./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-lit/jm2006_variant.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-lit/jm2006_variant.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be --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 4cc4e6594048669dc8576432b007a54cfaf2cb918409d0a11b256ce036aec976 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:54:04,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:54:04,542 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:54:04,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:54:04,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:54:04,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:54:04,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:54:04,589 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:54:04,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:54:04,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:54:04,594 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:54:04,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:54:04,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:54:04,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:54:04,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:54:04,608 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:54:04,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:54:04,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:54:04,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:54:04,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:54:04,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:54:04,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:54:04,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:54:04,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:54:04,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:54:04,635 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:54:04,635 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:54:04,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:54:04,644 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:54:04,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:54:04,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:54:04,648 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:54:04,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:54:04,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:54:04,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:54:04,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:54:04,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:54:04,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:54:04,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:54:04,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:54:04,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:54:04,659 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-10-21 19:54:04,707 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:54:04,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:54:04,714 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:54:04,715 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:54:04,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:54:04,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:54:04,717 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:54:04,717 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-10-21 19:54:04,717 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-10-21 19:54:04,718 INFO L138 SettingsManager]: * Use old map elimination=false [2021-10-21 19:54:04,719 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-10-21 19:54:04,719 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-10-21 19:54:04,720 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-10-21 19:54:04,720 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:54:04,720 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:54:04,721 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:54:04,721 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:54:04,721 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:54:04,722 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:54:04,722 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-10-21 19:54:04,722 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-10-21 19:54:04,722 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-10-21 19:54:04,723 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:54:04,723 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:54:04,723 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-10-21 19:54:04,724 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:54:04,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-10-21 19:54:04,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:54:04,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:54:04,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:54:04,727 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:54:04,727 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:54:04,729 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-10-21 19:54:04,729 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_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4cc4e6594048669dc8576432b007a54cfaf2cb918409d0a11b256ce036aec976 [2021-10-21 19:54:05,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:54:05,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:54:05,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:54:05,146 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:54:05,147 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:54:05,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/loop-lit/jm2006_variant.i [2021-10-21 19:54:05,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/data/8fd714076/2590c4119ece44df8965a98ccb217eec/FLAG0396947d8 [2021-10-21 19:54:05,890 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:54:05,891 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/sv-benchmarks/c/loop-lit/jm2006_variant.i [2021-10-21 19:54:05,902 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/data/8fd714076/2590c4119ece44df8965a98ccb217eec/FLAG0396947d8 [2021-10-21 19:54:06,236 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/data/8fd714076/2590c4119ece44df8965a98ccb217eec [2021-10-21 19:54:06,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:54:06,240 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:54:06,249 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:06,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:54:06,254 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:54:06,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70819a90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06, skipping insertion in model container [2021-10-21 19:54:06,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:54:06,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:54:06,435 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_899ca849-e6d2-4fea-b7c8-50a553b342f0/sv-benchmarks/c/loop-lit/jm2006_variant.i[895,908] [2021-10-21 19:54:06,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:54:06,456 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:54:06,472 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_899ca849-e6d2-4fea-b7c8-50a553b342f0/sv-benchmarks/c/loop-lit/jm2006_variant.i[895,908] [2021-10-21 19:54:06,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:54:06,492 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:54:06,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06 WrapperNode [2021-10-21 19:54:06,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:06,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:54:06,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:54:06,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:54:06,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,531 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:54:06,532 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:54:06,532 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:54:06,532 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:54:06,542 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:54:06,556 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:54:06,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:54:06,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:54:06,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,567 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:06,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:06,615 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:06,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-10-21 19:54:06,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:54:06,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:54:06,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:54:06,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:54:06,899 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:54:06,900 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-21 19:54:06,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:54:06 BoogieIcfgContainer [2021-10-21 19:54:06,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:54:06,904 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-10-21 19:54:06,904 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-10-21 19:54:06,908 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-10-21 19:54:06,909 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:54:06,910 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 21.10 07:54:06" (1/3) ... [2021-10-21 19:54:06,912 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b121714 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:54:06, skipping insertion in model container [2021-10-21 19:54:06,912 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:54:06,912 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06" (2/3) ... [2021-10-21 19:54:06,913 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4b121714 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 21.10 07:54:06, skipping insertion in model container [2021-10-21 19:54:06,913 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-10-21 19:54:06,913 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:54:06" (3/3) ... [2021-10-21 19:54:06,915 INFO L389 chiAutomizerObserver]: Analyzing ICFG jm2006_variant.i [2021-10-21 19:54:06,970 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-10-21 19:54:06,970 INFO L360 BuchiCegarLoop]: Hoare is false [2021-10-21 19:54:06,970 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-10-21 19:54:06,970 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-21 19:54:06,971 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-21 19:54:06,971 INFO L364 BuchiCegarLoop]: Difference is false [2021-10-21 19:54:06,971 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-21 19:54:06,971 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-10-21 19:54:07,005 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 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) [2021-10-21 19:54:07,045 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-21 19:54:07,046 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:54:07,046 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:54:07,069 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 19:54:07,070 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-21 19:54:07,070 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-10-21 19:54:07,070 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 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) [2021-10-21 19:54:07,073 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2021-10-21 19:54:07,073 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-10-21 19:54:07,074 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-10-21 19:54:07,074 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2021-10-21 19:54:07,074 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1] [2021-10-21 19:54:07,083 INFO L791 eck$LassoCheckResult]: Stem: 6#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string0.base, #t~string0.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string0.base, #t~string0.offset, 1);call write~init~int(0, #t~string0.base, 1 + #t~string0.offset, 1);call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(9); 11#L-1true havoc main_#res;havoc main_#t~nondet3, main_#t~nondet4, main_#t~post5, main_#t~post6, main_~i~0, main_~j~0, main_~x~0, main_~y~0, main_~z~0;havoc main_~i~0;havoc main_~j~0;main_~i~0 := main_#t~nondet3;havoc main_#t~nondet3;main_~j~0 := main_#t~nondet4;havoc main_#t~nondet4; 7#L28true assume !!(main_~i~0 >= 0 && main_~i~0 <= 1000000); 8#L29true assume !!(main_~j~0 >= 0);main_~x~0 := main_~i~0;main_~y~0 := main_~j~0;main_~z~0 := 0; 9#L33-2true [2021-10-21 19:54:07,083 INFO L793 eck$LassoCheckResult]: Loop: 9#L33-2true assume !!(0 != main_~x~0);main_#t~post5 := main_~x~0;main_~x~0 := main_#t~post5 - 1;havoc main_#t~post5;main_~y~0 := main_~y~0 - 2;main_#t~post6 := main_~z~0;main_~z~0 := 1 + main_#t~post6;havoc main_#t~post6; 9#L33-2true [2021-10-21 19:54:07,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:07,090 INFO L82 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2021-10-21 19:54:07,101 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:07,102 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909448505] [2021-10-21 19:54:07,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:07,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:54:07,218 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:54:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:54:07,285 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:54:07,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:07,305 INFO L82 PathProgramCache]: Analyzing trace with hash 52, now seen corresponding path program 1 times [2021-10-21 19:54:07,306 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:07,306 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938244804] [2021-10-21 19:54:07,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:07,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:07,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:54:07,318 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:54:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:54:07,328 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:54:07,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:07,331 INFO L82 PathProgramCache]: Analyzing trace with hash 28695853, now seen corresponding path program 1 times [2021-10-21 19:54:07,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-21 19:54:07,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460970782] [2021-10-21 19:54:07,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-21 19:54:07,333 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-21 19:54:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:54:07,361 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-21 19:54:07,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-21 19:54:07,390 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-21 19:54:07,470 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:54:07,471 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:54:07,471 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:54:07,472 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:54:07,472 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-10-21 19:54:07,472 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:07,472 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:54:07,473 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:54:07,473 INFO L133 ssoRankerPreferences]: Filename of dumped script: jm2006_variant.i_Iteration1_Loop [2021-10-21 19:54:07,473 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:54:07,473 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:54:07,494 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:07,501 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:07,505 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:07,511 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:07,516 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:07,596 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:54:07,597 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-10-21 19:54:07,600 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:07,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:07,605 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:07,611 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:54:07,611 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:54:07,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-10-21 19:54:07,642 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:54:07,643 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post6=0} Honda state: {ULTIMATE.start_main_#t~post6=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:54:07,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:07,679 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:07,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:07,681 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:07,687 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:54:07,687 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:54:07,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-10-21 19:54:07,711 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:54:07,711 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post5=0} Honda state: {ULTIMATE.start_main_#t~post5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-10-21 19:54:07,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:07,747 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:07,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:07,749 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:07,755 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:54:07,756 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:54:07,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-10-21 19:54:07,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:07,822 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:07,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:07,825 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:07,832 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 19:54:07,832 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:54:07,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-10-21 19:54:07,869 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:54:07,869 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~z~0=0} Honda state: {ULTIMATE.start_main_~z~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~z~0=-1}, {ULTIMATE.start_main_~z~0=5}, {ULTIMATE.start_main_~z~0=-3}] Lambdas: [6, 1, 1] Nus: [1, 0] [2021-10-21 19:54:07,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:07,911 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:07,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:07,915 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:07,926 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:54:07,926 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:54:07,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-10-21 19:54:07,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:07,985 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:07,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:07,988 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:07,995 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 19:54:07,995 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:54:08,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-10-21 19:54:08,034 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:54:08,034 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~y~0=0} Honda state: {ULTIMATE.start_main_~y~0=0} Generalized eigenvectors: [{ULTIMATE.start_main_~y~0=2}, {ULTIMATE.start_main_~y~0=4}, {ULTIMATE.start_main_~y~0=-8}] Lambdas: [1, 3, 1] Nus: [0, 1] [2021-10-21 19:54:08,074 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:08,074 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:08,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:08,076 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:08,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-10-21 19:54:08,082 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-10-21 19:54:08,082 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:54:08,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:08,148 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:08,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:08,154 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:08,160 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-10-21 19:54:08,161 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-10-21 19:54:08,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-10-21 19:54:08,199 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-10-21 19:54:08,200 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~x~0=-4} Honda state: {ULTIMATE.start_main_~x~0=-4} Generalized eigenvectors: [{ULTIMATE.start_main_~x~0=0}, {ULTIMATE.start_main_~x~0=-1}, {ULTIMATE.start_main_~x~0=0}] Lambdas: [1, 1, 1] Nus: [0, 0] [2021-10-21 19:54:08,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:08,659 INFO L210 LassoAnalysis]: Preferences: [2021-10-21 19:54:08,659 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-10-21 19:54:08,660 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-10-21 19:54:08,660 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-10-21 19:54:08,660 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-10-21 19:54:08,660 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:08,661 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-10-21 19:54:08,661 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-10-21 19:54:08,661 INFO L133 ssoRankerPreferences]: Filename of dumped script: jm2006_variant.i_Iteration1_Lasso [2021-10-21 19:54:08,661 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-10-21 19:54:08,661 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-10-21 19:54:08,671 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,740 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,743 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,749 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,751 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,754 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,757 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,760 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,763 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,770 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,781 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:08,783 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-10-21 19:54:09,035 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-10-21 19:54:09,049 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-10-21 19:54:09,051 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,054 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,066 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 [2021-10-21 19:54:09,077 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,077 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,077 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,077 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,084 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:09,084 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:09,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-10-21 19:54:09,106 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,146 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,147 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,157 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 [2021-10-21 19:54:09,168 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,168 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,168 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,168 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,172 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:09,172 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:09,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-10-21 19:54:09,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,222 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,224 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,234 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 [2021-10-21 19:54:09,244 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,244 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,244 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,245 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,248 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:09,248 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:09,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-10-21 19:54:09,265 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,302 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,302 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,303 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,310 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 [2021-10-21 19:54:09,320 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,320 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,320 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,321 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,323 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:09,324 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:09,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-10-21 19:54:09,341 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,379 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,380 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,390 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 [2021-10-21 19:54:09,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-10-21 19:54:09,401 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,401 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,401 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,401 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,405 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:09,405 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:09,419 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,460 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,461 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-10-21 19:54:09,467 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 [2021-10-21 19:54:09,477 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,477 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,480 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:09,480 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:09,501 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,542 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,542 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,544 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,549 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 [2021-10-21 19:54:09,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-10-21 19:54:09,560 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,560 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,560 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,561 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,563 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:09,563 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:09,577 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,603 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,604 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-10-21 19:54:09,607 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 [2021-10-21 19:54:09,616 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,616 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,619 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:09,619 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:09,624 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,649 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,649 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,653 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-10-21 19:54:09,655 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 [2021-10-21 19:54:09,663 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,664 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,664 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,664 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,666 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:09,667 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:09,681 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,707 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,708 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-10-21 19:54:09,710 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 [2021-10-21 19:54:09,719 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,719 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:54:09,720 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,720 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,720 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,720 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:54:09,721 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:54:09,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,757 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,758 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-10-21 19:54:09,767 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 [2021-10-21 19:54:09,776 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,776 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,776 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,776 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,779 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:09,780 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:09,794 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,838 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,839 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,855 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 [2021-10-21 19:54:09,865 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,866 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:54:09,866 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,866 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,866 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,867 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:54:09,867 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:54:09,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-10-21 19:54:09,894 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:09,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:09,936 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:09,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:09,938 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:09,940 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 [2021-10-21 19:54:09,951 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:09,951 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:54:09,952 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:09,952 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:09,952 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:09,953 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:54:09,953 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:54:09,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-10-21 19:54:09,969 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:10,012 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:10,012 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:10,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:10,014 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:10,017 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 [2021-10-21 19:54:10,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-10-21 19:54:10,029 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:10,029 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:54:10,030 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:10,030 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:10,030 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:10,031 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:54:10,031 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:54:10,044 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:10,068 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:10,068 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:10,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:10,069 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:10,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-10-21 19:54:10,071 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 [2021-10-21 19:54:10,079 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:10,080 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-10-21 19:54:10,080 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:10,080 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:10,080 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:10,081 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-10-21 19:54:10,081 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-10-21 19:54:10,094 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:10,118 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Ended with exit code 0 [2021-10-21 19:54:10,119 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:10,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:10,121 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:10,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-10-21 19:54:10,124 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 [2021-10-21 19:54:10,133 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:10,134 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:10,134 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:10,134 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:10,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:10,139 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:10,165 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:10,191 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:10,191 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:10,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:10,192 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:10,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-10-21 19:54:10,194 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 [2021-10-21 19:54:10,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:10,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:10,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-10-21 19:54:10,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:10,206 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-10-21 19:54:10,206 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-10-21 19:54:10,241 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-10-21 19:54:10,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:10,261 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:10,261 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:10,261 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:10,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-10-21 19:54:10,263 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 [2021-10-21 19:54:10,271 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-10-21 19:54:10,271 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-10-21 19:54:10,271 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-10-21 19:54:10,272 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-10-21 19:54:10,282 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-10-21 19:54:10,282 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-10-21 19:54:10,321 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-10-21 19:54:10,361 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2021-10-21 19:54:10,361 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2021-10-21 19:54:10,363 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-10-21 19:54:10,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:54:10,375 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-10-21 19:54:10,377 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-10-21 19:54:10,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-10-21 19:54:10,430 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-10-21 19:54:10,430 INFO L513 LassoAnalysis]: Proved termination. [2021-10-21 19:54:10,430 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~x~0) = 1*ULTIMATE.start_main_~x~0 Supporting invariants [1*ULTIMATE.start_main_~x~0 >= 0] [2021-10-21 19:54:10,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:10,513 INFO L297 tatePredicateManager]: 4 out of 5 supporting invariants were superfluous and have been removed [2021-10-21 19:54:10,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-21 19:54:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:10,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-21 19:54:10,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:54:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-21 19:54:10,655 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-21 19:54:10,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-21 19:54:10,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-21 19:54:10,671 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 1 loop predicates [2021-10-21 19:54:10,672 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:54:10,737 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 12 states, 11 states have (on average 1.5454545454545454) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 33 states and 41 transitions. Complement of second has 6 states. [2021-10-21 19:54:10,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 2 stem states 1 non-accepting loop states 1 accepting loop states [2021-10-21 19:54:10,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 3 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-21 19:54:10,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 29 transitions. [2021-10-21 19:54:10,742 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 4 letters. Loop has 1 letters. [2021-10-21 19:54:10,743 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:54:10,743 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 5 letters. Loop has 1 letters. [2021-10-21 19:54:10,743 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:54:10,743 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 29 transitions. Stem has 4 letters. Loop has 2 letters. [2021-10-21 19:54:10,744 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-10-21 19:54:10,745 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 33 states and 41 transitions. [2021-10-21 19:54:10,748 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:54:10,751 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 33 states to 0 states and 0 transitions. [2021-10-21 19:54:10,752 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-10-21 19:54:10,753 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-10-21 19:54:10,753 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-10-21 19:54:10,753 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-10-21 19:54:10,754 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:54:10,754 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:54:10,754 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-21 19:54:10,754 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-10-21 19:54:10,754 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-10-21 19:54:10,754 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-10-21 19:54:10,754 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-10-21 19:54:10,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 21.10 07:54:10 BoogieIcfgContainer [2021-10-21 19:54:10,766 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-10-21 19:54:10,767 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:54:10,767 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:54:10,767 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:54:10,767 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:54:06" (3/4) ... [2021-10-21 19:54:10,772 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-21 19:54:10,772 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:54:10,774 INFO L168 Benchmark]: Toolchain (without parser) took 4532.23 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 60.8 MB in the beginning and 55.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 41.6 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:10,774 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 94.4 MB. Free memory was 60.0 MB in the beginning and 59.9 MB in the end (delta: 57.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:54:10,775 INFO L168 Benchmark]: CACSL2BoogieTranslator took 244.81 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 51.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:10,775 INFO L168 Benchmark]: Boogie Procedure Inliner took 36.92 ms. Allocated memory is still 94.4 MB. Free memory was 51.1 MB in the beginning and 49.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:54:10,776 INFO L168 Benchmark]: Boogie Preprocessor took 23.51 ms. Allocated memory is still 94.4 MB. Free memory was 49.6 MB in the beginning and 48.6 MB in the end (delta: 965.2 kB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:10,777 INFO L168 Benchmark]: RCFGBuilder took 346.16 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 48.6 MB in the beginning and 100.3 MB in the end (delta: -51.7 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:10,777 INFO L168 Benchmark]: BuchiAutomizer took 3862.15 ms. Allocated memory is still 127.9 MB. Free memory was 100.3 MB in the beginning and 55.1 MB in the end (delta: 45.2 MB). Peak memory consumption was 46.0 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:10,778 INFO L168 Benchmark]: Witness Printer took 5.44 ms. Allocated memory is still 127.9 MB. Free memory is still 55.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:54:10,781 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 94.4 MB. Free memory was 60.0 MB in the beginning and 59.9 MB in the end (delta: 57.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 244.81 ms. Allocated memory is still 94.4 MB. Free memory was 60.7 MB in the beginning and 51.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 36.92 ms. Allocated memory is still 94.4 MB. Free memory was 51.1 MB in the beginning and 49.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.51 ms. Allocated memory is still 94.4 MB. Free memory was 49.6 MB in the beginning and 48.6 MB in the end (delta: 965.2 kB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 346.16 ms. Allocated memory was 94.4 MB in the beginning and 127.9 MB in the end (delta: 33.6 MB). Free memory was 48.6 MB in the beginning and 100.3 MB in the end (delta: -51.7 MB). Peak memory consumption was 8.1 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 3862.15 ms. Allocated memory is still 127.9 MB. Free memory was 100.3 MB in the beginning and 55.1 MB in the end (delta: 45.2 MB). Peak memory consumption was 46.0 MB. Max. memory is 16.1 GB. * Witness Printer took 5.44 ms. Allocated memory is still 127.9 MB. Free memory is still 55.1 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 x and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.4s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. 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: 16 SDtfs, 18 SDslu, 10 SDs, 0 SdLazy, 6 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.2ms Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital68 mio100 ax100 hnf100 lsp56 ukn75 mio100 lsp78 div100 bol100 ite100 ukn100 eq180 hnf94 smp100 dnf148 smp100 tf103 neg94 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 169ms VariablesStem: 2 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 3 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.4s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-10-21 19:54:10,840 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-10-21 19:54:11,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_899ca849-e6d2-4fea-b7c8-50a553b342f0/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...