./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive/gcd02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive/gcd02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 15:28:56,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 15:28:56,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 15:28:56,684 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 15:28:56,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 15:28:56,686 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 15:28:56,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 15:28:56,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 15:28:56,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 15:28:56,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 15:28:56,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 15:28:56,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 15:28:56,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 15:28:56,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 15:28:56,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 15:28:56,701 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 15:28:56,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 15:28:56,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 15:28:56,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 15:28:56,708 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 15:28:56,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 15:28:56,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 15:28:56,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 15:28:56,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 15:28:56,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 15:28:56,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 15:28:56,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 15:28:56,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 15:28:56,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 15:28:56,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 15:28:56,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 15:28:56,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 15:28:56,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 15:28:56,725 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 15:28:56,726 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 15:28:56,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 15:28:56,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 15:28:56,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 15:28:56,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 15:28:56,730 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 15:28:56,730 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 15:28:56,732 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-22 15:28:56,757 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 15:28:56,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 15:28:56,758 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 15:28:56,758 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 15:28:56,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 15:28:56,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 15:28:56,760 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 15:28:56,760 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-22 15:28:56,761 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-22 15:28:56,761 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-22 15:28:56,761 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-22 15:28:56,761 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-22 15:28:56,762 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-22 15:28:56,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 15:28:56,762 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 15:28:56,763 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 15:28:56,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 15:28:56,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 15:28:56,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 15:28:56,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-22 15:28:56,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-22 15:28:56,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-22 15:28:56,765 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 15:28:56,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 15:28:56,765 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-22 15:28:56,766 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 15:28:56,766 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-22 15:28:56,766 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 15:28:56,767 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 15:28:56,767 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 15:28:56,767 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 15:28:56,768 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-22 15:28:56,769 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-22 15:28:56,769 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_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5840bf8cb045a250261e3957017079dce43a53700f7c91e31c16b36d5b980e00 [2021-11-22 15:28:57,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 15:28:57,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 15:28:57,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 15:28:57,051 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 15:28:57,053 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 15:28:57,055 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/../../sv-benchmarks/c/recursive/gcd02.c [2021-11-22 15:28:57,148 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/data/33a3c18ea/eb16a43170a744678818e5a7bdfa7b14/FLAGa23681992 [2021-11-22 15:28:57,592 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 15:28:57,593 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/sv-benchmarks/c/recursive/gcd02.c [2021-11-22 15:28:57,602 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/data/33a3c18ea/eb16a43170a744678818e5a7bdfa7b14/FLAGa23681992 [2021-11-22 15:28:58,032 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/data/33a3c18ea/eb16a43170a744678818e5a7bdfa7b14 [2021-11-22 15:28:58,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 15:28:58,036 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 15:28:58,038 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 15:28:58,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 15:28:58,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 15:28:58,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e371a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58, skipping insertion in model container [2021-11-22 15:28:58,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 15:28:58,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 15:28:58,225 WARN L230 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_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/sv-benchmarks/c/recursive/gcd02.c[623,636] [2021-11-22 15:28:58,239 WARN L230 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_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/sv-benchmarks/c/recursive/gcd02.c[1283,1296] [2021-11-22 15:28:58,240 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:28:58,251 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 15:28:58,266 WARN L230 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_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/sv-benchmarks/c/recursive/gcd02.c[623,636] [2021-11-22 15:28:58,276 WARN L230 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_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/sv-benchmarks/c/recursive/gcd02.c[1283,1296] [2021-11-22 15:28:58,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 15:28:58,287 INFO L208 MainTranslator]: Completed translation [2021-11-22 15:28:58,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58 WrapperNode [2021-11-22 15:28:58,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 15:28:58,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 15:28:58,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 15:28:58,290 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 15:28:58,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,332 INFO L137 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2021-11-22 15:28:58,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 15:28:58,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 15:28:58,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 15:28:58,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 15:28:58,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,359 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,364 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 15:28:58,365 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 15:28:58,365 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 15:28:58,365 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 15:28:58,366 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (1/1) ... [2021-11-22 15:28:58,379 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:28:58,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:28:58,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:28:58,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-22 15:28:58,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 15:28:58,451 INFO L130 BoogieDeclarations]: Found specification of procedure gcd [2021-11-22 15:28:58,451 INFO L138 BoogieDeclarations]: Found implementation of procedure gcd [2021-11-22 15:28:58,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 15:28:58,451 INFO L130 BoogieDeclarations]: Found specification of procedure divides [2021-11-22 15:28:58,451 INFO L138 BoogieDeclarations]: Found implementation of procedure divides [2021-11-22 15:28:58,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 15:28:58,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 15:28:58,506 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 15:28:58,508 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 15:28:58,618 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 15:28:58,626 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 15:28:58,627 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 15:28:58,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:28:58 BoogieIcfgContainer [2021-11-22 15:28:58,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 15:28:58,631 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-22 15:28:58,631 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-22 15:28:58,634 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-22 15:28:58,635 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:28:58,635 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 22.11 03:28:58" (1/3) ... [2021-11-22 15:28:58,637 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a931d55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 03:28:58, skipping insertion in model container [2021-11-22 15:28:58,637 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:28:58,637 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:28:58" (2/3) ... [2021-11-22 15:28:58,638 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5a931d55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 22.11 03:28:58, skipping insertion in model container [2021-11-22 15:28:58,638 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-22 15:28:58,638 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:28:58" (3/3) ... [2021-11-22 15:28:58,640 INFO L388 chiAutomizerObserver]: Analyzing ICFG gcd02.c [2021-11-22 15:28:58,685 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-22 15:28:58,685 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-22 15:28:58,685 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-22 15:28:58,686 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-22 15:28:58,686 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-22 15:28:58,686 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-22 15:28:58,686 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-22 15:28:58,686 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-22 15:28:58,702 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-22 15:28:58,727 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2021-11-22 15:28:58,727 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:28:58,728 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:28:58,734 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-11-22 15:28:58,734 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-11-22 15:28:58,735 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-22 15:28:58,735 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-11-22 15:28:58,742 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 11 [2021-11-22 15:28:58,743 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:28:58,743 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:28:58,757 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-11-22 15:28:58,757 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-11-22 15:28:58,764 INFO L791 eck$LassoCheckResult]: Stem: 16#ULTIMATE.startENTRYtrue assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 10#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 6#L44true assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 14#L48true assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 7#L51true assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 28#L52true call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 33#gcdENTRYtrue [2021-11-22 15:28:58,764 INFO L793 eck$LassoCheckResult]: Loop: 33#gcdENTRYtrue ~y1 := #in~y1;~y2 := #in~y2; 19#L18true assume !(~y1 <= 0 || ~y2 <= 0); 23#L18-2true assume !(~y1 == ~y2); 13#L25true assume !(~y1 > ~y2); 27#L28true call #t~ret5 := gcd(~y1, ~y2 - ~y1);< 33#gcdENTRYtrue [2021-11-22 15:28:58,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:28:58,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1895408799, now seen corresponding path program 1 times [2021-11-22 15:28:58,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:28:58,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119718241] [2021-11-22 15:28:58,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:28:58,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:28:58,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:28:58,876 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:28:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:28:58,915 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:28:58,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:28:58,919 INFO L85 PathProgramCache]: Analyzing trace with hash 40301496, now seen corresponding path program 1 times [2021-11-22 15:28:58,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:28:58,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804780893] [2021-11-22 15:28:58,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:28:58,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:28:58,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:28:58,936 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:28:58,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:28:58,955 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:28:58,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:28:58,962 INFO L85 PathProgramCache]: Analyzing trace with hash 762413530, now seen corresponding path program 1 times [2021-11-22 15:28:58,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:28:58,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745541137] [2021-11-22 15:28:58,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:28:58,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:28:58,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:28:58,983 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:28:58,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:28:59,002 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:28:59,247 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:28:59,247 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:28:59,247 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:28:59,247 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:28:59,248 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:28:59,248 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:28:59,248 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:28:59,248 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:28:59,248 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2021-11-22 15:28:59,248 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:28:59,248 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:28:59,260 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,265 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,277 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,279 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,281 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,284 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,347 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:28:59,347 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:28:59,349 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:28:59,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:28:59,351 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:28:59,361 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:28:59,361 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:28:59,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-22 15:28:59,394 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:28:59,394 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#t~ret5=0} Honda state: {gcd_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 15:28:59,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2021-11-22 15:28:59,423 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:28:59,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:28:59,425 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:28:59,438 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:28:59,438 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:28:59,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-22 15:28:59,501 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-22 15:28:59,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:28:59,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:28:59,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:28:59,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-22 15:28:59,509 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:28:59,509 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:28:59,610 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:28:59,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-22 15:28:59,615 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:28:59,615 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:28:59,615 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:28:59,615 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:28:59,615 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:28:59,615 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:28:59,616 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:28:59,616 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:28:59,616 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration1_Loop [2021-11-22 15:28:59,616 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:28:59,616 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:28:59,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,620 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,623 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,636 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,640 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,643 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:28:59,709 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:28:59,714 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:28:59,715 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:28:59,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:28:59,717 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:28:59,729 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:28:59,738 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:28:59,739 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:28:59,739 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:28:59,739 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:28:59,739 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:28:59,742 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:28:59,742 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:28:59,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-22 15:28:59,761 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:28:59,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2021-11-22 15:28:59,798 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:28:59,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:28:59,800 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:28:59,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-22 15:28:59,806 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:28:59,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:28:59,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:28:59,814 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:28:59,814 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:28:59,814 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:28:59,817 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:28:59,817 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:28:59,841 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:28:59,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-22 15:28:59,877 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:28:59,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:28:59,881 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:28:59,887 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:28:59,897 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:28:59,897 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:28:59,897 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:28:59,897 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:28:59,898 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:28:59,901 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:28:59,901 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:28:59,917 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-22 15:28:59,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-22 15:28:59,953 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-22 15:28:59,953 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-22 15:28:59,955 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:28:59,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:28:59,956 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:28:59,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-22 15:28:59,961 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-22 15:28:59,962 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-22 15:28:59,962 INFO L513 LassoAnalysis]: Proved termination. [2021-11-22 15:28:59,962 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y2) = 1*gcd_#in~y2 Supporting invariants [] [2021-11-22 15:28:59,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-22 15:28:59,987 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-22 15:29:00,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:29:00,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-22 15:29:00,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:29:00,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:29:00,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 15:29:00,055 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:29:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:29:00,155 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2021-11-22 15:29:00,156 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:29:00,287 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 31 states, 23 states have (on average 1.391304347826087) internal successors, (32), 23 states have internal predecessors, (32), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5). Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 117 states and 161 transitions. Complement of second has 22 states. [2021-11-22 15:29:00,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2021-11-22 15:29:00,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:29:00,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 61 transitions. [2021-11-22 15:29:00,297 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 61 transitions. Stem has 6 letters. Loop has 5 letters. [2021-11-22 15:29:00,298 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:00,298 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 61 transitions. Stem has 11 letters. Loop has 5 letters. [2021-11-22 15:29:00,299 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:00,299 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 61 transitions. Stem has 6 letters. Loop has 10 letters. [2021-11-22 15:29:00,299 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:00,300 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 117 states and 161 transitions. [2021-11-22 15:29:00,310 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-11-22 15:29:00,318 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 117 states to 49 states and 67 transitions. [2021-11-22 15:29:00,319 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 35 [2021-11-22 15:29:00,320 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 37 [2021-11-22 15:29:00,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 49 states and 67 transitions. [2021-11-22 15:29:00,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 15:29:00,322 INFO L681 BuchiCegarLoop]: Abstraction has 49 states and 67 transitions. [2021-11-22 15:29:00,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states and 67 transitions. [2021-11-22 15:29:00,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 41. [2021-11-22 15:29:00,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 30 states have (on average 1.1666666666666667) internal successors, (35), 30 states have internal predecessors, (35), 7 states have call successors, (7), 5 states have call predecessors, (7), 4 states have return successors, (12), 5 states have call predecessors, (12), 5 states have call successors, (12) [2021-11-22 15:29:00,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2021-11-22 15:29:00,366 INFO L704 BuchiCegarLoop]: Abstraction has 41 states and 54 transitions. [2021-11-22 15:29:00,366 INFO L587 BuchiCegarLoop]: Abstraction has 41 states and 54 transitions. [2021-11-22 15:29:00,366 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-22 15:29:00,366 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 41 states and 54 transitions. [2021-11-22 15:29:00,368 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 9 [2021-11-22 15:29:00,368 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:29:00,368 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:29:00,369 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:29:00,369 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2021-11-22 15:29:00,369 INFO L791 eck$LassoCheckResult]: Stem: 234#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 235#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 242#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 243#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 244#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 229#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 257#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 245#L18 assume !(~y1 <= 0 || ~y2 <= 0); 246#L18-2 assume !(~y1 == ~y2); 253#L25 assume ~y1 > ~y2; 228#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 230#gcdENTRY [2021-11-22 15:29:00,369 INFO L793 eck$LassoCheckResult]: Loop: 230#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 259#L18 assume !(~y1 <= 0 || ~y2 <= 0); 267#L18-2 assume !(~y1 == ~y2); 266#L25 assume ~y1 > ~y2; 258#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 230#gcdENTRY [2021-11-22 15:29:00,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:00,370 INFO L85 PathProgramCache]: Analyzing trace with hash 762413435, now seen corresponding path program 1 times [2021-11-22 15:29:00,370 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:00,370 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441693619] [2021-11-22 15:29:00,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:00,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:00,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:00,404 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:00,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:00,419 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:00,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:00,420 INFO L85 PathProgramCache]: Analyzing trace with hash 40301401, now seen corresponding path program 1 times [2021-11-22 15:29:00,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:00,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559388117] [2021-11-22 15:29:00,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:00,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:00,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:00,426 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:00,441 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:00,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:00,445 INFO L85 PathProgramCache]: Analyzing trace with hash -2064822753, now seen corresponding path program 2 times [2021-11-22 15:29:00,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:00,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583429635] [2021-11-22 15:29:00,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:00,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:00,465 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:00,516 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:00,607 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:29:00,607 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:29:00,607 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:29:00,607 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:29:00,608 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2021-11-22 15:29:00,608 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:00,608 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:29:00,608 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:29:00,608 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2021-11-22 15:29:00,608 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:29:00,608 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:29:00,610 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:00,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:00,615 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:00,616 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:00,618 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:00,621 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:00,662 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:29:00,662 INFO L404 LassoAnalysis]: Checking for nontermination... [2021-11-22 15:29:00,662 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:00,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:00,664 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:00,673 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:29:00,673 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:29:00,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-22 15:29:00,697 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:29:00,697 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_~y2=0} Honda state: {gcd_~y2=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 15:29:00,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:00,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:00,733 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:00,734 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:00,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-22 15:29:00,761 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:29:00,771 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:29:00,779 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:29:00,779 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#t~ret4=0} Honda state: {gcd_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 15:29:00,800 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:00,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:00,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:00,802 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:00,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-22 15:29:00,803 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:29:00,803 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:29:00,811 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:29:00,811 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_~y1=0} Honda state: {gcd_~y1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 15:29:00,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:00,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:00,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:00,837 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:00,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-22 15:29:00,839 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:29:00,839 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:29:00,846 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:29:00,846 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#t~ret5=0} Honda state: {gcd_#t~ret5=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 15:29:00,865 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:00,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:00,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:00,866 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:00,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-22 15:29:00,868 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:29:00,868 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:29:00,877 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2021-11-22 15:29:00,877 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {gcd_#res=0} Honda state: {gcd_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2021-11-22 15:29:00,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:00,896 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:00,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:00,905 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:00,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-22 15:29:00,916 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2021-11-22 15:29:00,916 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:29:00,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:00,952 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:00,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:00,953 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:00,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-22 15:29:00,954 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2021-11-22 15:29:00,954 INFO L160 nArgumentSynthesizer]: Using integer mode. [2021-11-22 15:29:01,184 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2021-11-22 15:29:01,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:01,187 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:29:01,187 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:29:01,187 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:29:01,187 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:29:01,187 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:29:01,187 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:01,187 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:29:01,187 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:29:01,188 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration2_Loop [2021-11-22 15:29:01,188 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:29:01,188 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:29:01,189 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:01,191 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:01,193 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:01,195 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:01,203 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:01,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:01,246 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:29:01,247 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:29:01,247 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:01,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:01,248 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:01,257 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:01,266 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:01,266 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:01,267 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:01,267 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:01,267 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:01,267 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:01,268 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:01,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-22 15:29:01,284 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:01,315 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:01,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:01,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:01,317 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:01,325 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:01,334 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:01,334 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:01,334 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:01,335 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:01,335 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:01,335 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:01,335 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:01,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2021-11-22 15:29:01,353 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:01,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:01,385 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:01,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:01,393 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:01,401 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:01,410 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:01,410 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:01,410 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:01,410 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:01,410 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:01,411 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:01,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:01,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2021-11-22 15:29:01,415 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:01,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:01,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:01,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:01,438 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:01,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2021-11-22 15:29:01,439 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:01,448 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:01,448 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:01,449 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:01,449 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:01,449 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:01,450 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:01,450 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:01,465 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-22 15:29:01,468 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2021-11-22 15:29:01,468 INFO L444 ModelExtractionUtils]: 1 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2021-11-22 15:29:01,468 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:01,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:01,470 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:01,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Waiting until timeout for monitored process [2021-11-22 15:29:01,474 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-22 15:29:01,474 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2021-11-22 15:29:01,474 INFO L513 LassoAnalysis]: Proved termination. [2021-11-22 15:29:01,474 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(gcd_#in~y1) = 1*gcd_#in~y1 Supporting invariants [] [2021-11-22 15:29:01,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:01,493 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2021-11-22 15:29:01,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:01,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:29:01,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 15:29:01,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:29:01,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:29:01,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-22 15:29:01,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:29:01,692 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:01,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:29:01,694 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2021-11-22 15:29:01,694 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16 Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:29:01,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (20)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:01,815 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 41 states and 54 transitions. cyclomatic complexity: 16. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 140 states and 188 transitions. Complement of second has 31 states. [2021-11-22 15:29:01,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 5 non-accepting loop states 1 accepting loop states [2021-11-22 15:29:01,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 2 states have call successors, (3), 2 states have call predecessors, (3), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-22 15:29:01,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 37 transitions. [2021-11-22 15:29:01,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 11 letters. Loop has 5 letters. [2021-11-22 15:29:01,817 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:01,817 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 16 letters. Loop has 5 letters. [2021-11-22 15:29:01,818 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:01,818 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 37 transitions. Stem has 11 letters. Loop has 10 letters. [2021-11-22 15:29:01,818 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:01,818 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 140 states and 188 transitions. [2021-11-22 15:29:01,824 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 8 [2021-11-22 15:29:01,830 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 140 states to 116 states and 164 transitions. [2021-11-22 15:29:01,831 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 65 [2021-11-22 15:29:01,831 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 67 [2021-11-22 15:29:01,831 INFO L73 IsDeterministic]: Start isDeterministic. Operand 116 states and 164 transitions. [2021-11-22 15:29:01,832 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 15:29:01,832 INFO L681 BuchiCegarLoop]: Abstraction has 116 states and 164 transitions. [2021-11-22 15:29:01,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states and 164 transitions. [2021-11-22 15:29:01,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 82. [2021-11-22 15:29:01,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 61 states have (on average 1.180327868852459) internal successors, (72), 65 states have internal predecessors, (72), 11 states have call successors, (11), 8 states have call predecessors, (11), 10 states have return successors, (26), 8 states have call predecessors, (26), 9 states have call successors, (26) [2021-11-22 15:29:01,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 109 transitions. [2021-11-22 15:29:01,845 INFO L704 BuchiCegarLoop]: Abstraction has 82 states and 109 transitions. [2021-11-22 15:29:01,845 INFO L587 BuchiCegarLoop]: Abstraction has 82 states and 109 transitions. [2021-11-22 15:29:01,845 INFO L425 BuchiCegarLoop]: ======== Iteration 3============ [2021-11-22 15:29:01,845 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 82 states and 109 transitions. [2021-11-22 15:29:01,848 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-22 15:29:01,848 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:29:01,848 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:29:01,853 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:29:01,853 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-11-22 15:29:01,853 INFO L791 eck$LassoCheckResult]: Stem: 520#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 521#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 528#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 529#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 530#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 514#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 548#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 556#L18 assume !(~y1 <= 0 || ~y2 <= 0); 581#L18-2 assume ~y1 == ~y2;#res := ~y1; 522#gcdFINAL assume true; 523#gcdEXIT >#73#return; 549#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 526#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 538#dividesENTRY [2021-11-22 15:29:01,853 INFO L793 eck$LassoCheckResult]: Loop: 538#dividesENTRY ~n := #in~n;~m := #in~m; 524#L33 assume !(0 == ~m); 527#L36 assume !(~n > ~m); 525#L39 call #t~ret6 := divides(~n, ~m - ~n);< 538#dividesENTRY [2021-11-22 15:29:01,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:01,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1760834896, now seen corresponding path program 1 times [2021-11-22 15:29:01,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:01,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530629031] [2021-11-22 15:29:01,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:01,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:01,861 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:01,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:01,873 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:01,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:01,874 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 1 times [2021-11-22 15:29:01,874 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:01,874 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270472222] [2021-11-22 15:29:01,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:01,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:01,879 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:01,883 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:01,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:01,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1103561454, now seen corresponding path program 1 times [2021-11-22 15:29:01,884 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:01,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972973723] [2021-11-22 15:29:01,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:01,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:01,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:01,895 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:01,909 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:02,369 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:29:02,370 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:29:02,370 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:29:02,370 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:29:02,370 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:29:02,370 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:02,370 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:29:02,370 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:29:02,370 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration3_Lasso [2021-11-22 15:29:02,370 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:29:02,370 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:29:02,372 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,375 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,377 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,379 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,391 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,403 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,405 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,407 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,420 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,422 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,441 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,444 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,446 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,448 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,452 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,454 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,456 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,459 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,461 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,463 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,465 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:02,657 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:29:02,657 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:29:02,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:02,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:02,662 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:02,669 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:02,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Waiting until timeout for monitored process [2021-11-22 15:29:02,677 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:02,677 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:02,677 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:02,677 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:02,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:02,678 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:02,678 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:02,679 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:02,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (21)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:02,701 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:02,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:02,702 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:02,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Waiting until timeout for monitored process [2021-11-22 15:29:02,703 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:02,714 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:02,714 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:02,714 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:02,714 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:02,714 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:02,715 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:02,715 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:02,745 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:02,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (22)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:02,769 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:02,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:02,770 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:02,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Waiting until timeout for monitored process [2021-11-22 15:29:02,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:02,778 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:02,778 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:02,778 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:02,778 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:02,778 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:02,779 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:02,779 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:02,780 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:02,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (23)] Ended with exit code 0 [2021-11-22 15:29:02,805 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:02,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:02,806 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:02,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Waiting until timeout for monitored process [2021-11-22 15:29:02,809 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:02,818 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:02,818 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:02,818 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:29:02,818 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:02,835 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-22 15:29:02,835 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:29:02,858 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-22 15:29:02,886 INFO L443 ModelExtractionUtils]: Simplification made 13 calls to the SMT solver. [2021-11-22 15:29:02,886 INFO L444 ModelExtractionUtils]: 5 out of 16 variables were initially zero. Simplification set additionally 5 variables to zero. [2021-11-22 15:29:02,887 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:02,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:02,893 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:02,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Waiting until timeout for monitored process [2021-11-22 15:29:02,895 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-22 15:29:02,905 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-11-22 15:29:02,906 INFO L513 LassoAnalysis]: Proved termination. [2021-11-22 15:29:02,906 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [1*divides_#in~n - 1 >= 0] [2021-11-22 15:29:02,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (24)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:02,954 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-11-22 15:29:02,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:29:02,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 15:29:02,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:29:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:29:03,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 15:29:03,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:29:03,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:29:03,262 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.6 stem predicates 3 loop predicates [2021-11-22 15:29:03,262 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 82 states and 109 transitions. cyclomatic complexity: 32 Second operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-22 15:29:03,517 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 82 states and 109 transitions. cyclomatic complexity: 32. Second operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Result 114 states and 146 transitions. Complement of second has 21 states. [2021-11-22 15:29:03,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 10 states 6 stem states 2 non-accepting loop states 2 accepting loop states [2021-11-22 15:29:03,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 7 states have internal predecessors, (13), 3 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-22 15:29:03,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 32 transitions. [2021-11-22 15:29:03,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 4 letters. [2021-11-22 15:29:03,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:03,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 17 letters. Loop has 4 letters. [2021-11-22 15:29:03,521 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:03,521 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 10 states and 32 transitions. Stem has 13 letters. Loop has 8 letters. [2021-11-22 15:29:03,522 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:03,522 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 114 states and 146 transitions. [2021-11-22 15:29:03,525 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-22 15:29:03,529 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 114 states to 96 states and 127 transitions. [2021-11-22 15:29:03,529 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 64 [2021-11-22 15:29:03,530 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 65 [2021-11-22 15:29:03,530 INFO L73 IsDeterministic]: Start isDeterministic. Operand 96 states and 127 transitions. [2021-11-22 15:29:03,531 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 15:29:03,531 INFO L681 BuchiCegarLoop]: Abstraction has 96 states and 127 transitions. [2021-11-22 15:29:03,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states and 127 transitions. [2021-11-22 15:29:03,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 86. [2021-11-22 15:29:03,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 64 states have (on average 1.171875) internal successors, (75), 68 states have internal predecessors, (75), 13 states have call successors, (13), 8 states have call predecessors, (13), 9 states have return successors, (28), 9 states have call predecessors, (28), 11 states have call successors, (28) [2021-11-22 15:29:03,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 116 transitions. [2021-11-22 15:29:03,542 INFO L704 BuchiCegarLoop]: Abstraction has 86 states and 116 transitions. [2021-11-22 15:29:03,542 INFO L587 BuchiCegarLoop]: Abstraction has 86 states and 116 transitions. [2021-11-22 15:29:03,542 INFO L425 BuchiCegarLoop]: ======== Iteration 4============ [2021-11-22 15:29:03,542 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 86 states and 116 transitions. [2021-11-22 15:29:03,544 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-22 15:29:03,544 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:29:03,544 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:29:03,545 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:29:03,545 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-11-22 15:29:03,545 INFO L791 eck$LassoCheckResult]: Stem: 839#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 840#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 847#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 848#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 849#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 850#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 870#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 883#L18 assume !(~y1 <= 0 || ~y2 <= 0); 887#L18-2 assume !(~y1 == ~y2); 884#L25 assume !(~y1 > ~y2); 833#L28 call #t~ret5 := gcd(~y1, ~y2 - ~y1);< 880#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 881#L18 assume !(~y1 <= 0 || ~y2 <= 0); 876#L18-2 assume ~y1 == ~y2;#res := ~y1; 841#gcdFINAL assume true; 842#gcdEXIT >#71#return; 898#L28-1 #res := #t~ret5;havoc #t~ret5; 888#gcdFINAL assume true; 875#gcdEXIT >#73#return; 871#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 846#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 862#dividesENTRY [2021-11-22 15:29:03,545 INFO L793 eck$LassoCheckResult]: Loop: 862#dividesENTRY ~n := #in~n;~m := #in~m; 843#L33 assume !(0 == ~m); 845#L36 assume !(~n > ~m); 844#L39 call #t~ret6 := divides(~n, ~m - ~n);< 862#dividesENTRY [2021-11-22 15:29:03,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:03,546 INFO L85 PathProgramCache]: Analyzing trace with hash -210908093, now seen corresponding path program 1 times [2021-11-22 15:29:03,546 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:03,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755497083] [2021-11-22 15:29:03,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:03,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:03,561 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:03,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:03,577 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:03,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:03,578 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 2 times [2021-11-22 15:29:03,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:03,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987382555] [2021-11-22 15:29:03,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:03,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:03,582 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:03,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:03,586 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:03,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:03,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1286077695, now seen corresponding path program 1 times [2021-11-22 15:29:03,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:03,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919946453] [2021-11-22 15:29:03,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:03,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:03,600 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:03,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:03,624 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:03,863 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (25)] Ended with exit code 0 [2021-11-22 15:29:04,210 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:29:04,210 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:29:04,210 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:29:04,210 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:29:04,210 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:29:04,211 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,211 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:29:04,211 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:29:04,211 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration4_Lasso [2021-11-22 15:29:04,211 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:29:04,211 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:29:04,213 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,232 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,234 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,236 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,240 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,246 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,249 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,250 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,252 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,254 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,256 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,257 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,259 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,270 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,278 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,293 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,295 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,297 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,305 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,307 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,309 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,311 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:04,486 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:29:04,486 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:29:04,486 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:04,493 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:04,501 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:04,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Waiting until timeout for monitored process [2021-11-22 15:29:04,510 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:04,510 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:04,510 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:04,510 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:04,512 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:04,512 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:04,522 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:04,558 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (26)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:04,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:04,559 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:04,561 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:04,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Waiting until timeout for monitored process [2021-11-22 15:29:04,570 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:04,570 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:04,570 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:04,570 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:04,572 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:04,572 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:04,585 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:04,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (27)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:04,621 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:04,622 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:04,626 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:04,635 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:04,635 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:04,635 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:04,635 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:04,637 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:04,637 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:04,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Waiting until timeout for monitored process [2021-11-22 15:29:04,649 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:04,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (28)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:04,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:04,680 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:04,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Waiting until timeout for monitored process [2021-11-22 15:29:04,682 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:04,688 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:04,689 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:04,689 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:04,689 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:04,690 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:04,690 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:04,705 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:04,723 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (29)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:04,724 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:04,724 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:04,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Waiting until timeout for monitored process [2021-11-22 15:29:04,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:04,732 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:04,732 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:04,733 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:04,733 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:04,733 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:04,734 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:04,734 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:04,734 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:04,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (30)] Ended with exit code 0 [2021-11-22 15:29:04,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:04,754 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:04,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Waiting until timeout for monitored process [2021-11-22 15:29:04,756 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:04,763 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:04,763 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:04,763 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:04,763 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:04,765 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:04,765 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:04,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:04,802 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (31)] Ended with exit code 0 [2021-11-22 15:29:04,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:04,803 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:04,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Waiting until timeout for monitored process [2021-11-22 15:29:04,804 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:04,811 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:04,811 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:04,811 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:04,811 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:04,811 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:04,812 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:04,812 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:04,845 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:04,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (32)] Ended with exit code 0 [2021-11-22 15:29:04,875 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:04,876 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:04,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Waiting until timeout for monitored process [2021-11-22 15:29:04,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:04,884 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:04,884 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:04,885 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:04,885 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:04,885 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:04,885 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:04,885 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:04,899 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:04,917 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (33)] Ended with exit code 0 [2021-11-22 15:29:04,918 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:04,920 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:04,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Waiting until timeout for monitored process [2021-11-22 15:29:04,921 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:04,929 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:04,930 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:04,930 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:04,930 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:04,930 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:04,930 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:04,930 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:04,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:04,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (34)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:04,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:04,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:04,960 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:04,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Waiting until timeout for monitored process [2021-11-22 15:29:04,963 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:04,969 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:04,969 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:04,970 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:04,970 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:04,970 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:04,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:04,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:04,997 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:05,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (35)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:05,033 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:05,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:05,038 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:05,046 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:05,055 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:05,055 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:05,055 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:05,055 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:05,055 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:05,056 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:05,056 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:05,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Waiting until timeout for monitored process [2021-11-22 15:29:05,073 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:05,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (36)] Ended with exit code 0 [2021-11-22 15:29:05,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:05,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:05,095 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:05,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Waiting until timeout for monitored process [2021-11-22 15:29:05,096 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:05,103 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:05,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:05,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:05,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:05,103 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:05,104 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:05,104 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:05,104 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:05,123 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (37)] Ended with exit code 0 [2021-11-22 15:29:05,123 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:05,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:05,124 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:05,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Waiting until timeout for monitored process [2021-11-22 15:29:05,125 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:05,136 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:05,136 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:05,136 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:05,136 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:05,136 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:05,137 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:05,137 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:05,138 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:05,157 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (38)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:05,157 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:05,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:05,158 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:05,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Waiting until timeout for monitored process [2021-11-22 15:29:05,160 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:05,167 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:05,167 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:05,167 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:05,167 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:05,167 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:05,167 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:05,167 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:05,168 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:05,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (39)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:05,190 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:05,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:05,191 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:05,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Waiting until timeout for monitored process [2021-11-22 15:29:05,195 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:05,202 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:05,202 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:05,202 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:05,202 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:05,202 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:05,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:05,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:05,209 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:05,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (40)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:05,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:05,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:05,232 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:05,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Waiting until timeout for monitored process [2021-11-22 15:29:05,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:05,240 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:05,240 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:05,240 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:29:05,240 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:05,252 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-22 15:29:05,253 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:29:05,269 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-22 15:29:05,288 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-11-22 15:29:05,289 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 8 variables to zero. [2021-11-22 15:29:05,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:05,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:05,290 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:05,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Waiting until timeout for monitored process [2021-11-22 15:29:05,291 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-22 15:29:05,309 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-11-22 15:29:05,309 INFO L513 LassoAnalysis]: Proved termination. [2021-11-22 15:29:05,309 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~m) = 1*divides_#in~m Supporting invariants [2*divides_#in~n - 1 >= 0] [2021-11-22 15:29:05,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (41)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:05,347 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-11-22 15:29:05,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:05,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (42)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:29:05,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-22 15:29:05,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:29:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:29:05,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 15:29:05,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:29:05,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:29:05,785 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.7 stem predicates 3 loop predicates [2021-11-22 15:29:05,785 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 86 states and 116 transitions. cyclomatic complexity: 35 Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-22 15:29:06,068 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 86 states and 116 transitions. cyclomatic complexity: 35. Second operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Result 110 states and 141 transitions. Complement of second has 23 states. [2021-11-22 15:29:06,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 7 stem states 2 non-accepting loop states 2 accepting loop states [2021-11-22 15:29:06,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10 states, 8 states have (on average 2.125) internal successors, (17), 7 states have internal predecessors, (17), 4 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-22 15:29:06,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 33 transitions. [2021-11-22 15:29:06,069 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 4 letters. [2021-11-22 15:29:06,070 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:06,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 25 letters. Loop has 4 letters. [2021-11-22 15:29:06,070 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:06,070 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 33 transitions. Stem has 21 letters. Loop has 8 letters. [2021-11-22 15:29:06,071 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:06,071 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 110 states and 141 transitions. [2021-11-22 15:29:06,073 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-22 15:29:06,076 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 110 states to 88 states and 117 transitions. [2021-11-22 15:29:06,076 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 56 [2021-11-22 15:29:06,077 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 57 [2021-11-22 15:29:06,077 INFO L73 IsDeterministic]: Start isDeterministic. Operand 88 states and 117 transitions. [2021-11-22 15:29:06,077 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2021-11-22 15:29:06,077 INFO L681 BuchiCegarLoop]: Abstraction has 88 states and 117 transitions. [2021-11-22 15:29:06,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states and 117 transitions. [2021-11-22 15:29:06,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 86. [2021-11-22 15:29:06,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 64 states have (on average 1.15625) internal successors, (74), 68 states have internal predecessors, (74), 13 states have call successors, (13), 8 states have call predecessors, (13), 9 states have return successors, (28), 9 states have call predecessors, (28), 11 states have call successors, (28) [2021-11-22 15:29:06,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 115 transitions. [2021-11-22 15:29:06,086 INFO L704 BuchiCegarLoop]: Abstraction has 86 states and 115 transitions. [2021-11-22 15:29:06,086 INFO L587 BuchiCegarLoop]: Abstraction has 86 states and 115 transitions. [2021-11-22 15:29:06,086 INFO L425 BuchiCegarLoop]: ======== Iteration 5============ [2021-11-22 15:29:06,086 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 86 states and 115 transitions. [2021-11-22 15:29:06,088 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2021-11-22 15:29:06,088 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-22 15:29:06,088 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-22 15:29:06,089 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-22 15:29:06,089 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2021-11-22 15:29:06,089 INFO L791 eck$LassoCheckResult]: Stem: 1186#ULTIMATE.startENTRY assume { :begin_inline_ULTIMATE.init } true;#NULL.base, #NULL.offset := 0, 0;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int(48, 1, 0, 1);call write~init~int(0, 1, 1, 1);call #Ultimate.allocInit(8, 2);call #Ultimate.allocInit(12, 3); 1187#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet7#1, main_#t~nondet8#1, main_#t~ret9#1, main_#t~ret10#1, main_~z~0#1, main_~m~0#1, main_~n~0#1;main_~m~0#1 := main_#t~nondet7#1;havoc main_#t~nondet7#1; 1196#L44 assume !(main_~m~0#1 <= 0 || main_~m~0#1 > 2147483647);main_~n~0#1 := main_#t~nondet8#1;havoc main_#t~nondet8#1; 1197#L48 assume !(main_~n~0#1 <= 0 || main_~n~0#1 > 2147483647); 1198#L51 assume main_~m~0#1 > 0 && main_~n~0#1 > 0; 1199#L52 call main_#t~ret9#1 := gcd(main_~m~0#1, main_~n~0#1);< 1218#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1239#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1237#L18-2 assume !(~y1 == ~y2); 1235#L25 assume ~y1 > ~y2; 1183#L26 call #t~ret4 := gcd(~y1 - ~y2, ~y2);< 1185#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1222#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1262#L18-2 assume !(~y1 == ~y2); 1216#L25 assume !(~y1 > ~y2); 1193#L28 call #t~ret5 := gcd(~y1, ~y2 - ~y1);< 1217#gcdENTRY ~y1 := #in~y1;~y2 := #in~y2; 1200#L18 assume !(~y1 <= 0 || ~y2 <= 0); 1201#L18-2 assume ~y1 == ~y2;#res := ~y1; 1211#gcdFINAL assume true; 1260#gcdEXIT >#71#return; 1261#L28-1 #res := #t~ret5;havoc #t~ret5; 1263#gcdFINAL assume true; 1233#gcdEXIT >#69#return; 1227#L26-1 #res := #t~ret4;havoc #t~ret4; 1225#gcdFINAL assume true; 1224#gcdEXIT >#73#return; 1219#L52-1 main_~z~0#1 := main_#t~ret9#1;havoc main_#t~ret9#1; 1189#L53 call main_#t~ret10#1 := divides(main_~z~0#1, main_~m~0#1);< 1206#dividesENTRY [2021-11-22 15:29:06,089 INFO L793 eck$LassoCheckResult]: Loop: 1206#dividesENTRY ~n := #in~n;~m := #in~m; 1188#L33 assume !(0 == ~m); 1190#L36 assume !(~n > ~m); 1191#L39 call #t~ret6 := divides(~n, ~m - ~n);< 1206#dividesENTRY [2021-11-22 15:29:06,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:06,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1700205680, now seen corresponding path program 1 times [2021-11-22 15:29:06,090 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:06,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757436295] [2021-11-22 15:29:06,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:06,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:06,108 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:06,148 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:06,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:06,149 INFO L85 PathProgramCache]: Analyzing trace with hash 927679, now seen corresponding path program 3 times [2021-11-22 15:29:06,149 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:06,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765723821] [2021-11-22 15:29:06,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:06,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:06,159 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:06,170 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:06,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:06,171 INFO L85 PathProgramCache]: Analyzing trace with hash 30895278, now seen corresponding path program 1 times [2021-11-22 15:29:06,171 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 15:29:06,171 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974923250] [2021-11-22 15:29:06,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 15:29:06,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 15:29:06,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:06,203 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-22 15:29:06,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-22 15:29:06,229 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-22 15:29:06,880 INFO L210 LassoAnalysis]: Preferences: [2021-11-22 15:29:06,880 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-22 15:29:06,881 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-22 15:29:06,881 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-22 15:29:06,881 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-22 15:29:06,881 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:06,881 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-22 15:29:06,881 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-22 15:29:06,881 INFO L133 ssoRankerPreferences]: Filename of dumped script: gcd02.c_Iteration5_Lasso [2021-11-22 15:29:06,881 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-22 15:29:06,881 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-22 15:29:06,882 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,885 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,886 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,888 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,890 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,891 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,893 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,894 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,905 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,907 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,908 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,910 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,914 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,916 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,925 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,929 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,931 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,933 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:06,950 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-22 15:29:07,119 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-22 15:29:07,120 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-22 15:29:07,120 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,121 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,126 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,135 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,135 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,136 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Waiting until timeout for monitored process [2021-11-22 15:29:07,144 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,177 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (43)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:07,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,178 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,180 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Waiting until timeout for monitored process [2021-11-22 15:29:07,189 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,197 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,197 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,198 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (44)] Ended with exit code 0 [2021-11-22 15:29:07,216 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,217 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Waiting until timeout for monitored process [2021-11-22 15:29:07,220 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,226 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,226 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,227 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,227 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,227 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,227 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,227 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,228 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (45)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:07,247 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,248 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Waiting until timeout for monitored process [2021-11-22 15:29:07,249 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,256 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,256 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,256 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,256 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,256 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,256 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,256 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,257 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (46)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:07,276 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,276 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Waiting until timeout for monitored process [2021-11-22 15:29:07,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,285 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,285 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,285 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,285 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,285 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,286 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,304 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,322 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (47)] Ended with exit code 0 [2021-11-22 15:29:07,323 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,323 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Waiting until timeout for monitored process [2021-11-22 15:29:07,324 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,332 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,332 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,332 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,332 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,332 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,332 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,333 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,333 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (48)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:07,352 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,352 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Waiting until timeout for monitored process [2021-11-22 15:29:07,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,361 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,361 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,361 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,361 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,361 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,362 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,362 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,363 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (49)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:07,381 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,382 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Waiting until timeout for monitored process [2021-11-22 15:29:07,383 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,390 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,390 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,391 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,391 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,392 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:07,392 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:07,402 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,420 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (50)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:07,421 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,421 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Waiting until timeout for monitored process [2021-11-22 15:29:07,423 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,431 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,432 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,432 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,432 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,434 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:07,434 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:07,449 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (51)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:07,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,491 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Waiting until timeout for monitored process [2021-11-22 15:29:07,492 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,499 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,499 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,499 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,499 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,500 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:07,500 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:07,502 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,520 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (52)] Ended with exit code 0 [2021-11-22 15:29:07,521 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,521 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,535 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Waiting until timeout for monitored process [2021-11-22 15:29:07,559 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (53)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:07,591 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,592 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,593 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,602 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,602 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,602 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,602 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,602 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,603 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,603 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Waiting until timeout for monitored process [2021-11-22 15:29:07,611 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,629 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (54)] Ended with exit code 0 [2021-11-22 15:29:07,630 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,630 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Waiting until timeout for monitored process [2021-11-22 15:29:07,631 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,638 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,639 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,639 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,639 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (55)] Ended with exit code 0 [2021-11-22 15:29:07,658 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,659 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Waiting until timeout for monitored process [2021-11-22 15:29:07,660 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,667 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,667 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,667 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,667 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,667 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,667 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,667 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,668 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (56)] Ended with exit code 0 [2021-11-22 15:29:07,687 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,688 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Waiting until timeout for monitored process [2021-11-22 15:29:07,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,700 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:07,700 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:07,725 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,757 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (57)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:07,757 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,758 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Waiting until timeout for monitored process [2021-11-22 15:29:07,760 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,767 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,767 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,767 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,767 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,768 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:07,769 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:07,783 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,801 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (58)] Ended with exit code 0 [2021-11-22 15:29:07,802 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,802 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Waiting until timeout for monitored process [2021-11-22 15:29:07,803 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,810 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,810 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,810 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,810 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,811 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:07,811 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:07,835 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (59)] Ended with exit code 0 [2021-11-22 15:29:07,867 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,868 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,874 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Waiting until timeout for monitored process [2021-11-22 15:29:07,882 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,882 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,882 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,882 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,884 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:07,884 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:07,897 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (60)] Ended with exit code 0 [2021-11-22 15:29:07,915 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,916 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Waiting until timeout for monitored process [2021-11-22 15:29:07,917 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,924 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,924 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,924 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,924 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,925 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:07,925 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:07,940 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (61)] Ended with exit code 0 [2021-11-22 15:29:07,959 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,959 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Waiting until timeout for monitored process [2021-11-22 15:29:07,961 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,968 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,968 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,968 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,968 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,968 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,970 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,970 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,970 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:07,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (62)] Ended with exit code 0 [2021-11-22 15:29:07,989 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:07,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:07,990 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:07,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Waiting until timeout for monitored process [2021-11-22 15:29:07,991 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:07,997 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:07,998 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:07,998 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:07,998 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:07,998 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:07,998 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:07,998 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:07,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:08,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (63)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:08,017 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:08,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:08,018 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:08,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Waiting until timeout for monitored process [2021-11-22 15:29:08,019 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:08,026 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:08,026 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:08,026 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:08,026 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:08,026 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:08,026 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:08,026 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:08,027 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:08,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (64)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:08,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:08,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:08,046 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:08,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Waiting until timeout for monitored process [2021-11-22 15:29:08,048 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:08,054 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:08,054 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:08,054 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:08,054 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:08,056 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:08,056 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:08,058 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:08,076 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (65)] Ended with exit code 0 [2021-11-22 15:29:08,076 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:08,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:08,077 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:08,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Waiting until timeout for monitored process [2021-11-22 15:29:08,079 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:08,085 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:08,086 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:08,086 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:08,086 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:08,087 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:08,087 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:08,089 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:08,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (66)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:08,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:08,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:08,108 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:08,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Waiting until timeout for monitored process [2021-11-22 15:29:08,111 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:08,118 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:08,118 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:08,118 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:08,118 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:08,119 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:08,119 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:08,152 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:08,180 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (67)] Ended with exit code 0 [2021-11-22 15:29:08,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:08,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:08,181 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:08,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Waiting until timeout for monitored process [2021-11-22 15:29:08,182 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:08,189 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:08,189 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:08,189 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:08,189 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:08,190 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-22 15:29:08,190 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-22 15:29:08,192 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:08,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (68)] Ended with exit code 0 [2021-11-22 15:29:08,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:08,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:08,211 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:08,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Waiting until timeout for monitored process [2021-11-22 15:29:08,212 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:08,219 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:08,219 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-22 15:29:08,219 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:08,219 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-22 15:29:08,219 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:08,220 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-22 15:29:08,220 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-22 15:29:08,221 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-22 15:29:08,239 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (69)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:08,239 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:08,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:08,240 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:08,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Waiting until timeout for monitored process [2021-11-22 15:29:08,241 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-22 15:29:08,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-22 15:29:08,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-22 15:29:08,248 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2021-11-22 15:29:08,248 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-22 15:29:08,255 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2021-11-22 15:29:08,255 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2021-11-22 15:29:08,276 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-22 15:29:08,303 INFO L443 ModelExtractionUtils]: Simplification made 16 calls to the SMT solver. [2021-11-22 15:29:08,303 INFO L444 ModelExtractionUtils]: 2 out of 16 variables were initially zero. Simplification set additionally 7 variables to zero. [2021-11-22 15:29:08,303 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-22 15:29:08,304 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 [2021-11-22 15:29:08,304 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-22 15:29:08,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Waiting until timeout for monitored process [2021-11-22 15:29:08,321 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-22 15:29:08,329 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2021-11-22 15:29:08,329 INFO L513 LassoAnalysis]: Proved termination. [2021-11-22 15:29:08,329 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(divides_#in~n, divides_#in~m) = -6*divides_#in~n + 6*divides_#in~m + 1 Supporting invariants [3*divides_#in~n - 1 >= 0] [2021-11-22 15:29:08,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (70)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:08,351 INFO L297 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2021-11-22 15:29:08,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 15:29:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:29:08,420 INFO L263 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-22 15:29:08,422 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:29:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 15:29:08,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 15:29:08,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 15:29:08,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 15:29:08,934 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.8 stem predicates 3 loop predicates [2021-11-22 15:29:08,936 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 86 states and 115 transitions. cyclomatic complexity: 34 Second operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-22 15:29:09,235 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 86 states and 115 transitions. cyclomatic complexity: 34. Second operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Result 96 states and 125 transitions. Complement of second has 23 states. [2021-11-22 15:29:09,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 11 states 8 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-22 15:29:09,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 9 states have (on average 2.111111111111111) internal successors, (19), 7 states have internal predecessors, (19), 4 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-22 15:29:09,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 26 transitions. [2021-11-22 15:29:09,239 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 4 letters. [2021-11-22 15:29:09,239 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:09,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 33 letters. Loop has 4 letters. [2021-11-22 15:29:09,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:09,240 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 11 states and 26 transitions. Stem has 29 letters. Loop has 8 letters. [2021-11-22 15:29:09,240 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-22 15:29:09,240 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 96 states and 125 transitions. [2021-11-22 15:29:09,242 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-22 15:29:09,243 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 96 states to 0 states and 0 transitions. [2021-11-22 15:29:09,243 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-22 15:29:09,243 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-22 15:29:09,243 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-22 15:29:09,243 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-22 15:29:09,243 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 15:29:09,243 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 15:29:09,243 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-22 15:29:09,243 INFO L425 BuchiCegarLoop]: ======== Iteration 6============ [2021-11-22 15:29:09,243 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-22 15:29:09,243 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-22 15:29:09,243 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-22 15:29:09,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 22.11 03:29:09 BoogieIcfgContainer [2021-11-22 15:29:09,250 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-22 15:29:09,251 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-22 15:29:09,251 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-22 15:29:09,251 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-22 15:29:09,252 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:28:58" (3/4) ... [2021-11-22 15:29:09,254 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-22 15:29:09,254 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-22 15:29:09,255 INFO L158 Benchmark]: Toolchain (without parser) took 11218.72ms. Allocated memory was 104.9MB in the beginning and 151.0MB in the end (delta: 46.1MB). Free memory was 72.2MB in the beginning and 48.7MB in the end (delta: 23.5MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2021-11-22 15:29:09,256 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory was 60.1MB in the beginning and 60.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 15:29:09,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.59ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 71.9MB in the beginning and 100.6MB in the end (delta: -28.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 15:29:09,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.56ms. Allocated memory is still 125.8MB. Free memory was 100.5MB in the beginning and 98.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:29:09,257 INFO L158 Benchmark]: Boogie Preprocessor took 30.59ms. Allocated memory is still 125.8MB. Free memory was 98.9MB in the beginning and 97.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:29:09,258 INFO L158 Benchmark]: RCFGBuilder took 264.89ms. Allocated memory is still 125.8MB. Free memory was 97.9MB in the beginning and 88.1MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 15:29:09,258 INFO L158 Benchmark]: BuchiAutomizer took 10618.97ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 88.1MB in the beginning and 49.8MB in the end (delta: 38.3MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2021-11-22 15:29:09,259 INFO L158 Benchmark]: Witness Printer took 3.76ms. Allocated memory is still 151.0MB. Free memory was 49.8MB in the beginning and 48.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 15:29:09,262 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 104.9MB. Free memory was 60.1MB in the beginning and 60.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.59ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 71.9MB in the beginning and 100.6MB in the end (delta: -28.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.56ms. Allocated memory is still 125.8MB. Free memory was 100.5MB in the beginning and 98.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.59ms. Allocated memory is still 125.8MB. Free memory was 98.9MB in the beginning and 97.9MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 264.89ms. Allocated memory is still 125.8MB. Free memory was 97.9MB in the beginning and 88.1MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 10618.97ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 88.1MB in the beginning and 49.8MB in the end (delta: 38.3MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. * Witness Printer took 3.76ms. Allocated memory is still 151.0MB. Free memory was 49.8MB in the beginning and 48.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 5 terminating modules (0 trivial, 5 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(y2) and consists of 7 locations. One deterministic module has affine ranking function \old(y1) and consists of 7 locations. One deterministic module has affine ranking function \old(m) and consists of 10 locations. One deterministic module has affine ranking function \old(m) and consists of 11 locations. One deterministic module has affine ranking function 6 * \old(m) + -6 * \old(n) + 1 and consists of 11 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.5s and 6 iterations. TraceHistogramMax:3. Analysis of lassos took 7.5s. Construction of modules took 0.2s. Büchi inclusion checks took 2.5s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 4. Automata minimization 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 54 StatesRemovedByMinimization, 4 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 86 states and ocurred in iteration 3. Nontrivial modules had stage [5, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 165 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 163 mSDsluCounter, 196 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 111 mSDsCounter, 98 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 291 IncrementalHoareTripleChecker+Invalid, 389 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 98 mSolverCounterUnsat, 85 mSDtfsCounter, 291 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT2 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso3 LassoPreprocessingBenchmarks: Lassos: inital48 mio100 ax100 hnf96 lsp71 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq167 hnf93 smp93 dnf120 smp100 tf104 neg97 sie112 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 100ms VariablesStem: 2 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 6 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-22 15:29:09,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (71)] Forceful destruction successful, exit code 0 [2021-11-22 15:29:09,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8bb5b78a-c7c5-4348-9623-d6afbaa408a2/bin/uautomizer-w2VwFs6gM0/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE