.02ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 62.5MB in the beginning and 82.0MB in the end (delta: -19.5MB). Peak memory consumption was 334.4kB. Max. memory is 16.1GB. [2022-11-16 12:00:47,382 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 69.2MB in the end (delta: 29.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:00:47,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.58ms. Allocated memory is still 96.5MB. Free memory was 62.3MB in the beginning and 73.9MB in the end (delta: -11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:00:47,384 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.04ms. Allocated memory is still 96.5MB. Free memory was 73.9MB in the beginning and 72.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:00:47,384 INFO L158 Benchmark]: Boogie Preprocessor took 35.49ms. Allocated memory is still 96.5MB. Free memory was 72.7MB in the beginning and 71.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:00:47,385 INFO L158 Benchmark]: RCFGBuilder took 351.99ms. Allocated memory is still 96.5MB. Free memory was 71.7MB in the beginning and 62.3MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:00:47,385 INFO L158 Benchmark]: BuchiAutomizer took 5133.06ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 62.3MB in the beginning and 82.3MB in the end (delta: -20.0MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2022-11-16 12:00:47,387 INFO L158 Benchmark]: Witness Printer took 9.08ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 82.0MB in the end (delta: 305.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:00:47,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 96.5MB. Free memory was 69.2MB in the beginning and 69.2MB in the end (delta: 29.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.58ms. Allocated memory is still 96.5MB. Free memory was 62.3MB in the beginning and 73.9MB in the end (delta: -11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.04ms. Allocated memory is still 96.5MB. Free memory was 73.9MB in the beginning and 72.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.49ms. Allocated memory is still 96.5MB. Free memory was 72.7MB in the beginning and 71.7MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 351.99ms. Allocated memory is still 96.5MB. Free memory was 71.7MB in the beginning and 62.3MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 5133.06ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 62.3MB in the beginning and 82.3MB in the end (delta: -20.0MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Witness Printer took 9.08ms. Allocated memory is still 117.4MB. Free memory was 82.3MB in the beginning and 82.0MB in the end (delta: 305.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has 2-phase ranking function (if y + 1 > 0 then 1 else 0), (if y + 1 > 0 then y + 1 else 2 * x + -1 * y) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 4.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 21 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 18 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital43 mio100 ax131 hnf100 lsp76 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq152 hnf95 smp100 dnf157 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 160ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 5 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.8s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-16 12:00:47,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9d30c25-a775-40be-8efd-a7ae1b0bf8bc/bin/uautomizer-tPACEb0tL8/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 Writing output log to file Ultimate.log Result: TRUE