./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/or-03.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/or-03.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN --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 00277ccf72fb90e9f1154b3846a8fe2413d51951c560a64fc6920ebe24138841 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 11:22:06,440 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:22:06,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:22:06,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:22:06,496 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:22:06,502 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:22:06,504 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:22:06,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:22:06,508 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:22:06,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:22:06,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:22:06,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:22:06,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:22:06,514 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:22:06,520 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:22:06,523 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:22:06,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:22:06,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:22:06,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:22:06,546 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:22:06,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:22:06,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:22:06,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:22:06,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:22:06,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:22:06,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:22:06,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:22:06,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:22:06,577 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:22:06,578 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:22:06,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:22:06,579 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:22:06,581 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:22:06,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:22:06,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:22:06,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:22:06,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:22:06,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:22:06,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:22:06,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:22:06,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:22:06,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-11-20 11:22:06,639 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:22:06,640 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:22:06,641 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:22:06,641 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:22:06,642 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:22:06,643 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:22:06,643 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:22:06,643 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-11-20 11:22:06,644 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-11-20 11:22:06,644 INFO L138 SettingsManager]: * Use old map elimination=false [2022-11-20 11:22:06,645 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-11-20 11:22:06,645 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-11-20 11:22:06,646 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-11-20 11:22:06,646 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:22:06,646 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:22:06,646 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:22:06,647 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:22:06,647 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-11-20 11:22:06,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-11-20 11:22:06,647 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-11-20 11:22:06,648 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:22:06,648 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-11-20 11:22:06,648 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:22:06,648 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-11-20 11:22:06,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:22:06,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:22:06,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:22:06,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:22:06,653 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-11-20 11:22:06,653 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_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00277ccf72fb90e9f1154b3846a8fe2413d51951c560a64fc6920ebe24138841 [2022-11-20 11:22:07,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:22:07,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:22:07,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:22:07,071 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:22:07,071 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:22:07,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/termination-bwb/or-03.c [2022-11-20 11:22:10,761 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:22:10,997 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:22:10,997 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/sv-benchmarks/c/termination-bwb/or-03.c [2022-11-20 11:22:11,005 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/data/d60a2d98d/25c966f3350f4b8cbffe8379041e22b6/FLAG12e80aae4 [2022-11-20 11:22:11,024 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/data/d60a2d98d/25c966f3350f4b8cbffe8379041e22b6 [2022-11-20 11:22:11,027 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:22:11,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:22:11,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:22:11,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:22:11,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:22:11,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29b4a4aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11, skipping insertion in model container [2022-11-20 11:22:11,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:22:11,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:22:11,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:22:11,284 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:22:11,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:22:11,323 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:22:11,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11 WrapperNode [2022-11-20 11:22:11,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:22:11,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:22:11,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:22:11,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:22:11,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,348 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,372 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 25 [2022-11-20 11:22:11,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:22:11,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:22:11,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:22:11,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:22:11,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,389 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,389 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,407 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,412 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:22:11,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:22:11,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:22:11,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:22:11,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (1/1) ... [2022-11-20 11:22:11,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:11,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:11,467 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:11,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-11-20 11:22:11,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:22:11,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:22:11,605 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:22:11,609 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:22:11,772 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:22:11,787 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:22:11,787 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 11:22:11,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:22:11 BoogieIcfgContainer [2022-11-20 11:22:11,790 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:22:11,793 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-11-20 11:22:11,793 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-11-20 11:22:11,798 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-11-20 11:22:11,799 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:22:11,800 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 11:22:11" (1/3) ... [2022-11-20 11:22:11,803 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@241bd195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 11:22:11, skipping insertion in model container [2022-11-20 11:22:11,803 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:22:11,803 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:22:11" (2/3) ... [2022-11-20 11:22:11,805 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@241bd195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 11:22:11, skipping insertion in model container [2022-11-20 11:22:11,806 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-11-20 11:22:11,806 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:22:11" (3/3) ... [2022-11-20 11:22:11,811 INFO L332 chiAutomizerObserver]: Analyzing ICFG or-03.c [2022-11-20 11:22:11,912 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-11-20 11:22:11,912 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-11-20 11:22:11,913 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-11-20 11:22:11,913 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-11-20 11:22:11,913 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-11-20 11:22:11,913 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-11-20 11:22:11,914 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-11-20 11:22:11,914 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-11-20 11:22:11,919 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:11,942 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 11:22:11,943 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:22:11,943 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:22:11,950 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 11:22:11,951 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-20 11:22:11,951 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-11-20 11:22:11,952 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:11,954 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 11:22:11,954 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:22:11,955 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:22:11,955 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 11:22:11,955 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2022-11-20 11:22:11,965 INFO L748 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 7#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 2#L19-2true [2022-11-20 11:22:11,967 INFO L750 eck$LassoCheckResult]: Loop: 2#L19-2true assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 8#L20true assume 0 == main_~x~0#1 || main_~x~0#1 == 1 + main_~x~0#1;main_#t~nondet2#1 := 1 + main_~x~0#1; 9#L20-4true main_~y~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 2#L19-2true [2022-11-20 11:22:11,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:11,981 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-11-20 11:22:11,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:11,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774626848] [2022-11-20 11:22:11,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:11,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:12,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:12,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:12,147 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:22:12,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:12,155 INFO L85 PathProgramCache]: Analyzing trace with hash 40819, now seen corresponding path program 1 times [2022-11-20 11:22:12,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:12,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1668489391] [2022-11-20 11:22:12,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:12,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:12,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:12,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:22:12,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1668489391] [2022-11-20 11:22:12,338 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1668489391] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:22:12,339 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 11:22:12,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 11:22:12,340 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526256385] [2022-11-20 11:22:12,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:22:12,346 INFO L765 eck$LassoCheckResult]: loop already infeasible [2022-11-20 11:22:12,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:22:12,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:22:12,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 11:22:12,406 INFO L87 Difference]: Start difference. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 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 1.0) internal successors, (3), 2 states have internal predecessors, (3), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:12,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:22:12,433 INFO L93 Difference]: Finished difference Result 10 states and 10 transitions. [2022-11-20 11:22:12,435 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 10 transitions. [2022-11-20 11:22:12,436 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 11:22:12,440 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 6 states and 6 transitions. [2022-11-20 11:22:12,442 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 6 [2022-11-20 11:22:12,442 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2022-11-20 11:22:12,443 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 6 transitions. [2022-11-20 11:22:12,443 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:22:12,444 INFO L218 hiAutomatonCegarLoop]: Abstraction has 6 states and 6 transitions. [2022-11-20 11:22:12,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6 states and 6 transitions. [2022-11-20 11:22:12,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6 to 6. [2022-11-20 11:22:12,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.0) internal successors, (6), 5 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:12,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2022-11-20 11:22:12,478 INFO L240 hiAutomatonCegarLoop]: Abstraction has 6 states and 6 transitions. [2022-11-20 11:22:12,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:22:12,484 INFO L428 stractBuchiCegarLoop]: Abstraction has 6 states and 6 transitions. [2022-11-20 11:22:12,485 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-11-20 11:22:12,485 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 6 transitions. [2022-11-20 11:22:12,485 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2022-11-20 11:22:12,486 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-11-20 11:22:12,486 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-11-20 11:22:12,486 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-11-20 11:22:12,486 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2022-11-20 11:22:12,487 INFO L748 eck$LassoCheckResult]: Stem: 31#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 32#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~nondet2#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 29#L19-2 [2022-11-20 11:22:12,487 INFO L750 eck$LassoCheckResult]: Loop: 29#L19-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 30#L20 assume !(0 == main_~x~0#1 || main_~x~0#1 == 1 + main_~x~0#1); 33#L20-2 assume !(0 == 1 + main_~x~0#1);main_#t~nondet2#1 := ~bitwiseOr(main_~x~0#1, 1 + main_~x~0#1);assume (main_~x~0#1 < 0 || 1 + main_~x~0#1 < 0) || (main_#t~nondet2#1 >= main_~x~0#1 && main_#t~nondet2#1 >= 1 + main_~x~0#1);assume (main_~x~0#1 >= 0 && 1 + main_~x~0#1 >= 0) || main_#t~nondet2#1 < 0;assume (main_~x~0#1 < 0 || 1 + main_~x~0#1 < 0) || main_#t~nondet2#1 <= main_~x~0#1 + (1 + main_~x~0#1); 34#L20-4 main_~y~0#1 := main_#t~nondet2#1;havoc main_#t~nondet2#1;main_~x~0#1 := main_~x~0#1 - main_~y~0#1; 29#L19-2 [2022-11-20 11:22:12,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:12,488 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2022-11-20 11:22:12,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:12,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289357701] [2022-11-20 11:22:12,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:12,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:12,493 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:12,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:12,496 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:22:12,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:12,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1267272, now seen corresponding path program 1 times [2022-11-20 11:22:12,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:12,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995978620] [2022-11-20 11:22:12,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:12,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:12,512 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:12,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:12,522 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:22:12,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:12,523 INFO L85 PathProgramCache]: Analyzing trace with hash 889694474, now seen corresponding path program 1 times [2022-11-20 11:22:12,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:22:12,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264872474] [2022-11-20 11:22:12,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:22:12,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:22:12,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:12,536 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:22:12,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:22:12,546 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:22:12,724 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:22:12,725 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:22:12,725 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:22:12,725 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:22:12,725 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-11-20 11:22:12,725 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:12,726 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:22:12,726 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:22:12,726 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-03.c_Iteration2_Loop [2022-11-20 11:22:12,726 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:22:12,727 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:22:12,783 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:12,871 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:12,939 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:22:12,940 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-11-20 11:22:12,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:12,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:12,963 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:12,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-11-20 11:22:12,973 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-11-20 11:22:12,973 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:22:13,011 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2022-11-20 11:22:13,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:13,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:13,013 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:13,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-11-20 11:22:13,019 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-11-20 11:22:13,019 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-11-20 11:22:13,087 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-11-20 11:22:13,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:13,092 INFO L210 LassoAnalysis]: Preferences: [2022-11-20 11:22:13,093 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-11-20 11:22:13,093 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-11-20 11:22:13,093 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-11-20 11:22:13,093 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-11-20 11:22:13,094 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:13,094 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-11-20 11:22:13,094 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-11-20 11:22:13,094 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-03.c_Iteration2_Loop [2022-11-20 11:22:13,094 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-11-20 11:22:13,094 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-11-20 11:22:13,097 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:13,127 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-11-20 11:22:13,195 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-11-20 11:22:13,202 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-11-20 11:22:13,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:13,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:13,205 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:13,227 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2022-11-20 11:22:13,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-11-20 11:22:13,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-11-20 11:22:13,244 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-11-20 11:22:13,245 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-11-20 11:22:13,245 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-11-20 11:22:13,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-11-20 11:22:13,255 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-11-20 11:22:13,257 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-11-20 11:22:13,275 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-11-20 11:22:13,288 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2022-11-20 11:22:13,288 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 2 variables to zero. [2022-11-20 11:22:13,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-11-20 11:22:13,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:22:13,308 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-11-20 11:22:13,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-11-20 11:22:13,312 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-11-20 11:22:13,312 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-11-20 11:22:13,313 INFO L513 LassoAnalysis]: Proved termination. [2022-11-20 11:22:13,314 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0#1) = 1*ULTIMATE.start_main_~x~0#1 Supporting invariants [] [2022-11-20 11:22:13,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2022-11-20 11:22:13,323 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-11-20 11:22:13,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:22:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:13,388 WARN L261 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:22:13,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:22:13,422 WARN L261 TraceCheckSpWp]: Trace formula consists of 13 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-20 11:22:13,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:22:13,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 11:22:13,549 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2022-11-20 11:22:13,552 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1 Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:13,638 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states and 6 transitions. cyclomatic complexity: 1. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 10 states and 11 transitions. Complement of second has 6 states. [2022-11-20 11:22:13,639 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 [2022-11-20 11:22:13,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-20 11:22:13,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 6 transitions. [2022-11-20 11:22:13,642 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 2 letters. Loop has 4 letters. [2022-11-20 11:22:13,643 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:13,643 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 6 letters. Loop has 4 letters. [2022-11-20 11:22:13,643 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:13,644 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 6 transitions. Stem has 2 letters. Loop has 8 letters. [2022-11-20 11:22:13,644 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-11-20 11:22:13,644 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 11 transitions. [2022-11-20 11:22:13,645 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 11:22:13,645 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 0 states and 0 transitions. [2022-11-20 11:22:13,646 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-11-20 11:22:13,646 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-11-20 11:22:13,646 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-11-20 11:22:13,646 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-20 11:22:13,646 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:22:13,646 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:22:13,647 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 11:22:13,647 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-11-20 11:22:13,647 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-11-20 11:22:13,647 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-11-20 11:22:13,647 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-11-20 11:22:13,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 11:22:13 BoogieIcfgContainer [2022-11-20 11:22:13,657 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-11-20 11:22:13,658 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:22:13,658 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:22:13,658 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:22:13,659 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:22:11" (3/4) ... [2022-11-20 11:22:13,663 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 11:22:13,663 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:22:13,664 INFO L158 Benchmark]: Toolchain (without parser) took 2634.37ms. Allocated memory is still 180.4MB. Free memory was 134.7MB in the beginning and 128.1MB in the end (delta: 6.6MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-11-20 11:22:13,665 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 82.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:22:13,665 INFO L158 Benchmark]: CACSL2BoogieTranslator took 294.37ms. Allocated memory is still 180.4MB. Free memory was 134.7MB in the beginning and 125.4MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 11:22:13,666 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.05ms. Allocated memory is still 180.4MB. Free memory was 125.4MB in the beginning and 124.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:22:13,667 INFO L158 Benchmark]: Boogie Preprocessor took 37.46ms. Allocated memory is still 180.4MB. Free memory was 124.1MB in the beginning and 123.3MB in the end (delta: 817.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:22:13,667 INFO L158 Benchmark]: RCFGBuilder took 376.66ms. Allocated memory is still 180.4MB. Free memory was 123.3MB in the beginning and 114.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 11:22:13,668 INFO L158 Benchmark]: BuchiAutomizer took 1864.73ms. Allocated memory is still 180.4MB. Free memory was 113.7MB in the beginning and 128.1MB in the end (delta: -14.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:22:13,669 INFO L158 Benchmark]: Witness Printer took 5.12ms. Allocated memory is still 180.4MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:22:13,672 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory was 82.7MB in the beginning and 82.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 294.37ms. Allocated memory is still 180.4MB. Free memory was 134.7MB in the beginning and 125.4MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.05ms. Allocated memory is still 180.4MB. Free memory was 125.4MB in the beginning and 124.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.46ms. Allocated memory is still 180.4MB. Free memory was 124.1MB in the beginning and 123.3MB in the end (delta: 817.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 376.66ms. Allocated memory is still 180.4MB. Free memory was 123.3MB in the beginning and 114.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1864.73ms. Allocated memory is still 180.4MB. Free memory was 113.7MB in the beginning and 128.1MB in the end (delta: -14.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.12ms. Allocated memory is still 180.4MB. Free memory is still 128.1MB. 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x 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 1.7s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.2s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. 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 -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 9 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI1 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital25 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq124 hnf96 smp100 dnf100 smp100 tf106 neg100 sie106 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 110ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-11-20 11:22:13,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-11-20 11:22:13,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21624537-fadc-430b-871e-e5575ca46d00/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE