./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be --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 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 20:12:28,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 20:12:28,010 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 20:12:28,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 20:12:28,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 20:12:28,055 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 20:12:28,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 20:12:28,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 20:12:28,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 20:12:28,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 20:12:28,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 20:12:28,069 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 20:12:28,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 20:12:28,072 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 20:12:28,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 20:12:28,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 20:12:28,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 20:12:28,079 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 20:12:28,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 20:12:28,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 20:12:28,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 20:12:28,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 20:12:28,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 20:12:28,095 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 20:12:28,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 20:12:28,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 20:12:28,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 20:12:28,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 20:12:28,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 20:12:28,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 20:12:28,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 20:12:28,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 20:12:28,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 20:12:28,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 20:12:28,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 20:12:28,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 20:12:28,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 20:12:28,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 20:12:28,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 20:12:28,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 20:12:28,118 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 20:12:28,119 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-21 20:12:28,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 20:12:28,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 20:12:28,183 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 20:12:28,183 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 20:12:28,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 20:12:28,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 20:12:28,185 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 20:12:28,189 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 20:12:28,189 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 20:12:28,190 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 20:12:28,190 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 20:12:28,190 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 20:12:28,190 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 20:12:28,191 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 20:12:28,191 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 20:12:28,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 20:12:28,192 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 20:12:28,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 20:12:28,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 20:12:28,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 20:12:28,193 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 20:12:28,193 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 20:12:28,193 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 20:12:28,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 20:12:28,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 20:12:28,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 20:12:28,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 20:12:28,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 20:12:28,194 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 20:12:28,195 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 20:12:28,195 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_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7049d534efff7d5ecf8b25905dcb4f9f2ca7387a704c110d358c798a8effd3e [2021-10-21 20:12:28,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 20:12:28,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 20:12:28,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 20:12:28,572 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 20:12:28,574 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 20:12:28,575 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2021-10-21 20:12:28,689 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/data/b8261ac7c/b0718c2efd1543e4ab98c72a104665ab/FLAG783f27d1c [2021-10-21 20:12:29,228 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 20:12:29,229 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/sv-benchmarks/c/termination-crafted/Gothenburg-1.c [2021-10-21 20:12:29,243 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/data/b8261ac7c/b0718c2efd1543e4ab98c72a104665ab/FLAG783f27d1c [2021-10-21 20:12:29,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/data/b8261ac7c/b0718c2efd1543e4ab98c72a104665ab [2021-10-21 20:12:29,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 20:12:29,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 20:12:29,589 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 20:12:29,589 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 20:12:29,593 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 20:12:29,594 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9fb8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29, skipping insertion in model container [2021-10-21 20:12:29,596 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 20:12:29,621 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 20:12:29,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:12:29,827 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 20:12:29,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 20:12:29,858 INFO L208 MainTranslator]: Completed translation [2021-10-21 20:12:29,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29 WrapperNode [2021-10-21 20:12:29,858 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 20:12:29,860 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 20:12:29,860 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 20:12:29,860 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 20:12:29,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,900 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 20:12:29,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 20:12:29,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 20:12:29,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 20:12:29,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,917 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 20:12:29,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 20:12:29,926 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 20:12:29,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 20:12:29,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (1/1) ... [2021-10-21 20:12:29,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:29,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:29,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:30,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 20:12:30,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 20:12:30,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 20:12:30,333 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 20:12:30,334 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-21 20:12:30,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:12:30 BoogieIcfgContainer [2021-10-21 20:12:30,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 20:12:30,353 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 20:12:30,353 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 20:12:30,357 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 20:12:30,358 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:12:30,359 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 08:12:29" (1/3) ... [2021-10-21 20:12:30,360 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1619a97f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:12:30, skipping insertion in model container [2021-10-21 20:12:30,361 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:12:30,361 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 08:12:29" (2/3) ... [2021-10-21 20:12:30,362 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1619a97f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 08:12:30, skipping insertion in model container [2021-10-21 20:12:30,362 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 20:12:30,362 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:12:30" (3/3) ... [2021-10-21 20:12:30,364 INFO L389 chiAutomizerObserver]: Analyzing ICFG Gothenburg-1.c [2021-10-21 20:12:30,438 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 20:12:30,439 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 20:12:30,439 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 20:12:30,439 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 20:12:30,453 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 20:12:30,453 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 20:12:30,453 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 20:12:30,454 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 20:12:30,492 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-10-21 20:12:30,523 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-21 20:12:30,523 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:12:30,524 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:12:30,531 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-21 20:12:30,532 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-21 20:12:30,532 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 20:12:30,532 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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) [2021-10-21 20:12:30,536 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-21 20:12:30,536 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 20:12:30,537 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 20:12:30,538 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-10-21 20:12:30,538 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-21 20:12:30,546 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_#t~nondet2, main_#t~nondet3, main_~a~0, main_~b~0, main_~x~0, main_~y~0;havoc main_~a~0;havoc main_~b~0;havoc main_~x~0;havoc main_~y~0;main_~a~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~b~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~x~0 := main_#t~nondet2;havoc main_#t~nondet2;main_~y~0 := main_#t~nondet3;havoc main_#t~nondet3; 4#L22true assume !!(-268435455 <= main_~a~0 && main_~a~0 <= 268435455); 8#L23true assume !!(-268435455 <= main_~b~0 && main_~b~0 <= 268435455); 11#L24true assume !!(-268435455 <= main_~x~0 && main_~x~0 <= 268435455); 7#L25true assume !!(-268435455 <= main_~y~0 && main_~y~0 <= 268435455); 9#L26true assume main_~a~0 == main_~b~0; 12#L27-2true [2021-10-21 20:12:30,547 INFO L793 eck$LassoCheckResult]: Loop: 12#L27-2true assume !!(main_~x~0 >= 0 || main_~y~0 >= 0);main_~x~0 := main_~x~0 + main_~a~0 - main_~b~0 - 1;main_~y~0 := main_~y~0 + main_~b~0 - main_~a~0 - 1; 12#L27-2true [2021-10-21 20:12:30,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:30,554 INFO L82 PathProgramCache]: Analyzing trace with hash 922017710, now seen corresponding path program 1 times [2021-10-21 20:12:30,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:30,566 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156827628] [2021-10-21 20:12:30,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:30,567 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:30,662 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:30,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:30,694 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:30,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:30,698 INFO L82 PathProgramCache]: Analyzing trace with hash 64, now seen corresponding path program 1 times [2021-10-21 20:12:30,698 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:30,698 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929487333] [2021-10-21 20:12:30,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:30,699 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:30,710 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:30,719 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:30,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:30,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1482222029, now seen corresponding path program 1 times [2021-10-21 20:12:30,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 20:12:30,723 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438869438] [2021-10-21 20:12:30,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 20:12:30,723 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 20:12:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:30,739 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 20:12:30,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 20:12:30,755 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 20:12:30,862 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:30,862 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:30,863 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:30,863 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:30,863 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 20:12:30,863 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:30,864 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:30,864 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:30,864 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Loop [2021-10-21 20:12:30,864 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:30,865 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:30,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:30,902 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:30,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:31,049 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:31,050 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 20:12:31,078 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:31,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:31,093 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:31,116 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:31,117 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:31,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 20:12:31,168 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:31,169 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: [] [2021-10-21 20:12:31,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:31,217 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:31,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:31,236 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:31,267 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:31,267 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:31,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 20:12:31,292 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:31,293 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: [] [2021-10-21 20:12:31,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-10-21 20:12:31,340 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:31,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:31,343 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:31,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 20:12:31,348 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:31,348 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:31,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:31,399 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:31,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:31,420 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:31,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 20:12:31,436 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 20:12:31,436 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:31,885 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:31,886 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=-1, ULTIMATE.start_main_~a~0=7, ULTIMATE.start_main_~b~0=1, ULTIMATE.start_main_~x~0=0} Honda state: {ULTIMATE.start_main_~y~0=-1, ULTIMATE.start_main_~a~0=7, ULTIMATE.start_main_~b~0=1, ULTIMATE.start_main_~x~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=0, ULTIMATE.start_main_~a~0=4, ULTIMATE.start_main_~b~0=4, ULTIMATE.start_main_~x~0=2}, {ULTIMATE.start_main_~y~0=-3, ULTIMATE.start_main_~a~0=3, ULTIMATE.start_main_~b~0=3, ULTIMATE.start_main_~x~0=3}, {ULTIMATE.start_main_~y~0=-4, ULTIMATE.start_main_~a~0=-7, ULTIMATE.start_main_~b~0=-7, ULTIMATE.start_main_~x~0=0}] Lambdas: [1, 1, 1] Nus: [0, 0] [2021-10-21 20:12:31,933 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:32,068 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:32,068 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:32,069 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:32,069 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:32,069 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 20:12:32,069 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:32,070 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:32,070 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:32,070 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2021-10-21 20:12:32,070 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:32,070 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:32,075 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,078 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,082 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,086 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,092 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,096 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,284 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:32,284 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 20:12:32,286 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:32,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:32,292 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:32,295 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:32,295 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:32,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 20:12:32,324 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:32,324 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:32,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:32,370 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:32,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:32,376 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:32,384 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:32,384 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:32,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 20:12:32,412 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:32,412 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:32,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:32,447 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:32,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:32,449 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:32,451 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:32,451 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:32,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 20:12:32,496 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:32,496 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: [] [2021-10-21 20:12:32,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:32,522 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:32,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:32,528 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:32,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 20:12:32,530 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:32,530 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:32,541 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:32,541 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet2=0} Honda state: {ULTIMATE.start_main_#t~nondet2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:32,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:32,568 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:32,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:32,575 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:32,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 20:12:32,578 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:32,578 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:32,588 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:32,589 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet1=0} Honda state: {ULTIMATE.start_main_#t~nondet1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:32,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2021-10-21 20:12:32,618 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:32,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:32,619 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:32,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 20:12:32,629 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:32,629 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:32,641 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 20:12:32,641 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet3=0} Honda state: {ULTIMATE.start_main_#t~nondet3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 20:12:32,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:32,666 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:32,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:32,669 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:32,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 20:12:32,671 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 20:12:32,671 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:32,813 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:32,814 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:32,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:32,815 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:32,825 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 20:12:32,825 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 20:12:32,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 20:12:32,904 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-21 20:12:32,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:32,913 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 20:12:32,913 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 20:12:32,913 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 20:12:32,913 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 20:12:32,913 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 20:12:32,914 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:32,914 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 20:12:32,914 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 20:12:32,914 INFO L133 ssoRankerPreferences]: Filename of dumped script: Gothenburg-1.c_Iteration1_Lasso [2021-10-21 20:12:32,914 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 20:12:32,914 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 20:12:32,919 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,953 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,957 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,961 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,964 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:32,969 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 20:12:33,121 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 20:12:33,128 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 20:12:33,130 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,132 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 20:12:33,145 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:33,157 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:33,158 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:33,158 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:33,158 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:33,166 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:33,166 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:33,184 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:33,228 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:33,229 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,230 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,238 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:33,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:33,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:33,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:33,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:33,251 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:33,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:33,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:33,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 20:12:33,267 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:33,312 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:33,312 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,314 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 20:12:33,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:33,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:33,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:33,334 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:33,334 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:33,374 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-21 20:12:33,374 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:33,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:33,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:33,460 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,463 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,473 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:33,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 20:12:33,482 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:33,482 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:33,482 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:33,482 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:33,482 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:33,483 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:33,483 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:33,496 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:33,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-10-21 20:12:33,535 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,536 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 20:12:33,538 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:33,547 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:33,547 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:33,547 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:33,547 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:33,548 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:33,548 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:33,548 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:33,550 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:33,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:33,576 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,577 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 20:12:33,586 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:33,595 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:33,595 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:33,595 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:33,595 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:33,595 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:33,597 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:33,597 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:33,598 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:33,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:33,623 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,635 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 20:12:33,638 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:33,647 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:33,647 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:33,647 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:33,647 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:33,651 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 20:12:33,651 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 20:12:33,671 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:33,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:33,719 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,724 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 20:12:33,736 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:33,748 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:33,748 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:33,748 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:33,748 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:33,748 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 20:12:33,749 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 20:12:33,749 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:33,763 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:33,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:33,809 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-10-21 20:12:33,810 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,811 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,814 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:33,826 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:33,826 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:33,826 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:33,827 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:33,831 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:33,831 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:33,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 20:12:33,851 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:33,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:33,897 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,898 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,905 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:33,916 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:33,916 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:33,916 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:33,917 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:33,917 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:33,918 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-21 20:12:33,918 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:33,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 20:12:33,935 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:33,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:33,982 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:33,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:33,986 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:33,993 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,007 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,008 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,008 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:34,008 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:34,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 20:12:34,052 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-10-21 20:12:34,053 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-21 20:12:34,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:34,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:34,154 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:34,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:34,157 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:34,159 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,171 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,171 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:34,171 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,171 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:34,171 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:34,176 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-21 20:12:34,177 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:34,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 20:12:34,191 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:34,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:34,240 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:34,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:34,242 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:34,244 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,255 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:34,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:34,256 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:34,257 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-21 20:12:34,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:34,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 20:12:34,271 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:34,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:34,316 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:34,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:34,317 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:34,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,336 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,336 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:34,336 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,336 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:34,336 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:34,338 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-21 20:12:34,338 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:34,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 20:12:34,355 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:34,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Ended with exit code 0 [2021-10-21 20:12:34,389 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:34,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:34,390 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:34,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-21 20:12:34,394 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,403 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,403 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,403 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:34,404 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:34,408 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:34,408 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:34,443 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:34,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:34,488 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:34,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:34,490 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:34,497 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,508 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,508 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:34,509 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,509 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:34,509 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:34,510 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-21 20:12:34,510 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:34,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-10-21 20:12:34,527 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:34,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:34,574 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-10-21 20:12:34,574 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:34,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:34,576 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:34,579 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,590 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,590 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,591 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:34,591 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:34,595 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:34,595 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:34,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-10-21 20:12:34,623 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:34,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:34,668 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:34,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:34,670 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:34,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,683 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,684 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:34,684 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,684 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:34,684 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:34,685 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:34,685 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:34,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-10-21 20:12:34,703 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:34,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:34,746 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:34,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:34,747 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:34,750 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-10-21 20:12:34,762 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,763 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:34,763 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:34,793 INFO L401 nArgumentSynthesizer]: We have 32 Motzkin's Theorem applications. [2021-10-21 20:12:34,793 INFO L402 nArgumentSynthesizer]: A total of 8 supporting invariants were added. [2021-10-21 20:12:34,884 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:34,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:34,930 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:34,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:34,932 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:34,937 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-10-21 20:12:34,947 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,947 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:34,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:34,947 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:34,949 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:34,949 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:34,951 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:34,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-10-21 20:12:34,975 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:34,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:34,976 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:34,979 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:34,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-10-21 20:12:34,990 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:34,999 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:34,999 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:34,999 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,000 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:35,001 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:35,001 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:35,015 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:35,061 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,067 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-10-21 20:12:35,070 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,079 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:35,079 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,080 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:35,080 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:35,080 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:35,111 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,156 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:35,156 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,160 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,164 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,175 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,176 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,176 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,176 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:35,180 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-10-21 20:12:35,180 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 20:12:35,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-10-21 20:12:35,199 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:35,236 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,238 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-10-21 20:12:35,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,249 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,250 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:35,250 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,250 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,250 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-10-21 20:12:35,251 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-10-21 20:12:35,251 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:35,263 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:35,287 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-10-21 20:12:35,288 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,289 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-10-21 20:12:35,300 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,301 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,301 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,301 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:35,305 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:35,305 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:35,331 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Ended with exit code 0 [2021-10-21 20:12:35,363 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,364 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-10-21 20:12:35,366 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,375 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,375 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:35,376 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,376 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,376 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:35,377 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-21 20:12:35,377 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:35,387 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:35,429 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,430 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,440 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,453 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,453 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,453 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:35,453 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:35,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-10-21 20:12:35,488 INFO L401 nArgumentSynthesizer]: We have 40 Motzkin's Theorem applications. [2021-10-21 20:12:35,488 INFO L402 nArgumentSynthesizer]: A total of 10 supporting invariants were added. [2021-10-21 20:12:35,595 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:35,640 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,642 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,648 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:35,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,661 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,661 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:35,662 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-21 20:12:35,662 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:35,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-10-21 20:12:35,675 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:35,721 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,723 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,741 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:35,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,742 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:35,744 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-21 20:12:35,744 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:35,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-10-21 20:12:35,759 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:35,800 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,804 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,820 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,820 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:35,821 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,821 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,821 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:35,822 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-21 20:12:35,822 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:35,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-10-21 20:12:35,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:35,876 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,878 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,880 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,892 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,892 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,892 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,892 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:35,900 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2021-10-21 20:12:35,900 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2021-10-21 20:12:35,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-10-21 20:12:35,919 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:35,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:35,960 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:35,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:35,961 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:35,968 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:35,979 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 20:12:35,980 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:35,980 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:35,980 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:35,980 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-10-21 20:12:35,981 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2021-10-21 20:12:35,981 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:35,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-10-21 20:12:35,991 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:36,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:36,035 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-10-21 20:12:36,035 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:36,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:36,037 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:36,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:36,051 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:36,051 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:36,051 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:36,051 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:36,052 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:36,054 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2021-10-21 20:12:36,054 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2021-10-21 20:12:36,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-10-21 20:12:36,075 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:36,116 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:36,116 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:36,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:36,118 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:36,129 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:36,142 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:36,143 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:36,143 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 20:12:36,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:36,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 20:12:36,143 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:36,144 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2021-10-21 20:12:36,144 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 20:12:36,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-10-21 20:12:36,155 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 20:12:36,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:36,192 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:36,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:36,193 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:36,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-10-21 20:12:36,204 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-21 20:12:36,213 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-10-21 20:12:36,214 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-10-21 20:12:36,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 20:12:36,214 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 20:12:36,214 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-10-21 20:12:36,234 INFO L401 nArgumentSynthesizer]: We have 24 Motzkin's Theorem applications. [2021-10-21 20:12:36,234 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2021-10-21 20:12:36,342 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 20:12:36,534 INFO L443 ModelExtractionUtils]: Simplification made 20 calls to the SMT solver. [2021-10-21 20:12:36,535 INFO L444 ModelExtractionUtils]: 13 out of 42 variables were initially zero. Simplification set additionally 17 variables to zero. [2021-10-21 20:12:36,537 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 20:12:36,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 20:12:36,538 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 20:12:36,541 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 20:12:36,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-10-21 20:12:36,575 INFO L438 nArgumentSynthesizer]: Removed 4 redundant supporting invariants from a total of 6. [2021-10-21 20:12:36,575 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 20:12:36,576 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function 2-phase ranking function: f0 = 1*ULTIMATE.start_main_~x~0 + 1 f1 = 2*ULTIMATE.start_main_~y~0 + 1 Supporting invariants [1*ULTIMATE.start_main_~b~0 - 1*ULTIMATE.start_main_~a~0 >= 0, -1*ULTIMATE.start_main_~b~0 + 1*ULTIMATE.start_main_~a~0 >= 0] [2021-10-21 20:12:36,616 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Ended with exit code 0 [2021-10-21 20:12:36,635 INFO L297 tatePredicateManager]: 0 out of 2 supporting invariants were superfluous and have been removed [2021-10-21 20:12:36,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 20:12:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:12:36,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 20 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 20:12:36,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:12:36,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 20:12:36,786 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-21 20:12:36,787 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 20:12:36,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 20:12:36,810 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-10-21 20:12:36,811 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2021-10-21 20:12:36,943 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.7) internal successors, (17), 10 states have internal predecessors, (17), 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 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 24 states and 31 transitions. Complement of second has 5 states. [2021-10-21 20:12:36,944 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 [2021-10-21 20:12:36,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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) [2021-10-21 20:12:36,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 23 transitions. [2021-10-21 20:12:36,949 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 6 letters. Loop has 1 letters. [2021-10-21 20:12:36,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:12:36,950 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 7 letters. Loop has 1 letters. [2021-10-21 20:12:36,950 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:12:36,951 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 23 transitions. Stem has 6 letters. Loop has 2 letters. [2021-10-21 20:12:36,951 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 20:12:36,952 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 31 transitions. [2021-10-21 20:12:36,956 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:12:36,959 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2021-10-21 20:12:36,960 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 20:12:36,961 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 20:12:36,962 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 20:12:36,962 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 20:12:36,962 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:12:36,962 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:12:36,962 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 20:12:36,962 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 20:12:36,963 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 20:12:36,963 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 20:12:36,963 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 20:12:36,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 08:12:36 BoogieIcfgContainer [2021-10-21 20:12:36,971 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 20:12:36,971 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 20:12:36,971 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 20:12:36,972 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 20:12:36,972 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 08:12:30" (3/4) ... [2021-10-21 20:12:36,976 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 20:12:36,976 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 20:12:36,978 INFO L168 Benchmark]: Toolchain (without parser) took 7400.83 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 71.9 MB in the beginning and 92.3 MB in the end (delta: -20.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:36,979 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 104.9 MB. Free memory is still 56.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:12:36,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.12 ms. Allocated memory is still 104.9 MB. Free memory was 71.7 MB in the beginning and 80.8 MB in the end (delta: -9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:36,980 INFO L168 Benchmark]: Boogie Procedure Inliner took 40.12 ms. Allocated memory is still 104.9 MB. Free memory was 80.8 MB in the beginning and 79.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:12:36,981 INFO L168 Benchmark]: Boogie Preprocessor took 24.29 ms. Allocated memory is still 104.9 MB. Free memory was 79.6 MB in the beginning and 78.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:36,981 INFO L168 Benchmark]: RCFGBuilder took 425.65 ms. Allocated memory is still 104.9 MB. Free memory was 78.4 MB in the beginning and 70.4 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:36,982 INFO L168 Benchmark]: BuchiAutomizer took 6617.94 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 70.0 MB in the beginning and 92.3 MB in the end (delta: -22.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2021-10-21 20:12:36,982 INFO L168 Benchmark]: Witness Printer took 5.17 ms. Allocated memory is still 142.6 MB. Free memory is still 92.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 20:12:36,985 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 104.9 MB. Free memory is still 56.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 270.12 ms. Allocated memory is still 104.9 MB. Free memory was 71.7 MB in the beginning and 80.8 MB in the end (delta: -9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 40.12 ms. Allocated memory is still 104.9 MB. Free memory was 80.8 MB in the beginning and 79.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 24.29 ms. Allocated memory is still 104.9 MB. Free memory was 79.6 MB in the beginning and 78.4 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 425.65 ms. Allocated memory is still 104.9 MB. Free memory was 78.4 MB in the beginning and 70.4 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 6617.94 ms. Allocated memory was 104.9 MB in the beginning and 142.6 MB in the end (delta: 37.7 MB). Free memory was 70.0 MB in the beginning and 92.3 MB in the end (delta: -22.3 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. * Witness Printer took 5.17 ms. Allocated memory is still 142.6 MB. Free memory is still 92.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * 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 x + 1 > 0 then 1 else 0), (if x + 1 > 0 then x + 1 else 2 * y + 1) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 6.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 6.1s. 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 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 17 SDtfs, 17 SDslu, 3 SDs, 0 SdLazy, 3 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 8.4ms Time 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: 165ms VariablesStem: 4 VariablesLoop: 6 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 10 MotzkinApplications: 40 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 8 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 1.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 20:12:37,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-10-21 20:12:37,253 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efefced2-7d8f-4d9a-a796-9f6a8426d806/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...