./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-dietlibc/atoll.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-dietlibc/atoll.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa --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 1849c06b179083c369313cf272270b67fc1636c9c7866b3ad84df4b97e6276ed --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 21:05:29,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 21:05:29,382 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 21:05:29,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 21:05:29,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 21:05:29,405 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 21:05:29,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 21:05:29,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 21:05:29,410 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 21:05:29,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 21:05:29,412 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 21:05:29,413 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 21:05:29,413 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 21:05:29,414 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 21:05:29,415 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 21:05:29,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 21:05:29,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 21:05:29,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 21:05:29,419 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 21:05:29,421 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 21:05:29,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 21:05:29,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 21:05:29,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 21:05:29,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 21:05:29,428 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 21:05:29,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 21:05:29,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 21:05:29,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 21:05:29,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 21:05:29,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 21:05:29,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 21:05:29,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 21:05:29,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 21:05:29,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 21:05:29,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 21:05:29,434 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 21:05:29,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 21:05:29,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 21:05:29,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 21:05:29,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 21:05:29,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 21:05:29,437 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-12-06 21:05:29,456 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 21:05:29,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 21:05:29,457 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 21:05:29,457 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 21:05:29,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 21:05:29,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 21:05:29,458 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 21:05:29,458 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-12-06 21:05:29,458 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-12-06 21:05:29,458 INFO L138 SettingsManager]: * Use old map elimination=false [2021-12-06 21:05:29,458 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-12-06 21:05:29,458 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-12-06 21:05:29,458 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-12-06 21:05:29,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 21:05:29,459 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-06 21:05:29,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 21:05:29,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 21:05:29,459 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-12-06 21:05:29,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-12-06 21:05:29,459 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-12-06 21:05:29,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 21:05:29,459 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-12-06 21:05:29,460 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 21:05:29,460 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-12-06 21:05:29,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 21:05:29,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 21:05:29,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 21:05:29,460 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 21:05:29,460 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 21:05:29,461 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-12-06 21:05:29,461 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_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1849c06b179083c369313cf272270b67fc1636c9c7866b3ad84df4b97e6276ed [2021-12-06 21:05:29,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 21:05:29,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 21:05:29,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 21:05:29,672 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 21:05:29,673 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 21:05:29,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/termination-dietlibc/atoll.i [2021-12-06 21:05:29,717 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/data/6331f7a4d/efee3a0fab3d4b438d4ff302da3eac98/FLAGb67de3651 [2021-12-06 21:05:30,121 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 21:05:30,122 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/sv-benchmarks/c/termination-dietlibc/atoll.i [2021-12-06 21:05:30,133 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/data/6331f7a4d/efee3a0fab3d4b438d4ff302da3eac98/FLAGb67de3651 [2021-12-06 21:05:30,142 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/data/6331f7a4d/efee3a0fab3d4b438d4ff302da3eac98 [2021-12-06 21:05:30,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 21:05:30,145 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 21:05:30,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 21:05:30,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 21:05:30,149 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 21:05:30,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1403231d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30, skipping insertion in model container [2021-12-06 21:05:30,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 21:05:30,179 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 21:05:30,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:05:30,383 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 21:05:30,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:05:30,429 INFO L208 MainTranslator]: Completed translation [2021-12-06 21:05:30,429 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30 WrapperNode [2021-12-06 21:05:30,429 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 21:05:30,430 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 21:05:30,430 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 21:05:30,430 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 21:05:30,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,468 INFO L137 Inliner]: procedures = 112, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 73 [2021-12-06 21:05:30,468 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 21:05:30,469 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 21:05:30,469 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 21:05:30,469 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 21:05:30,475 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 21:05:30,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 21:05:30,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 21:05:30,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 21:05:30,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (1/1) ... [2021-12-06 21:05:30,496 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 21:05:30,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:05:30,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 21:05:30,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-12-06 21:05:30,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 21:05:30,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 21:05:30,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 21:05:30,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 21:05:30,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 21:05:30,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 21:05:30,619 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 21:05:30,620 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 21:05:30,719 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 21:05:30,724 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 21:05:30,724 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-06 21:05:30,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:05:30 BoogieIcfgContainer [2021-12-06 21:05:30,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 21:05:30,726 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-12-06 21:05:30,726 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-12-06 21:05:30,728 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-12-06 21:05:30,729 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 21:05:30,729 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.12 09:05:30" (1/3) ... [2021-12-06 21:05:30,730 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30c22016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 09:05:30, skipping insertion in model container [2021-12-06 21:05:30,730 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 21:05:30,730 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:05:30" (2/3) ... [2021-12-06 21:05:30,730 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@30c22016 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.12 09:05:30, skipping insertion in model container [2021-12-06 21:05:30,730 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-12-06 21:05:30,730 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:05:30" (3/3) ... [2021-12-06 21:05:30,731 INFO L388 chiAutomizerObserver]: Analyzing ICFG atoll.i [2021-12-06 21:05:30,761 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-12-06 21:05:30,761 INFO L360 BuchiCegarLoop]: Hoare is false [2021-12-06 21:05:30,761 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-12-06 21:05:30,761 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-12-06 21:05:30,761 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-12-06 21:05:30,761 INFO L364 BuchiCegarLoop]: Difference is false [2021-12-06 21:05:30,761 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-12-06 21:05:30,761 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-12-06 21:05:30,771 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) [2021-12-06 21:05:30,785 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-06 21:05:30,785 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 21:05:30,786 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 21:05:30,790 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-06 21:05:30,790 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 21:05:30,790 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-12-06 21:05:30,790 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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) [2021-12-06 21:05:30,792 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 5 [2021-12-06 21:05:30,792 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-12-06 21:05:30,792 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-12-06 21:05:30,793 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-12-06 21:05:30,793 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-12-06 21:05:30,798 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet13#1, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~ret15#1, main_~in_len~0#1, main_~in~0#1.base, main_~in~0#1.offset;main_~in_len~0#1 := main_#t~nondet13#1;havoc main_#t~nondet13#1; 11#L521true assume !(main_~in_len~0#1 < 1);call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~in_len~0#1);main_~in~0#1.base, main_~in~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call write~int(0, main_~in~0#1.base, main_~in~0#1.offset + (main_~in_len~0#1 - 1), 1);assume { :begin_inline_atoll } true;atoll_#in~s#1.base, atoll_#in~s#1.offset := main_~in~0#1.base, main_~in~0#1.offset;havoc atoll_#res#1;havoc atoll_#t~pre3#1.base, atoll_#t~pre3#1.offset, atoll_#t~mem2#1, atoll_#t~mem4#1, atoll_#t~switch5#1, atoll_#t~pre6#1.base, atoll_#t~pre6#1.offset, atoll_#t~mem10#1, atoll_#t~pre11#1.base, atoll_#t~pre11#1.offset, atoll_#t~mem7#1, atoll_#t~mem8#1, atoll_#t~short9#1, atoll_#t~ite12#1, atoll_~s#1.base, atoll_~s#1.offset, atoll_~v~0#1, atoll_~sign~0#1;atoll_~s#1.base, atoll_~s#1.offset := atoll_#in~s#1.base, atoll_#in~s#1.offset;atoll_~v~0#1 := 0;atoll_~sign~0#1 := 1; 15#L509-3true [2021-12-06 21:05:30,798 INFO L793 eck$LassoCheckResult]: Loop: 15#L509-3true call atoll_#t~mem2#1 := read~int(atoll_~s#1.base, atoll_~s#1.offset, 1); 18#L509-1true assume !!(32 == atoll_#t~mem2#1);havoc atoll_#t~mem2#1;atoll_#t~pre3#1.base, atoll_#t~pre3#1.offset := atoll_~s#1.base, 1 + atoll_~s#1.offset;atoll_~s#1.base, atoll_~s#1.offset := atoll_~s#1.base, 1 + atoll_~s#1.offset;havoc atoll_#t~pre3#1.base, atoll_#t~pre3#1.offset; 15#L509-3true [2021-12-06 21:05:30,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:05:30,802 INFO L85 PathProgramCache]: Analyzing trace with hash 29860, now seen corresponding path program 1 times [2021-12-06 21:05:30,809 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:05:30,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933325003] [2021-12-06 21:05:30,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:05:30,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:05:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 21:05:30,895 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 21:05:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 21:05:30,926 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 21:05:30,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:05:30,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1350, now seen corresponding path program 1 times [2021-12-06 21:05:30,929 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:05:30,929 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892708255] [2021-12-06 21:05:30,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:05:30,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:05:30,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 21:05:30,935 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 21:05:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 21:05:30,941 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 21:05:30,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:05:30,942 INFO L85 PathProgramCache]: Analyzing trace with hash 28695849, now seen corresponding path program 1 times [2021-12-06 21:05:30,943 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:05:30,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [808968352] [2021-12-06 21:05:30,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:05:30,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:05:30,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 21:05:30,964 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 21:05:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 21:05:30,982 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 21:05:31,228 INFO L210 LassoAnalysis]: Preferences: [2021-12-06 21:05:31,228 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-12-06 21:05:31,228 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-12-06 21:05:31,229 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-12-06 21:05:31,229 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-12-06 21:05:31,229 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 21:05:31,229 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-12-06 21:05:31,229 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-12-06 21:05:31,229 INFO L133 ssoRankerPreferences]: Filename of dumped script: atoll.i_Iteration1_Lasso [2021-12-06 21:05:31,229 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-12-06 21:05:31,229 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-12-06 21:05:31,245 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,345 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,347 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,349 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,350 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,352 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,353 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,354 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,356 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,357 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,359 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,360 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,361 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,362 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,363 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,365 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,367 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,368 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,369 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,371 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,373 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-12-06 21:05:31,527 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-12-06 21:05:31,530 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-12-06 21:05:31,532 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 21:05:31,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:05:31,533 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 21:05:31,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-12-06 21:05:31,534 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 21:05:31,542 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 21:05:31,542 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-12-06 21:05:31,542 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 21:05:31,542 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 21:05:31,542 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 21:05:31,544 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-12-06 21:05:31,544 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-12-06 21:05:31,545 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 21:05:31,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-12-06 21:05:31,566 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 21:05:31,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:05:31,567 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 21:05:31,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-12-06 21:05:31,568 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 [2021-12-06 21:05:31,576 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 21:05:31,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 21:05:31,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 21:05:31,576 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 21:05:31,584 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 21:05:31,584 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 21:05:31,591 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-12-06 21:05:31,611 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2021-12-06 21:05:31,611 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 21:05:31,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:05:31,612 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 21:05:31,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-12-06 21:05:31,613 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-12-06 21:05:31,620 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-12-06 21:05:31,621 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-12-06 21:05:31,621 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-12-06 21:05:31,621 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-12-06 21:05:31,628 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-12-06 21:05:31,629 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-12-06 21:05:31,639 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-12-06 21:05:31,667 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2021-12-06 21:05:31,667 INFO L444 ModelExtractionUtils]: 8 out of 25 variables were initially zero. Simplification set additionally 12 variables to zero. [2021-12-06 21:05:31,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-12-06 21:05:31,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:05:31,669 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-12-06 21:05:31,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-12-06 21:05:31,682 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-12-06 21:05:31,691 INFO L438 nArgumentSynthesizer]: Removed 1 redundant supporting invariants from a total of 2. [2021-12-06 21:05:31,691 INFO L513 LassoAnalysis]: Proved termination. [2021-12-06 21:05:31,692 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_atoll_~s#1.offset, ULTIMATE.start_main_~in_len~0#1) = -1*ULTIMATE.start_atoll_~s#1.offset + 1*ULTIMATE.start_main_~in_len~0#1 Supporting invariants [-1*v_rep(select #length ULTIMATE.start_atoll_~s#1.base)_1 + 1*ULTIMATE.start_main_~in_len~0#1 >= 0] [2021-12-06 21:05:31,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2021-12-06 21:05:31,733 INFO L297 tatePredicateManager]: 4 out of 5 supporting invariants were superfluous and have been removed [2021-12-06 21:05:31,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:05:31,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:05:31,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 10 conjunts are in the unsatisfiable core [2021-12-06 21:05:31,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 21:05:31,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:05:31,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 21:05:31,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 21:05:31,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-06 21:05:31,830 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 [2021-12-06 21:05:31,831 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2021-12-06 21:05:31,890 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 19 states, 18 states have (on average 1.5) internal successors, (27), 18 states have internal predecessors, (27), 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 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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 57 states and 79 transitions. Complement of second has 7 states. [2021-12-06 21:05:31,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-12-06 21:05:31,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 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) [2021-12-06 21:05:31,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 53 transitions. [2021-12-06 21:05:31,896 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 3 letters. Loop has 2 letters. [2021-12-06 21:05:31,897 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 21:05:31,897 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 5 letters. Loop has 2 letters. [2021-12-06 21:05:31,897 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 21:05:31,897 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 53 transitions. Stem has 3 letters. Loop has 4 letters. [2021-12-06 21:05:31,897 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-12-06 21:05:31,898 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 57 states and 79 transitions. [2021-12-06 21:05:31,901 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 21:05:31,902 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 57 states to 0 states and 0 transitions. [2021-12-06 21:05:31,903 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-12-06 21:05:31,903 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-12-06 21:05:31,903 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-12-06 21:05:31,903 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-12-06 21:05:31,903 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 21:05:31,904 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 21:05:31,904 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 21:05:31,904 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-12-06 21:05:31,904 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-12-06 21:05:31,904 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-12-06 21:05:31,904 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-12-06 21:05:31,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.12 09:05:31 BoogieIcfgContainer [2021-12-06 21:05:31,909 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-12-06 21:05:31,909 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 21:05:31,909 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 21:05:31,909 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 21:05:31,910 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:05:30" (3/4) ... [2021-12-06 21:05:31,912 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 21:05:31,912 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 21:05:31,912 INFO L158 Benchmark]: Toolchain (without parser) took 1766.82ms. Allocated memory is still 121.6MB. Free memory was 81.3MB in the beginning and 42.6MB in the end (delta: 38.7MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-12-06 21:05:31,913 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 21:05:31,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.80ms. Allocated memory is still 121.6MB. Free memory was 81.2MB in the beginning and 90.9MB in the end (delta: -9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 21:05:31,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.22ms. Allocated memory is still 121.6MB. Free memory was 90.9MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-06 21:05:31,914 INFO L158 Benchmark]: Boogie Preprocessor took 18.73ms. Allocated memory is still 121.6MB. Free memory was 89.3MB in the beginning and 87.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 21:05:31,914 INFO L158 Benchmark]: RCFGBuilder took 237.30ms. Allocated memory is still 121.6MB. Free memory was 87.8MB in the beginning and 77.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 21:05:31,915 INFO L158 Benchmark]: BuchiAutomizer took 1182.80ms. Allocated memory is still 121.6MB. Free memory was 76.7MB in the beginning and 43.2MB in the end (delta: 33.5MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2021-12-06 21:05:31,915 INFO L158 Benchmark]: Witness Printer took 2.70ms. Allocated memory is still 121.6MB. Free memory was 43.2MB in the beginning and 42.6MB in the end (delta: 634.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 21:05:31,918 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 98.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.80ms. Allocated memory is still 121.6MB. Free memory was 81.2MB in the beginning and 90.9MB in the end (delta: -9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.22ms. Allocated memory is still 121.6MB. Free memory was 90.9MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.73ms. Allocated memory is still 121.6MB. Free memory was 89.3MB in the beginning and 87.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 237.30ms. Allocated memory is still 121.6MB. Free memory was 87.8MB in the beginning and 77.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 1182.80ms. Allocated memory is still 121.6MB. Free memory was 76.7MB in the beginning and 43.2MB in the end (delta: 33.5MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. * Witness Printer took 2.70ms. Allocated memory is still 121.6MB. Free memory was 43.2MB in the beginning and 42.6MB in the end (delta: 634.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function in_len + -1 * s and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.1s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. 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: 0 mSolverCounterUnknown, 42 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 42 mSDsluCounter, 35 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 15 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 20 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital112 mio100 ax100 hnf100 lsp89 ukn94 mio100 lsp46 div100 bol100 ite100 ukn100 eq186 hnf89 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 26ms VariablesStem: 5 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-12-06 21:05:31,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-12-06 21:05:32,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_828f786c-78bb-4515-b429-358fa824501e/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE