./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/array_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/array_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg --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 32bit --witnessprinter.graph.data.programhash f1476526c0a7c864e0f43f0a8231ffd3d7c324e1f397c219fdbe228643d49425 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:11:45,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:11:45,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:11:45,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:11:45,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:11:45,561 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:11:45,562 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:11:45,565 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:11:45,567 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:11:45,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:11:45,570 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:11:45,571 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:11:45,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:11:45,573 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:11:45,575 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:11:45,577 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:11:45,578 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:11:45,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:11:45,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:11:45,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:11:45,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:11:45,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:11:45,590 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:11:45,591 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:11:45,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:11:45,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:11:45,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:11:45,598 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:11:45,598 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:11:45,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:11:45,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:11:45,601 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:11:45,602 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:11:45,603 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:11:45,604 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:11:45,605 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:11:45,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:11:45,606 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:11:45,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:11:45,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:11:45,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:11:45,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-28 09:11:45,658 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:11:45,660 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:11:45,661 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:11:45,661 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:11:45,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:11:45,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:11:45,663 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:11:45,664 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-28 09:11:45,664 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-28 09:11:45,664 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-28 09:11:45,665 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-28 09:11:45,665 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-28 09:11:45,666 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-28 09:11:45,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:11:45,666 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 09:11:45,666 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:11:45,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:11:45,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 09:11:45,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:11:45,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-28 09:11:45,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-28 09:11:45,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-28 09:11:45,668 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 09:11:45,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:11:45,669 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-28 09:11:45,669 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:11:45,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-28 09:11:45,671 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:11:45,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:11:45,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:11:45,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:11:45,672 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:11:45,673 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-28 09:11:45,674 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_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1476526c0a7c864e0f43f0a8231ffd3d7c324e1f397c219fdbe228643d49425 [2021-10-28 09:11:45,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:11:46,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:11:46,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:11:46,024 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:11:46,025 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:11:46,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/loop-acceleration/array_1-2.c [2021-10-28 09:11:46,138 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/data/2068e79f8/b0f33503044d49deb5a4186014454225/FLAG3b34b7da2 [2021-10-28 09:11:46,717 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:11:46,718 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/sv-benchmarks/c/loop-acceleration/array_1-2.c [2021-10-28 09:11:46,729 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/data/2068e79f8/b0f33503044d49deb5a4186014454225/FLAG3b34b7da2 [2021-10-28 09:11:47,096 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/data/2068e79f8/b0f33503044d49deb5a4186014454225 [2021-10-28 09:11:47,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:11:47,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:11:47,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:11:47,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:11:47,115 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:11:47,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3914fcdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47, skipping insertion in model container [2021-10-28 09:11:47,119 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,127 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:11:47,144 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:11:47,299 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/sv-benchmarks/c/loop-acceleration/array_1-2.c[321,334] [2021-10-28 09:11:47,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:11:47,340 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:11:47,350 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/sv-benchmarks/c/loop-acceleration/array_1-2.c[321,334] [2021-10-28 09:11:47,353 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:11:47,366 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:11:47,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47 WrapperNode [2021-10-28 09:11:47,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:11:47,368 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:11:47,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:11:47,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:11:47,375 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,381 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,400 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:11:47,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:11:47,401 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:11:47,401 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:11:47,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,424 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:11:47,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:11:47,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:11:47,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:11:47,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (1/1) ... [2021-10-28 09:11:47,435 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:47,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:47,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:47,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-28 09:11:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:11:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:11:47,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:11:47,509 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:11:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:11:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:11:47,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:11:47,703 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:11:47,704 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-28 09:11:47,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:11:47 BoogieIcfgContainer [2021-10-28 09:11:47,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:11:47,707 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-28 09:11:47,707 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-28 09:11:47,713 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-28 09:11:47,713 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:11:47,714 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.10 09:11:47" (1/3) ... [2021-10-28 09:11:47,730 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41c8ba7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:11:47, skipping insertion in model container [2021-10-28 09:11:47,731 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:11:47,731 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:11:47" (2/3) ... [2021-10-28 09:11:47,731 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@41c8ba7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.10 09:11:47, skipping insertion in model container [2021-10-28 09:11:47,731 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-28 09:11:47,732 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:11:47" (3/3) ... [2021-10-28 09:11:47,733 INFO L389 chiAutomizerObserver]: Analyzing ICFG array_1-2.c [2021-10-28 09:11:47,799 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-28 09:11:47,799 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-28 09:11:47,800 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-28 09:11:47,800 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-28 09:11:47,800 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-28 09:11:47,800 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-28 09:11:47,800 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-28 09:11:47,801 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-28 09:11:47,816 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:11:47,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 09:11:47,841 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:11:47,841 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:11:47,847 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 09:11:47,847 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 09:11:47,847 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-28 09:11:47,848 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:11:47,849 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-10-28 09:11:47,850 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-28 09:11:47,850 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-28 09:11:47,850 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-10-28 09:11:47,850 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-10-28 09:11:47,874 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(12);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 10#L-1true havoc main_#res;havoc main_#t~post7, main_#t~mem8, main_~#A~0.base, main_~#A~0.offset, main_~i~0;call main_~#A~0.base, main_~#A~0.offset := #Ultimate.allocOnStack(8192);havoc main_~i~0;main_~i~0 := 0; 7#L16-3true [2021-10-28 09:11:47,875 INFO L793 eck$LassoCheckResult]: Loop: 7#L16-3true assume !!(main_~i~0 < 1024);call write~int(main_~i~0, main_~#A~0.base, main_~#A~0.offset + 4 * main_~i~0, 4); 8#L16-2true main_#t~post7 := main_~i~0;main_~i~0 := 1 + main_#t~post7;havoc main_#t~post7; 7#L16-3true [2021-10-28 09:11:47,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:11:47,882 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-10-28 09:11:47,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:11:47,904 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836311054] [2021-10-28 09:11:47,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:11:47,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:11:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:11:48,004 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:11:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:11:48,044 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:11:48,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:11:48,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2021-10-28 09:11:48,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:11:48,048 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879369127] [2021-10-28 09:11:48,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:11:48,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:11:48,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:11:48,060 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:11:48,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:11:48,072 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:11:48,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:11:48,084 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2021-10-28 09:11:48,084 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:11:48,087 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427430712] [2021-10-28 09:11:48,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:11:48,088 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:11:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:11:48,122 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 09:11:48,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 09:11:48,183 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 09:11:48,948 INFO L210 LassoAnalysis]: Preferences: [2021-10-28 09:11:48,949 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-28 09:11:48,949 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-28 09:11:48,949 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-28 09:11:48,949 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-28 09:11:48,950 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:48,950 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-28 09:11:48,950 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-28 09:11:48,950 INFO L133 ssoRankerPreferences]: Filename of dumped script: array_1-2.c_Iteration1_Lasso [2021-10-28 09:11:48,950 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-28 09:11:48,950 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-28 09:11:48,977 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:11:48,988 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:11:48,990 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:11:48,992 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:11:48,995 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:11:49,231 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:11:49,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:11:49,239 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-28 09:11:49,481 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-28 09:11:49,487 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-28 09:11:49,490 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:49,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:49,498 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:49,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:49,511 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:49,511 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:49,511 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:49,511 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:49,518 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:49,518 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:49,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-28 09:11:49,528 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:49,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-10-28 09:11:49,557 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:49,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:49,559 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:49,578 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:49,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-28 09:11:49,586 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:49,586 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:11:49,586 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:49,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:49,587 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:49,588 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:11:49,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:11:49,601 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:49,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:49,638 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:49,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:49,639 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:49,646 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:49,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-28 09:11:49,655 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:49,656 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-28 09:11:49,656 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:49,656 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:49,656 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:49,657 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-28 09:11:49,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-28 09:11:49,673 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:49,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:49,706 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:49,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:49,707 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:49,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-28 09:11:49,711 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:49,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:49,719 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:49,719 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:49,719 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:49,722 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:49,723 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:49,739 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:49,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:49,762 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:49,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:49,763 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:49,765 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-28 09:11:49,766 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:49,773 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:49,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:49,774 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:49,774 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:49,782 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:49,782 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:49,816 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:49,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2021-10-28 09:11:49,839 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:49,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:49,841 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:49,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-28 09:11:49,850 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:49,857 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:49,857 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:49,857 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:49,857 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:49,860 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:49,860 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:49,875 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:49,894 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2021-10-28 09:11:49,895 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:49,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:49,896 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:49,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-28 09:11:49,899 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:49,907 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:49,907 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:49,908 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:49,908 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:49,918 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:49,919 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:49,930 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:49,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:49,968 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:49,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:49,969 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:49,975 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:49,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-28 09:11:49,982 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:49,982 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:49,983 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:49,983 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:49,986 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:49,986 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:49,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:50,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:50,018 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:50,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:50,019 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:50,020 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:50,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-28 09:11:50,028 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:50,028 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:50,028 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:50,028 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:50,030 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:50,030 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:50,057 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:50,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:50,079 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:50,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:50,080 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:50,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-28 09:11:50,081 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:50,088 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:50,088 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:50,088 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:50,089 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:50,091 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:50,091 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:50,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:50,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:50,130 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:50,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:50,131 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:50,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-28 09:11:50,135 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:50,142 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:50,143 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:50,143 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:50,143 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:50,147 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:50,147 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:50,173 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:50,195 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2021-10-28 09:11:50,195 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:50,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:50,196 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:50,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-28 09:11:50,203 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:50,210 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:50,211 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:50,211 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:50,211 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:50,213 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:50,213 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:50,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:50,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:50,279 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:50,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:50,285 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:50,294 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:50,304 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:50,304 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:50,304 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:50,304 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:50,312 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:50,312 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:50,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-28 09:11:50,329 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-28 09:11:50,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:50,365 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:50,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:50,366 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:50,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-28 09:11:50,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-10-28 09:11:50,377 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-28 09:11:50,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-28 09:11:50,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-28 09:11:50,378 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-28 09:11:50,383 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-28 09:11:50,383 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-28 09:11:50,399 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-28 09:11:50,430 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-10-28 09:11:50,430 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2021-10-28 09:11:50,432 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-28 09:11:50,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:11:50,434 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-28 09:11:50,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-28 09:11:50,486 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-28 09:11:50,506 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-10-28 09:11:50,506 INFO L513 LassoAnalysis]: Proved termination. [2021-10-28 09:11:50,507 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0, v_rep(select #length ULTIMATE.start_main_~#A~0.base)_1) = -8*ULTIMATE.start_main_~i~0 + 2047*v_rep(select #length ULTIMATE.start_main_~#A~0.base)_1 Supporting invariants [] [2021-10-28 09:11:50,586 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:50,627 INFO L297 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2021-10-28 09:11:50,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:11:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:11:50,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 09:11:50,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:11:50,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:11:50,705 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 09:11:50,706 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:11:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:11:50,785 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-10-28 09:11:50,786 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) 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) [2021-10-28 09:11:50,838 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) 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 24 states and 30 transitions. Complement of second has 8 states. [2021-10-28 09:11:50,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-10-28 09:11:50,840 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) [2021-10-28 09:11:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2021-10-28 09:11:50,842 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 2 letters. Loop has 2 letters. [2021-10-28 09:11:50,843 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:11:50,843 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 4 letters. Loop has 2 letters. [2021-10-28 09:11:50,843 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:11:50,843 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 2 letters. Loop has 4 letters. [2021-10-28 09:11:50,844 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-28 09:11:50,844 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2021-10-28 09:11:50,848 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:11:50,850 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2021-10-28 09:11:50,851 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-28 09:11:50,852 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-28 09:11:50,852 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-28 09:11:50,852 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-28 09:11:50,852 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:11:50,852 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:11:50,852 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:11:50,853 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-28 09:11:50,853 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:11:50,853 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-28 09:11:50,853 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-28 09:11:50,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.10 09:11:50 BoogieIcfgContainer [2021-10-28 09:11:50,857 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-28 09:11:50,858 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:11:50,858 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:11:50,858 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:11:50,858 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:11:47" (3/4) ... [2021-10-28 09:11:50,860 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 09:11:50,860 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:11:50,862 INFO L168 Benchmark]: Toolchain (without parser) took 3759.95 ms. Allocated memory was 102.8 MB in the beginning and 142.6 MB in the end (delta: 39.8 MB). Free memory was 68.0 MB in the beginning and 58.2 MB in the end (delta: 9.7 MB). Peak memory consumption was 49.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:11:50,863 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 102.8 MB. Free memory is still 58.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:11:50,863 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.62 ms. Allocated memory was 102.8 MB in the beginning and 142.6 MB in the end (delta: 39.8 MB). Free memory was 67.7 MB in the beginning and 117.0 MB in the end (delta: -49.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 09:11:50,864 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.50 ms. Allocated memory is still 142.6 MB. Free memory was 117.0 MB in the beginning and 115.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:11:50,865 INFO L168 Benchmark]: Boogie Preprocessor took 23.72 ms. Allocated memory is still 142.6 MB. Free memory was 115.5 MB in the beginning and 114.9 MB in the end (delta: 609.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:11:50,865 INFO L168 Benchmark]: RCFGBuilder took 280.88 ms. Allocated memory is still 142.6 MB. Free memory was 114.3 MB in the beginning and 105.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:11:50,866 INFO L168 Benchmark]: BuchiAutomizer took 3149.89 ms. Allocated memory is still 142.6 MB. Free memory was 105.0 MB in the beginning and 58.2 MB in the end (delta: 46.8 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:11:50,866 INFO L168 Benchmark]: Witness Printer took 2.94 ms. Allocated memory is still 142.6 MB. Free memory is still 58.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:11:50,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 102.8 MB. Free memory is still 58.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 256.62 ms. Allocated memory was 102.8 MB in the beginning and 142.6 MB in the end (delta: 39.8 MB). Free memory was 67.7 MB in the beginning and 117.0 MB in the end (delta: -49.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 32.50 ms. Allocated memory is still 142.6 MB. Free memory was 117.0 MB in the beginning and 115.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.72 ms. Allocated memory is still 142.6 MB. Free memory was 115.5 MB in the beginning and 114.9 MB in the end (delta: 609.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 280.88 ms. Allocated memory is still 142.6 MB. Free memory was 114.3 MB in the beginning and 105.0 MB in the end (delta: 9.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3149.89 ms. Allocated memory is still 142.6 MB. Free memory was 105.0 MB in the beginning and 58.2 MB in the end (delta: 46.8 MB). Peak memory consumption was 48.6 MB. Max. memory is 16.1 GB. * Witness Printer took 2.94 ms. Allocated memory is still 142.6 MB. Free memory is still 58.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2047 * unknown-#length-unknown[A] + -8 * i and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.0s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 2.7s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 4 SDtfs, 6 SDslu, 4 SDs, 0 SdLazy, 12 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital182 mio100 ax100 hnf100 lsp93 ukn55 mio100 lsp43 div100 bol100 ite100 ukn100 eq163 hnf92 smp100 dnf100 smp100 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 38ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-28 09:11:50,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:11:51,105 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80391d3e-b560-4092-8d00-768a520326c5/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...