./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-restricted-15/b.14.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-restricted-15/b.14.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC --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 95b7495f0c2baf7340e092922372d61d5e360ef5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:34:08,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:34:08,002 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:34:08,076 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:34:08,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:34:08,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:34:08,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:34:08,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:34:08,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:34:08,103 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:34:08,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:34:08,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:34:08,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:34:08,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:34:08,113 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:34:08,115 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:34:08,117 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:34:08,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:34:08,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:34:08,134 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:34:08,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:34:08,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:34:08,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:34:08,145 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:34:08,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:34:08,150 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:34:08,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:34:08,153 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:34:08,154 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:34:08,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:34:08,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:34:08,157 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:34:08,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:34:08,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:34:08,164 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:34:08,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:34:08,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:34:08,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:34:08,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:34:08,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:34:08,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:34:08,169 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-10-11 00:34:08,221 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:34:08,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:34:08,224 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:34:08,224 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:34:08,232 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:34:08,232 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-11 00:34:08,233 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-11 00:34:08,233 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-11 00:34:08,233 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-11 00:34:08,234 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-11 00:34:08,235 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-11 00:34:08,235 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:34:08,236 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-11 00:34:08,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:34:08,236 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:34:08,236 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-11 00:34:08,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-11 00:34:08,237 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-11 00:34:08,237 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:34:08,237 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-11 00:34:08,238 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:34:08,238 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-11 00:34:08,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:34:08,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:34:08,239 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:34:08,239 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:34:08,239 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:34:08,241 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-11 00:34:08,241 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_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95b7495f0c2baf7340e092922372d61d5e360ef5 [2021-10-11 00:34:08,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:34:08,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:34:08,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:34:08,686 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:34:08,687 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:34:08,689 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/termination-restricted-15/b.14.c [2021-10-11 00:34:08,773 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/data/f5f445587/07ac3741a40e4e71a172440db244f39f/FLAG2b47508ae [2021-10-11 00:34:09,295 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:34:09,296 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/sv-benchmarks/c/termination-restricted-15/b.14.c [2021-10-11 00:34:09,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/data/f5f445587/07ac3741a40e4e71a172440db244f39f/FLAG2b47508ae [2021-10-11 00:34:09,652 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/data/f5f445587/07ac3741a40e4e71a172440db244f39f [2021-10-11 00:34:09,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:34:09,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:34:09,660 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:09,661 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:34:09,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:34:09,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:09,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23146579 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09, skipping insertion in model container [2021-10-11 00:34:09,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:09,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:34:09,693 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:34:09,916 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:09,921 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:34:09,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:34:09,975 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:34:09,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09 WrapperNode [2021-10-11 00:34:09,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:34:09,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:09,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:34:09,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:34:09,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:09,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:10,021 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:34:10,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:34:10,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:34:10,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:34:10,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:10,033 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:10,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:10,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:10,036 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:10,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:10,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (1/1) ... [2021-10-11 00:34:10,044 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:34:10,045 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:34:10,045 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:34:10,045 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:34:10,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:10,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:34:10,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:34:10,311 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:34:10,312 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-11 00:34:10,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:10 BoogieIcfgContainer [2021-10-11 00:34:10,314 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:34:10,315 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-11 00:34:10,315 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-11 00:34:10,319 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-11 00:34:10,320 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:34:10,321 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 11.10 12:34:09" (1/3) ... [2021-10-11 00:34:10,322 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@420d37d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:34:10, skipping insertion in model container [2021-10-11 00:34:10,322 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:34:10,323 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:34:09" (2/3) ... [2021-10-11 00:34:10,323 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@420d37d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 11.10 12:34:10, skipping insertion in model container [2021-10-11 00:34:10,323 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-11 00:34:10,324 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:10" (3/3) ... [2021-10-11 00:34:10,325 INFO L389 chiAutomizerObserver]: Analyzing ICFG b.14.c [2021-10-11 00:34:10,388 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-11 00:34:10,389 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-11 00:34:10,389 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-11 00:34:10,389 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:34:10,389 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:34:10,389 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-11 00:34:10,390 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:34:10,390 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-11 00:34:10,405 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2021-10-11 00:34:10,427 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-11 00:34:10,427 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:34:10,427 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:34:10,434 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-11 00:34:10,435 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-11 00:34:10,435 INFO L427 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-11 00:34:10,435 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states. [2021-10-11 00:34:10,436 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-11 00:34:10,437 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:34:10,437 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:34:10,437 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-11 00:34:10,437 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-11 00:34:10,446 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~c~0, main_~x~0, main_~y~0;havoc main_~c~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~c~0 := 0; 8#L12-3true [2021-10-11 00:34:10,446 INFO L796 eck$LassoCheckResult]: Loop: 8#L12-3true assume !!(main_~x~0 == main_~y~0 && main_~x~0 > 0); 3#L12-2true assume !(main_~y~0 > 0); 8#L12-3true [2021-10-11 00:34:10,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:10,454 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2021-10-11 00:34:10,464 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:10,465 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374322583] [2021-10-11 00:34:10,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:34:10,560 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:34:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:34:10,566 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:34:10,584 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:34:10,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:10,586 INFO L82 PathProgramCache]: Analyzing trace with hash 1288, now seen corresponding path program 1 times [2021-10-11 00:34:10,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:10,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940145739] [2021-10-11 00:34:10,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:10,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:10,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:10,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940145739] [2021-10-11 00:34:10,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:34:10,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-10-11 00:34:10,658 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964548370] [2021-10-11 00:34:10,663 INFO L811 eck$LassoCheckResult]: loop already infeasible [2021-10-11 00:34:10,664 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:34:10,708 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 00:34:10,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 00:34:10,711 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 3 states. [2021-10-11 00:34:10,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:34:10,761 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2021-10-11 00:34:10,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 00:34:10,763 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8 states and 9 transitions. [2021-10-11 00:34:10,765 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-11 00:34:10,769 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8 states to 4 states and 5 transitions. [2021-10-11 00:34:10,770 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 4 [2021-10-11 00:34:10,770 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 4 [2021-10-11 00:34:10,771 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 5 transitions. [2021-10-11 00:34:10,772 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:34:10,772 INFO L692 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. [2021-10-11 00:34:10,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4 states and 5 transitions. [2021-10-11 00:34:10,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4 to 4. [2021-10-11 00:34:10,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-10-11 00:34:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 5 transitions. [2021-10-11 00:34:10,803 INFO L715 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. [2021-10-11 00:34:10,803 INFO L595 BuchiCegarLoop]: Abstraction has 4 states and 5 transitions. [2021-10-11 00:34:10,803 INFO L427 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-11 00:34:10,804 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 4 states and 5 transitions. [2021-10-11 00:34:10,804 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2021-10-11 00:34:10,804 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-11 00:34:10,804 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-11 00:34:10,805 INFO L853 BuchiCegarLoop]: Counterexample stem histogram [1] [2021-10-11 00:34:10,805 INFO L854 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1] [2021-10-11 00:34:10,805 INFO L794 eck$LassoCheckResult]: Stem: 26#ULTIMATE.startENTRY havoc main_#res;havoc main_#t~nondet0, main_#t~nondet1, main_~c~0, main_~x~0, main_~y~0;havoc main_~c~0;havoc main_~x~0;havoc main_~y~0;main_~x~0 := main_#t~nondet0;havoc main_#t~nondet0;main_~y~0 := main_#t~nondet1;havoc main_#t~nondet1;main_~c~0 := 0; 27#L12-3 [2021-10-11 00:34:10,806 INFO L796 eck$LassoCheckResult]: Loop: 27#L12-3 assume !!(main_~x~0 == main_~y~0 && main_~x~0 > 0); 24#L12-2 assume !!(main_~y~0 > 0);main_~x~0 := main_~x~0 - 1;main_~y~0 := main_~y~0 - 1;main_~c~0 := 1 + main_~c~0; 25#L12-2 assume !(main_~y~0 > 0); 27#L12-3 [2021-10-11 00:34:10,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:10,807 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 2 times [2021-10-11 00:34:10,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:10,807 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702249] [2021-10-11 00:34:10,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:10,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:34:10,814 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:34:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:34:10,819 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:34:10,820 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:34:10,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:10,822 INFO L82 PathProgramCache]: Analyzing trace with hash 40007, now seen corresponding path program 1 times [2021-10-11 00:34:10,822 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:10,823 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030805852] [2021-10-11 00:34:10,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:10,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:34:10,835 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:34:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:34:10,842 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:34:10,844 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:34:10,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:10,845 INFO L82 PathProgramCache]: Analyzing trace with hash 963528, now seen corresponding path program 1 times [2021-10-11 00:34:10,845 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:34:10,846 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104563214] [2021-10-11 00:34:10,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:34:10,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:34:10,874 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:34:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:34:10,884 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:34:10,887 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:34:10,996 WARN L197 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 21 DAG size of output: 20 [2021-10-11 00:34:11,073 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:34:11,074 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:34:11,074 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:34:11,075 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:34:11,075 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-11 00:34:11,075 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:11,081 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:34:11,081 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:34:11,082 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.14.c_Iteration2_Loop [2021-10-11 00:34:11,082 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:34:11,082 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:34:11,106 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:34:11,116 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:34:11,121 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:34:11,127 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:34:11,329 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:34:11,333 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:11,342 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:34:11,343 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:34:11,372 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:34:11,372 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: [] No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:11,408 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:34:11,409 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:34:11,429 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:34:11,429 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: [] No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:11,464 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:34:11,464 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:34:11,508 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-11 00:34:11,508 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:11,552 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-11 00:34:11,552 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~c~0=0} Honda state: {ULTIMATE.start_main_~c~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~c~0=5}, {ULTIMATE.start_main_~c~0=0}, {ULTIMATE.start_main_~c~0=-4}] Lambdas: [1, 4, 1] Nus: [0, 0] No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:11,585 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-11 00:34:11,586 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:11,619 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-11 00:34:11,619 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-11 00:34:11,678 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-10-11 00:34:11,680 INFO L210 LassoAnalysis]: Preferences: [2021-10-11 00:34:11,681 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-11 00:34:11,681 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-11 00:34:11,681 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-11 00:34:11,681 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-11 00:34:11,681 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:11,681 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-11 00:34:11,682 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-11 00:34:11,682 INFO L133 ssoRankerPreferences]: Filename of dumped script: b.14.c_Iteration2_Loop [2021-10-11 00:34:11,682 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-11 00:34:11,682 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2021-10-11 00:34:11,685 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:34:11,690 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:34:11,699 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:34:11,706 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-11 00:34:11,849 INFO L292 LassoAnalysis]: Preprocessing complete. [2021-10-11 00:34:11,855 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:11,865 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:34:11,868 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:34:11,868 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:34:11,868 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:34:11,868 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:34:11,875 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:34:11,875 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-11 00:34:11,893 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:34:11,947 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:34:11,949 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:34:11,949 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:34:11,950 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:34:11,950 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:34:11,954 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-11 00:34:11,955 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:11,973 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:34:12,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:34:12,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:34:12,022 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:34:12,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:34:12,023 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:34:12,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:34:12,024 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:34:12,025 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:12,041 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:12,092 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2021-10-11 00:34:12,094 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-11 00:34:12,094 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-11 00:34:12,094 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-11 00:34:12,094 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-11 00:34:12,095 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-11 00:34:12,097 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-11 00:34:12,097 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-11 00:34:12,117 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-11 00:34:12,132 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-10-11 00:34:12,132 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8edc0c64-0d4e-4759-9d38-cd75f1b04a9e/bin/uautomizer-Z5i5R5N3CC/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-11 00:34:12,178 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-11 00:34:12,178 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-10-11 00:34:12,179 INFO L510 LassoAnalysis]: Proved termination. [2021-10-11 00:34:12,179 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0) = 1*ULTIMATE.start_main_~y~0 Supporting invariants [] Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-11 00:34:12,221 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-10-11 00:34:12,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:34:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:12,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 00:34:12,265 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:34:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:34:12,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 00:34:12,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:34:12,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:34:12,341 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-11 00:34:12,342 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 4 states and 5 transitions. cyclomatic complexity: 2 Second operand 4 states. [2021-10-11 00:34:12,404 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 4 states and 5 transitions. cyclomatic complexity: 2. Second operand 4 states. Result 8 states and 9 transitions. Complement of second has 6 states. [2021-10-11 00:34:12,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-11 00:34:12,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2021-10-11 00:34:12,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6 transitions. [2021-10-11 00:34:12,409 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 1 letters. Loop has 3 letters. [2021-10-11 00:34:12,411 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:34:12,411 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 4 letters. Loop has 3 letters. [2021-10-11 00:34:12,413 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:34:12,414 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 1 letters. Loop has 6 letters. [2021-10-11 00:34:12,415 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-11 00:34:12,415 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 8 states and 9 transitions. [2021-10-11 00:34:12,417 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:34:12,417 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 8 states to 0 states and 0 transitions. [2021-10-11 00:34:12,418 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-11 00:34:12,419 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-11 00:34:12,419 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-11 00:34:12,419 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-11 00:34:12,420 INFO L692 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:34:12,420 INFO L715 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:34:12,420 INFO L595 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 00:34:12,420 INFO L427 BuchiCegarLoop]: ======== Iteration 3============ [2021-10-11 00:34:12,420 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-11 00:34:12,421 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-11 00:34:12,421 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-11 00:34:12,428 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 11.10 12:34:12 BoogieIcfgContainer [2021-10-11 00:34:12,428 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-11 00:34:12,432 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:34:12,433 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:34:12,433 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:34:12,434 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:34:10" (3/4) ... [2021-10-11 00:34:12,437 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:34:12,437 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:34:12,439 INFO L168 Benchmark]: Toolchain (without parser) took 2780.28 ms. Allocated memory is still 119.5 MB. Free memory was 79.7 MB in the beginning and 49.1 MB in the end (delta: 30.6 MB). Peak memory consumption was 31.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:12,440 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 119.5 MB. Free memory is still 96.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:34:12,443 INFO L168 Benchmark]: CACSL2BoogieTranslator took 315.77 ms. Allocated memory is still 119.5 MB. Free memory was 79.5 MB in the beginning and 96.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:12,445 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.07 ms. Allocated memory is still 119.5 MB. Free memory was 96.4 MB in the beginning and 94.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:34:12,446 INFO L168 Benchmark]: Boogie Preprocessor took 21.27 ms. Allocated memory is still 119.5 MB. Free memory was 94.9 MB in the beginning and 94.3 MB in the end (delta: 646.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:34:12,454 INFO L168 Benchmark]: RCFGBuilder took 269.28 ms. Allocated memory is still 119.5 MB. Free memory was 93.9 MB in the beginning and 85.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:12,462 INFO L168 Benchmark]: BuchiAutomizer took 2113.18 ms. Allocated memory is still 119.5 MB. Free memory was 85.1 MB in the beginning and 49.7 MB in the end (delta: 35.4 MB). Peak memory consumption was 37.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:34:12,463 INFO L168 Benchmark]: Witness Printer took 4.98 ms. Allocated memory is still 119.5 MB. Free memory was 49.7 MB in the beginning and 49.1 MB in the end (delta: 665.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:34:12,467 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 119.5 MB. Free memory is still 96.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 315.77 ms. Allocated memory is still 119.5 MB. Free memory was 79.5 MB in the beginning and 96.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.07 ms. Allocated memory is still 119.5 MB. Free memory was 96.4 MB in the beginning and 94.9 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.27 ms. Allocated memory is still 119.5 MB. Free memory was 94.9 MB in the beginning and 94.3 MB in the end (delta: 646.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 269.28 ms. Allocated memory is still 119.5 MB. Free memory was 93.9 MB in the beginning and 85.1 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 2113.18 ms. Allocated memory is still 119.5 MB. Free memory was 85.1 MB in the beginning and 49.7 MB in the end (delta: 35.4 MB). Peak memory consumption was 37.6 MB. Max. memory is 16.1 GB. * Witness Printer took 4.98 ms. Allocated memory is still 119.5 MB. Free memory was 49.7 MB in the beginning and 49.1 MB in the end (delta: 665.3 kB). 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function y and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.0s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 4 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/1 HoareTripleCheckerStatistics: 8 SDtfs, 2 SDslu, 3 SDs, 0 SdLazy, 11 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital26 mio100 ax146 hnf100 lsp55 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq176 hnf91 smp76 dnf100 smp100 tf107 neg100 sie107 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 37ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...