./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-bwb/or-05-false.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-bwb/or-05-false.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0 --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 2db05564a6b3f70a862f7a892729880defdb4a2ce3f9d3600401677ac4c0cccc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:25:02,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:25:02,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:25:02,354 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:25:02,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:25:02,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:25:02,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:25:02,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:25:02,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:25:02,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:25:02,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:25:02,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:25:02,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:25:02,376 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:25:02,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:25:02,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:25:02,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:25:02,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:25:02,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:25:02,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:25:02,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:25:02,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:25:02,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:25:02,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:25:02,424 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:25:02,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:25:02,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:25:02,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:25:02,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:25:02,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:25:02,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:25:02,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:25:02,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:25:02,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:25:02,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:25:02,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:25:02,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:25:02,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:25:02,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:25:02,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:25:02,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:25:02,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-64bit-Automizer_Default.epf [2021-11-22 15:25:02,496 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:25:02,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:25:02,501 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:25:02,501 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:25:02,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:25:02,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:25:02,503 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:25:02,504 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-22 15:25:02,504 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-22 15:25:02,504 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-22 15:25:02,506 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-22 15:25:02,506 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-22 15:25:02,506 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-22 15:25:02,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:25:02,507 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 15:25:02,507 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:25:02,507 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:25:02,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-22 15:25:02,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-22 15:25:02,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-22 15:25:02,509 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:25:02,509 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-22 15:25:02,509 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:25:02,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-22 15:25:02,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:25:02,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:25:02,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:25:02,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:25:02,513 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:25:02,514 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-22 15:25:02,514 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_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2db05564a6b3f70a862f7a892729880defdb4a2ce3f9d3600401677ac4c0cccc [2021-11-22 15:25:02,812 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:25:02,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:25:02,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:25:02,852 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:25:02,854 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:25:02,856 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/termination-bwb/or-05-false.c [2021-11-22 15:25:02,968 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/data/2fb07bba1/d47d37947fcd4433bed09ac3bd58455b/FLAG2e6e3832e [2021-11-22 15:25:03,594 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:25:03,595 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/sv-benchmarks/c/termination-bwb/or-05-false.c [2021-11-22 15:25:03,602 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/data/2fb07bba1/d47d37947fcd4433bed09ac3bd58455b/FLAG2e6e3832e [2021-11-22 15:25:03,956 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/data/2fb07bba1/d47d37947fcd4433bed09ac3bd58455b [2021-11-22 15:25:03,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:25:03,961 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:25:03,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:25:03,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:25:03,971 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:25:03,972 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:25:03" (1/1) ... [2021-11-22 15:25:03,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b92189 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:03, skipping insertion in model container [2021-11-22 15:25:03,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:25:03" (1/1) ... [2021-11-22 15:25:03,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:25:04,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:25:04,196 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:25:04,201 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:25:04,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:25:04,242 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:25:04,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04 WrapperNode [2021-11-22 15:25:04,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:25:04,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:25:04,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:25:04,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:25:04,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,280 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18 [2021-11-22 15:25:04,281 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:25:04,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:25:04,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:25:04,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:25:04,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,294 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,299 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,300 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:25:04,301 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:25:04,301 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:25:04,301 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:25:04,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (1/1) ... [2021-11-22 15:25:04,312 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:04,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:04,350 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:04,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-22 15:25:04,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:25:04,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:25:04,472 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:25:04,475 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:25:04,562 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:25:04,570 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:25:04,570 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 15:25:04,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:25:04 BoogieIcfgContainer [2021-11-22 15:25:04,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:25:04,573 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-22 15:25:04,573 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-22 15:25:04,586 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-22 15:25:04,587 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:25:04,587 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 03:25:03" (1/3) ... [2021-11-22 15:25:04,589 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c305222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 03:25:04, skipping insertion in model container [2021-11-22 15:25:04,589 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:25:04,590 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:25:04" (2/3) ... [2021-11-22 15:25:04,590 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3c305222 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 03:25:04, skipping insertion in model container [2021-11-22 15:25:04,590 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:25:04,590 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:25:04" (3/3) ... [2021-11-22 15:25:04,592 INFO L388 chiAutomizerObserver]: Analyzing ICFG or-05-false.c [2021-11-22 15:25:04,653 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-22 15:25:04,653 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-22 15:25:04,653 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-22 15:25:04,653 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-22 15:25:04,653 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-22 15:25:04,654 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-22 15:25:04,654 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-22 15:25:04,654 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-22 15:25:04,671 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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) [2021-11-22 15:25:04,692 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-22 15:25:04,693 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:25:04,693 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:25:04,699 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-22 15:25:04,699 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-22 15:25:04,700 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-22 15:25:04,700 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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) [2021-11-22 15:25:04,701 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-22 15:25:04,701 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:25:04,701 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:25:04,702 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-22 15:25:04,702 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-22 15:25:04,710 INFO L791 eck$LassoCheckResult]: Stem: 5#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#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 := 0; 6#L20-2true [2021-11-22 15:25:04,710 INFO L793 eck$LassoCheckResult]: Loop: 6#L20-2true assume !!(main_~x~0#1 > 0); 9#L20true assume !(1 == main_~y~0#1);main_~y~0#1 := 1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 6#L20-2true [2021-11-22 15:25:04,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:04,718 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-22 15:25:04,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:04,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358650116] [2021-11-22 15:25:04,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:04,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:04,817 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:25:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:04,868 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:25:04,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:04,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1318, now seen corresponding path program 1 times [2021-11-22 15:25:04,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:04,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385295380] [2021-11-22 15:25:04,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:04,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:04,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:04,914 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:25:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:04,924 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:25:04,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:04,926 INFO L85 PathProgramCache]: Analyzing trace with hash 925800, now seen corresponding path program 1 times [2021-11-22 15:25:04,927 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:04,927 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984131007] [2021-11-22 15:25:04,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:04,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:04,943 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:25:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:04,962 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:25:05,126 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:25:05,127 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:25:05,127 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:25:05,127 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:25:05,128 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:25:05,128 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:05,128 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:25:05,128 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:25:05,128 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Loop [2021-11-22 15:25:05,129 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:25:05,129 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:25:05,165 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:25:05,339 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:25:05,340 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:25:05,342 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:05,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:05,345 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:05,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-22 15:25:05,375 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:25:05,376 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:25:05,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:05,491 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:05,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:05,503 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:05,506 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:25:05,506 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:25:05,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-22 15:25:05,629 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:25:05,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:05,638 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:25:05,638 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:25:05,638 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:25:05,638 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:25:05,638 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:25:05,639 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:05,639 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:25:05,639 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:25:05,639 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Loop [2021-11-22 15:25:05,639 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:25:05,639 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:25:05,641 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:25:05,754 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:25:05,760 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:25:05,762 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:05,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:05,763 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:05,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-22 15:25:05,773 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 [2021-11-22 15:25:05,787 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:25:05,787 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:25:05,788 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:05,788 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:25:05,788 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:25:05,802 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2021-11-22 15:25:05,802 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:25:05,819 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:25:05,854 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:05,854 INFO L490 LassoAnalysis]: Using template '2-nested'. [2021-11-22 15:25:05,855 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:05,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:05,857 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:05,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-22 15:25:05,866 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 [2021-11-22 15:25:05,880 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:25:05,880 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:25:05,881 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:05,881 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:25:05,881 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:25:05,896 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:25:05,896 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:25:05,914 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:25:05,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:05,955 INFO L490 LassoAnalysis]: Using template '3-nested'. [2021-11-22 15:25:05,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:05,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:05,958 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:05,971 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 [2021-11-22 15:25:05,983 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:25:05,983 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:25:05,983 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:05,984 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:25:05,984 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:25:05,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-22 15:25:05,998 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-22 15:25:05,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:25:06,016 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:25:06,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:06,065 INFO L490 LassoAnalysis]: Using template '4-nested'. [2021-11-22 15:25:06,066 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:06,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:06,069 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:06,079 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 [2021-11-22 15:25:06,091 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:25:06,091 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:25:06,092 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:06,092 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:25:06,092 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:25:06,121 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-11-22 15:25:06,121 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:25:06,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-22 15:25:06,142 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:25:06,182 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-11-22 15:25:06,183 INFO L490 LassoAnalysis]: Using template '2-phase'. [2021-11-22 15:25:06,183 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:06,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:06,184 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:06,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-22 15:25:06,186 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 [2021-11-22 15:25:06,196 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:25:06,196 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:25:06,196 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:25:06,197 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:06,197 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:25:06,197 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2021-11-22 15:25:06,205 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:25:06,206 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:25:06,234 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:25:06,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:06,278 INFO L490 LassoAnalysis]: Using template '3-phase'. [2021-11-22 15:25:06,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:06,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:06,282 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:06,291 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:25:06,303 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:25:06,304 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2021-11-22 15:25:06,304 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:25:06,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:06,304 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:25:06,304 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:25:06,317 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-22 15:25:06,317 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:25:06,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-22 15:25:06,372 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:25:06,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:06,418 INFO L490 LassoAnalysis]: Using template '4-phase'. [2021-11-22 15:25:06,418 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:06,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:06,420 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:06,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-22 15:25:06,431 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:25:06,443 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:25:06,443 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:25:06,443 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:25:06,443 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:06,443 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:25:06,444 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2021-11-22 15:25:06,462 INFO L401 nArgumentSynthesizer]: We have 10 Motzkin's Theorem applications. [2021-11-22 15:25:06,463 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:25:06,538 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:25:06,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:06,582 INFO L490 LassoAnalysis]: Using template '2-lex'. [2021-11-22 15:25:06,582 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:06,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:06,584 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:06,599 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 [2021-11-22 15:25:06,610 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:25:06,610 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2021-11-22 15:25:06,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:25:06,611 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:06,611 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:25:06,611 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2021-11-22 15:25:06,619 INFO L401 nArgumentSynthesizer]: We have 8 Motzkin's Theorem applications. [2021-11-22 15:25:06,619 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:25:06,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-22 15:25:06,642 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:25:06,686 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:06,687 INFO L490 LassoAnalysis]: Using template '3-lex'. [2021-11-22 15:25:06,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:06,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:06,688 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:06,695 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 [2021-11-22 15:25:06,707 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2021-11-22 15:25:06,707 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2021-11-22 15:25:06,707 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:25:06,708 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:06,708 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:25:06,708 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2021-11-22 15:25:06,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-22 15:25:06,723 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2021-11-22 15:25:06,724 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:25:06,756 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:25:06,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:06,812 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:25:06,812 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:25:06,812 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:25:06,813 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:25:06,813 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:25:06,813 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:06,813 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:25:06,813 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:25:06,813 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Lasso [2021-11-22 15:25:06,813 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:25:06,814 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:25:06,815 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:25:06,833 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:25:06,842 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:25:06,934 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:25:06,934 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:25:06,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:06,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:06,938 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:06,947 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:25:06,947 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:25:06,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-22 15:25:06,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:06,991 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:06,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:06,992 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:06,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-22 15:25:06,994 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:25:06,994 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:25:07,062 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:25:07,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:07,068 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:25:07,068 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:25:07,068 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:25:07,068 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:25:07,069 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:25:07,069 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:07,069 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:25:07,069 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:25:07,069 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-05-false.c_Iteration1_Lasso [2021-11-22 15:25:07,069 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:25:07,069 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:25:07,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:25:07,079 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:25:07,095 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:25:07,179 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:25:07,179 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:25:07,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:07,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:07,181 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:07,195 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 [2021-11-22 15:25:07,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-22 15:25:07,205 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:25:07,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:25:07,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:07,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:25:07,206 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:25:07,207 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:25:07,207 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:25:07,222 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:25:07,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:07,251 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:07,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:07,251 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:07,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-22 15:25:07,277 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 [2021-11-22 15:25:07,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:25:07,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:25:07,289 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:25:07,289 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:25:07,305 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-22 15:25:07,305 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:25:07,333 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-22 15:25:07,418 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-11-22 15:25:07,418 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 4 variables to zero. [2021-11-22 15:25:07,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:25:07,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:25:07,423 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:25:07,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-22 15:25:07,452 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-22 15:25:07,495 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-11-22 15:25:07,495 INFO L513 LassoAnalysis]: Proved termination. [2021-11-22 15:25:07,496 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = -1*ULTIMATE.start_main_~y~0#1 + 2 Supporting invariants [-1*ULTIMATE.start_main_~y~0#1 + 1 >= 0] [2021-11-22 15:25:07,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-22 15:25:07,545 INFO L297 tatePredicateManager]: 0 out of 1 supporting invariants were superfluous and have been removed [2021-11-22 15:25:07,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:07,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:07,596 WARN L261 TraceCheckSpWp]: Trace formula consists of 5 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 15:25:07,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:25:07,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:07,612 WARN L261 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 15:25:07,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:25:07,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:07,669 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2021-11-22 15:25:07,671 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-11-22 15:25:07,741 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 7 states have internal predecessors, (10), 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 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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 22 states and 31 transitions. Complement of second has 5 states. [2021-11-22 15:25:07,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2021-11-22 15:25:07,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 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) [2021-11-22 15:25:07,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 16 transitions. [2021-11-22 15:25:07,755 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 2 letters. Loop has 2 letters. [2021-11-22 15:25:07,757 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:25:07,757 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 4 letters. Loop has 2 letters. [2021-11-22 15:25:07,758 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:25:07,758 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 16 transitions. Stem has 2 letters. Loop has 4 letters. [2021-11-22 15:25:07,758 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:25:07,759 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 22 states and 31 transitions. [2021-11-22 15:25:07,766 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-22 15:25:07,773 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 22 states to 9 states and 12 transitions. [2021-11-22 15:25:07,775 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2021-11-22 15:25:07,775 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2021-11-22 15:25:07,776 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 12 transitions. [2021-11-22 15:25:07,776 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 15:25:07,776 INFO L681 BuchiCegarLoop]: Abstraction has 9 states and 12 transitions. [2021-11-22 15:25:07,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 12 transitions. [2021-11-22 15:25:07,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2021-11-22 15:25:07,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 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) [2021-11-22 15:25:07,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 11 transitions. [2021-11-22 15:25:07,809 INFO L704 BuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2021-11-22 15:25:07,809 INFO L587 BuchiCegarLoop]: Abstraction has 8 states and 11 transitions. [2021-11-22 15:25:07,809 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-22 15:25:07,809 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states and 11 transitions. [2021-11-22 15:25:07,810 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-22 15:25:07,813 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:25:07,813 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:25:07,814 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1] [2021-11-22 15:25:07,814 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-22 15:25:07,814 INFO L791 eck$LassoCheckResult]: Stem: 74#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 75#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#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 := 0; 80#L20-2 assume !!(main_~x~0#1 > 0); 77#L20 [2021-11-22 15:25:07,814 INFO L793 eck$LassoCheckResult]: Loop: 77#L20 assume 1 == main_~y~0#1;main_~x~0#1 := ~bitwiseOr(main_~y~0#1, 1 + main_~y~0#1);main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 76#L20-2 assume !!(main_~x~0#1 > 0); 77#L20 [2021-11-22 15:25:07,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:07,816 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2021-11-22 15:25:07,816 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:07,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343738588] [2021-11-22 15:25:07,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:07,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:07,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:07,826 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:25:07,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:07,832 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:25:07,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:07,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1406, now seen corresponding path program 1 times [2021-11-22 15:25:07,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:07,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425797110] [2021-11-22 15:25:07,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:07,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:07,844 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:25:07,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:07,851 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:25:07,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:07,852 INFO L85 PathProgramCache]: Analyzing trace with hash 28699749, now seen corresponding path program 1 times [2021-11-22 15:25:07,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:07,853 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255835354] [2021-11-22 15:25:07,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:07,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:07,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:25:07,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:25:07,911 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 15:25:07,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255835354] [2021-11-22 15:25:07,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255835354] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 15:25:07,918 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 15:25:07,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-22 15:25:07,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268649274] [2021-11-22 15:25:07,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 15:25:07,946 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 15:25:07,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-22 15:25:07,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-22 15:25:07,950 INFO L87 Difference]: Start difference. First operand 8 states and 11 transitions. cyclomatic complexity: 5 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) [2021-11-22 15:25:07,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-22 15:25:07,960 INFO L93 Difference]: Finished difference Result 10 states and 12 transitions. [2021-11-22 15:25:07,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-22 15:25:07,962 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 10 states and 12 transitions. [2021-11-22 15:25:07,965 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-22 15:25:07,965 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 10 states to 9 states and 11 transitions. [2021-11-22 15:25:07,965 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2021-11-22 15:25:07,965 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 5 [2021-11-22 15:25:07,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 9 states and 11 transitions. [2021-11-22 15:25:07,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 15:25:07,966 INFO L681 BuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2021-11-22 15:25:07,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states and 11 transitions. [2021-11-22 15:25:07,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-11-22 15:25:07,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 9 states have (on average 1.2222222222222223) internal successors, (11), 8 states have internal predecessors, (11), 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) [2021-11-22 15:25:07,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 11 transitions. [2021-11-22 15:25:07,969 INFO L704 BuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2021-11-22 15:25:07,969 INFO L587 BuchiCegarLoop]: Abstraction has 9 states and 11 transitions. [2021-11-22 15:25:07,970 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-22 15:25:07,970 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 9 states and 11 transitions. [2021-11-22 15:25:07,972 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-22 15:25:07,972 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:25:07,972 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:25:07,973 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 1, 1, 1] [2021-11-22 15:25:07,973 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-22 15:25:07,974 INFO L791 eck$LassoCheckResult]: Stem: 100#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true; 101#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#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 := 0; 102#L20-2 assume !!(main_~x~0#1 > 0); 103#L20 assume !(1 == main_~y~0#1);main_~y~0#1 := 1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 108#L20-2 assume !!(main_~x~0#1 > 0); 106#L20 [2021-11-22 15:25:07,974 INFO L793 eck$LassoCheckResult]: Loop: 106#L20 assume 1 == main_~y~0#1;main_~x~0#1 := ~bitwiseOr(main_~y~0#1, 1 + main_~y~0#1);main_~x~0#1 := main_~x~0#1 + main_~y~0#1; 107#L20-2 assume !!(main_~x~0#1 > 0); 106#L20 [2021-11-22 15:25:07,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:07,975 INFO L85 PathProgramCache]: Analyzing trace with hash 28699811, now seen corresponding path program 2 times [2021-11-22 15:25:07,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:07,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442268468] [2021-11-22 15:25:07,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:07,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:07,993 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:25:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:07,998 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:25:07,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:07,999 INFO L85 PathProgramCache]: Analyzing trace with hash 1406, now seen corresponding path program 2 times [2021-11-22 15:25:07,999 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:08,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142724339] [2021-11-22 15:25:08,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:08,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:08,005 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:25:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:08,014 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:25:08,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:25:08,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1810715040, now seen corresponding path program 1 times [2021-11-22 15:25:08,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:25:08,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314798995] [2021-11-22 15:25:08,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:25:08,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:25:08,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:08,022 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:25:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:25:08,028 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:25:08,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 03:25:08 BoogieIcfgContainer [2021-11-22 15:25:08,134 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-22 15:25:08,135 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 15:25:08,135 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 15:25:08,135 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 15:25:08,136 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:25:04" (3/4) ... [2021-11-22 15:25:08,139 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 15:25:08,139 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 15:25:08,140 INFO L158 Benchmark]: Toolchain (without parser) took 4179.24ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 57.7MB in the beginning and 65.6MB in the end (delta: -7.8MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-22 15:25:08,141 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 73.6MB in the beginning and 73.6MB in the end (delta: 49.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:25:08,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.85ms. Allocated memory is still 96.5MB. Free memory was 57.5MB in the beginning and 73.9MB in the end (delta: -16.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-22 15:25:08,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.23ms. Allocated memory is still 96.5MB. Free memory was 73.9MB in the beginning and 72.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:25:08,159 INFO L158 Benchmark]: Boogie Preprocessor took 18.35ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 71.7MB in the end (delta: 753.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:25:08,160 INFO L158 Benchmark]: RCFGBuilder took 271.07ms. Allocated memory is still 96.5MB. Free memory was 71.4MB in the beginning and 63.8MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 15:25:08,160 INFO L158 Benchmark]: BuchiAutomizer took 3561.20ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 63.8MB in the beginning and 66.1MB in the end (delta: -2.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2021-11-22 15:25:08,161 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 65.6MB in the end (delta: 574.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:25:08,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 96.5MB. Free memory was 73.6MB in the beginning and 73.6MB in the end (delta: 49.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.85ms. Allocated memory is still 96.5MB. Free memory was 57.5MB in the beginning and 73.9MB in the end (delta: -16.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.23ms. Allocated memory is still 96.5MB. Free memory was 73.9MB in the beginning and 72.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.35ms. Allocated memory is still 96.5MB. Free memory was 72.4MB in the beginning and 71.7MB in the end (delta: 753.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 271.07ms. Allocated memory is still 96.5MB. Free memory was 71.4MB in the beginning and 63.8MB in the end (delta: 7.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * BuchiAutomizer took 3561.20ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 63.8MB in the beginning and 66.1MB in the end (delta: -2.4MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 65.6MB in the end (delta: 574.7kB). Peak memory consumption was 2.1MB. 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) and one module whose termination is unknown.One deterministic module has affine ranking function -1 * y + 2 and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 9 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.4s and 3 iterations. TraceHistogramMax:2. Analysis of lassos took 3.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 0. Minimization of nondet autom 2. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 9 states and ocurred in iteration 2. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 11 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI0 SFLT0 conc1 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq188 hnf94 smp100 dnf166 smp100 tf101 neg96 sie115 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 244ms VariablesStem: 1 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer cannot decide termination for the following lasso because it contains the following overapproximations. Overapproximations C: y|(y+1) [21] (Reason bitwiseOr) Lasso Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#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 := 0;" "assume !!(main_~x~0#1 > 0);" "assume !(1 == main_~y~0#1);main_~y~0#1 := 1;main_~x~0#1 := main_~x~0#1 + main_~y~0#1;" "assume !!(main_~x~0#1 > 0);" Loop: "assume 1 == main_~y~0#1;main_~x~0#1 := ~bitwiseOr(main_~y~0#1, 1 + main_~y~0#1);main_~x~0#1 := main_~x~0#1 + main_~y~0#1;" "assume !!(main_~x~0#1 > 0);" RESULT: Ultimate could not prove your program: unable to determine termination [2021-11-22 15:25:08,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2021-11-22 15:25:08,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/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 Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b0ceabdc-b112-414e-9b28-33b304d503fb/bin/uautomizer-w2VwFs6gM0/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN