./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/array_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/array_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f1476526c0a7c864e0f43f0a8231ffd3d7c324e1f397c219fdbe228643d49425 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:29:08,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:29:08,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:29:08,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:29:08,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:29:08,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:29:08,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:29:08,743 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:29:08,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:29:08,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:29:08,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:29:08,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:29:08,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:29:08,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:29:08,767 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:29:08,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:29:08,778 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:29:08,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:29:08,790 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:29:08,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:29:08,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:29:08,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:29:08,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:29:08,807 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:29:08,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:29:08,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:29:08,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:29:08,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:29:08,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:29:08,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:29:08,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:29:08,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:29:08,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:29:08,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:29:08,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:29:08,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:29:08,838 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:29:08,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:29:08,839 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:29:08,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:29:08,841 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:29:08,842 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-11-02 22:29:08,900 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:29:08,908 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:29:08,909 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:29:08,909 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:29:08,911 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:29:08,911 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:29:08,912 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:29:08,912 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-11-02 22:29:08,912 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-11-02 22:29:08,912 INFO L138 SettingsManager]: * Use old map elimination=false [2021-11-02 22:29:08,914 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-11-02 22:29:08,914 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-11-02 22:29:08,914 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-11-02 22:29:08,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:29:08,915 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:29:08,915 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-02 22:29:08,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:29:08,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:29:08,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:29:08,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-11-02 22:29:08,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-11-02 22:29:08,917 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-11-02 22:29:08,917 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:29:08,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:29:08,918 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-11-02 22:29:08,918 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:29:08,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-11-02 22:29:08,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:29:08,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:29:08,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:29:08,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:29:08,922 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:29:08,924 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-11-02 22:29:08,924 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_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f1476526c0a7c864e0f43f0a8231ffd3d7c324e1f397c219fdbe228643d49425 [2021-11-02 22:29:09,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:29:09,299 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:29:09,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:29:09,304 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:29:09,306 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:29:09,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/loop-acceleration/array_1-2.c [2021-11-02 22:29:09,394 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/data/242e9d2f9/2b9fff8a08954260a100fca64547d99d/FLAG39ba49b57 [2021-11-02 22:29:09,973 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:29:09,974 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/sv-benchmarks/c/loop-acceleration/array_1-2.c [2021-11-02 22:29:09,980 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/data/242e9d2f9/2b9fff8a08954260a100fca64547d99d/FLAG39ba49b57 [2021-11-02 22:29:10,336 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/data/242e9d2f9/2b9fff8a08954260a100fca64547d99d [2021-11-02 22:29:10,344 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:29:10,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:29:10,349 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:29:10,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:29:10,354 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:29:10,355 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ff34005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10, skipping insertion in model container [2021-11-02 22:29:10,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:29:10,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:29:10,583 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/sv-benchmarks/c/loop-acceleration/array_1-2.c[321,334] [2021-11-02 22:29:10,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:29:10,603 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:29:10,617 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/sv-benchmarks/c/loop-acceleration/array_1-2.c[321,334] [2021-11-02 22:29:10,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:29:10,639 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:29:10,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10 WrapperNode [2021-11-02 22:29:10,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:29:10,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:29:10,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:29:10,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:29:10,653 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:29:10,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:29:10,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:29:10,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:29:10,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,703 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,713 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:29:10,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:29:10,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:29:10,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:29:10,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (1/1) ... [2021-11-02 22:29:10,733 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:10,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:10,779 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:10,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-11-02 22:29:10,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 22:29:10,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:29:10,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:29:10,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 22:29:10,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:29:10,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:29:10,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 22:29:11,137 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:29:11,137 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-02 22:29:11,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:29:11 BoogieIcfgContainer [2021-11-02 22:29:11,140 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:29:11,142 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-11-02 22:29:11,142 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-11-02 22:29:11,146 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-11-02 22:29:11,148 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:29:11,148 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 02.11 10:29:10" (1/3) ... [2021-11-02 22:29:11,150 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d639327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 10:29:11, skipping insertion in model container [2021-11-02 22:29:11,150 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:29:11,151 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:10" (2/3) ... [2021-11-02 22:29:11,151 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1d639327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 02.11 10:29:11, skipping insertion in model container [2021-11-02 22:29:11,152 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-11-02 22:29:11,152 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:29:11" (3/3) ... [2021-11-02 22:29:11,154 INFO L389 chiAutomizerObserver]: Analyzing ICFG array_1-2.c [2021-11-02 22:29:11,213 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-11-02 22:29:11,214 INFO L360 BuchiCegarLoop]: Hoare is false [2021-11-02 22:29:11,214 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-11-02 22:29:11,214 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-11-02 22:29:11,214 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-11-02 22:29:11,214 INFO L364 BuchiCegarLoop]: Difference is false [2021-11-02 22:29:11,215 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-11-02 22:29:11,215 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-11-02 22:29:11,230 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:29:11,249 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-02 22:29:11,249 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:29:11,250 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:29:11,255 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-02 22:29:11,255 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-02 22:29:11,256 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-11-02 22:29:11,256 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:29:11,257 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2021-11-02 22:29:11,257 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-11-02 22:29:11,258 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-11-02 22:29:11,258 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1] [2021-11-02 22:29:11,258 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1] [2021-11-02 22:29:11,265 INFO L791 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(12);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12); 10#L-1true havoc main_#res;havoc main_#t~post7, main_#t~mem8, main_~#A~0.base, main_~#A~0.offset, main_~i~0;call main_~#A~0.base, main_~#A~0.offset := #Ultimate.allocOnStack(8192);havoc main_~i~0;main_~i~0 := 0; 7#L16-3true [2021-11-02 22:29:11,266 INFO L793 eck$LassoCheckResult]: Loop: 7#L16-3true assume !!(main_~i~0 < 1024);call write~int(main_~i~0, main_~#A~0.base, main_~#A~0.offset + 4 * main_~i~0, 4); 8#L16-2true main_#t~post7 := main_~i~0;main_~i~0 := 1 + main_#t~post7;havoc main_#t~post7; 7#L16-3true [2021-11-02 22:29:11,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:29:11,272 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2021-11-02 22:29:11,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:29:11,282 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496425325] [2021-11-02 22:29:11,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:29:11,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:29:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:29:11,403 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:29:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:29:11,452 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:29:11,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:29:11,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1283, now seen corresponding path program 1 times [2021-11-02 22:29:11,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:29:11,457 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20580382] [2021-11-02 22:29:11,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:29:11,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:29:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:29:11,469 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:29:11,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:29:11,482 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:29:11,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:29:11,485 INFO L85 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2021-11-02 22:29:11,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-02 22:29:11,486 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78164699] [2021-11-02 22:29:11,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-02 22:29:11,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-02 22:29:11,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:29:11,519 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-02 22:29:11,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-02 22:29:11,551 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-02 22:29:12,491 INFO L210 LassoAnalysis]: Preferences: [2021-11-02 22:29:12,492 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2021-11-02 22:29:12,492 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2021-11-02 22:29:12,493 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2021-11-02 22:29:12,493 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2021-11-02 22:29:12,493 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:12,494 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2021-11-02 22:29:12,495 INFO L132 ssoRankerPreferences]: Path of dumped script: [2021-11-02 22:29:12,495 INFO L133 ssoRankerPreferences]: Filename of dumped script: array_1-2.c_Iteration1_Lasso [2021-11-02 22:29:12,496 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2021-11-02 22:29:12,496 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2021-11-02 22:29:12,542 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:29:12,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:29:12,578 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:29:12,584 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:29:12,589 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:29:12,912 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:29:12,922 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:29:12,927 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2021-11-02 22:29:13,275 INFO L294 LassoAnalysis]: Preprocessing complete. [2021-11-02 22:29:13,281 INFO L490 LassoAnalysis]: Using template 'affine'. [2021-11-02 22:29:13,283 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:13,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:13,289 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:13,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2021-11-02 22:29:13,325 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 [2021-11-02 22:29:13,337 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:13,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:13,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:13,338 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:13,344 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:13,345 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:13,361 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:13,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:13,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:13,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:13,411 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:13,428 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 [2021-11-02 22:29:13,440 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:13,441 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:29:13,441 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:13,442 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:13,442 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:13,446 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:29:13,446 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:29:13,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2021-11-02 22:29:13,465 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:13,513 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:13,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:13,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:13,515 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:13,524 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 [2021-11-02 22:29:13,535 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:13,536 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2021-11-02 22:29:13,536 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:13,536 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:13,536 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:13,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2021-11-02 22:29:13,538 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2021-11-02 22:29:13,538 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2021-11-02 22:29:13,553 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:13,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:13,600 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:13,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:13,602 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:13,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2021-11-02 22:29:13,604 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 [2021-11-02 22:29:13,615 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:13,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:13,616 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:13,616 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:13,620 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:13,620 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:13,632 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:13,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2021-11-02 22:29:13,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:13,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:13,680 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:13,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2021-11-02 22:29:13,684 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 [2021-11-02 22:29:13,695 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:13,695 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:13,695 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:13,695 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:13,716 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:13,717 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:13,733 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:13,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:13,782 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:13,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:13,785 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:13,792 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 [2021-11-02 22:29:13,804 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:13,804 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:13,804 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:13,805 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:13,811 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:13,814 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:13,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2021-11-02 22:29:13,821 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:13,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:13,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:13,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:13,857 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:13,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2021-11-02 22:29:13,860 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 [2021-11-02 22:29:13,869 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:13,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:13,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:13,870 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:13,874 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:13,874 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:13,905 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:13,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:13,957 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:13,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:13,961 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:13,968 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 [2021-11-02 22:29:13,980 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:13,981 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:13,981 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:13,981 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:13,984 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:13,984 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:13,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2021-11-02 22:29:13,999 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:14,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:14,025 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:14,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:14,026 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:14,032 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 [2021-11-02 22:29:14,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2021-11-02 22:29:14,042 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:14,042 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:14,042 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:14,042 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:14,046 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:14,046 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:14,060 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:14,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:14,107 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:14,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:14,108 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:14,123 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 [2021-11-02 22:29:14,134 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:14,135 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:14,135 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:14,135 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:14,139 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:14,140 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:14,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2021-11-02 22:29:14,153 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:14,193 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:14,193 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:14,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:14,195 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:14,210 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 [2021-11-02 22:29:14,222 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:14,222 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:14,223 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:14,223 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:14,226 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:14,227 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:14,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2021-11-02 22:29:14,238 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:14,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:14,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:14,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:14,268 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:14,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2021-11-02 22:29:14,271 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 [2021-11-02 22:29:14,288 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:14,288 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:14,288 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:14,288 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:14,292 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:14,292 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:14,317 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:14,357 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:14,358 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:14,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:14,359 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:14,370 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2021-11-02 22:29:14,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:14,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:14,383 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:14,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:14,386 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:14,386 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:14,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2021-11-02 22:29:14,405 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2021-11-02 22:29:14,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:14,452 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:14,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:14,457 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:14,466 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 [2021-11-02 22:29:14,478 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2021-11-02 22:29:14,478 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2021-11-02 22:29:14,479 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2021-11-02 22:29:14,479 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2021-11-02 22:29:14,486 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2021-11-02 22:29:14,486 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2021-11-02 22:29:14,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2021-11-02 22:29:14,509 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2021-11-02 22:29:14,573 INFO L443 ModelExtractionUtils]: Simplification made 10 calls to the SMT solver. [2021-11-02 22:29:14,573 INFO L444 ModelExtractionUtils]: 3 out of 16 variables were initially zero. Simplification set additionally 10 variables to zero. [2021-11-02 22:29:14,575 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-11-02 22:29:14,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:14,597 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:14,665 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2021-11-02 22:29:14,666 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2021-11-02 22:29:14,699 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2021-11-02 22:29:14,699 INFO L513 LassoAnalysis]: Proved termination. [2021-11-02 22:29:14,699 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0, v_rep(select #length ULTIMATE.start_main_~#A~0.base)_1) = -8*ULTIMATE.start_main_~i~0 + 2047*v_rep(select #length ULTIMATE.start_main_~#A~0.base)_1 Supporting invariants [] [2021-11-02 22:29:14,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:14,829 INFO L297 tatePredicateManager]: 11 out of 11 supporting invariants were superfluous and have been removed [2021-11-02 22:29:14,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-02 22:29:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:29:14,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-02 22:29:14,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:29:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-02 22:29:14,930 WARN L261 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-02 22:29:14,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-02 22:29:15,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-02 22:29:15,047 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2021-11-02 22:29:15,049 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:29:15,122 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 11 states, 10 states have (on average 1.3) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 24 states and 30 transitions. Complement of second has 8 states. [2021-11-02 22:29:15,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2021-11-02 22:29:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-02 22:29:15,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 17 transitions. [2021-11-02 22:29:15,126 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 2 letters. Loop has 2 letters. [2021-11-02 22:29:15,126 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 22:29:15,127 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 4 letters. Loop has 2 letters. [2021-11-02 22:29:15,127 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 22:29:15,127 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 17 transitions. Stem has 2 letters. Loop has 4 letters. [2021-11-02 22:29:15,127 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2021-11-02 22:29:15,128 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 24 states and 30 transitions. [2021-11-02 22:29:15,134 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-02 22:29:15,137 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 24 states to 0 states and 0 transitions. [2021-11-02 22:29:15,137 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2021-11-02 22:29:15,138 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2021-11-02 22:29:15,138 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2021-11-02 22:29:15,138 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-11-02 22:29:15,138 INFO L681 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 22:29:15,138 INFO L704 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 22:29:15,138 INFO L587 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-02 22:29:15,139 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-11-02 22:29:15,139 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2021-11-02 22:29:15,139 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2021-11-02 22:29:15,139 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2021-11-02 22:29:15,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 02.11 10:29:15 BoogieIcfgContainer [2021-11-02 22:29:15,144 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-11-02 22:29:15,145 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 22:29:15,145 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 22:29:15,145 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 22:29:15,146 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:29:11" (3/4) ... [2021-11-02 22:29:15,149 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-02 22:29:15,149 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 22:29:15,150 INFO L168 Benchmark]: Toolchain (without parser) took 4803.36 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 63.3 MB in the beginning and 73.2 MB in the end (delta: -9.9 MB). Peak memory consumption was 25.3 MB. Max. memory is 16.1 GB. [2021-11-02 22:29:15,151 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory is still 79.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:29:15,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 291.82 ms. Allocated memory is still 100.7 MB. Free memory was 63.1 MB in the beginning and 77.1 MB in the end (delta: -14.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-02 22:29:15,153 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.41 ms. Allocated memory is still 100.7 MB. Free memory was 77.1 MB in the beginning and 75.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 22:29:15,153 INFO L168 Benchmark]: Boogie Preprocessor took 28.88 ms. Allocated memory is still 100.7 MB. Free memory was 75.9 MB in the beginning and 74.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:29:15,154 INFO L168 Benchmark]: RCFGBuilder took 421.94 ms. Allocated memory is still 100.7 MB. Free memory was 74.6 MB in the beginning and 65.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-02 22:29:15,155 INFO L168 Benchmark]: BuchiAutomizer took 4002.83 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 65.1 MB in the beginning and 73.2 MB in the end (delta: -8.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.1 GB. [2021-11-02 22:29:15,155 INFO L168 Benchmark]: Witness Printer took 3.83 ms. Allocated memory is still 136.3 MB. Free memory is still 73.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:29:15,160 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory is still 79.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 291.82 ms. Allocated memory is still 100.7 MB. Free memory was 63.1 MB in the beginning and 77.1 MB in the end (delta: -14.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 46.41 ms. Allocated memory is still 100.7 MB. Free memory was 77.1 MB in the beginning and 75.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.88 ms. Allocated memory is still 100.7 MB. Free memory was 75.9 MB in the beginning and 74.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 421.94 ms. Allocated memory is still 100.7 MB. Free memory was 74.6 MB in the beginning and 65.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 4002.83 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 65.1 MB in the beginning and 73.2 MB in the end (delta: -8.1 MB). Peak memory consumption was 28.1 MB. Max. memory is 16.1 GB. * Witness Printer took 3.83 ms. Allocated memory is still 136.3 MB. Free memory is still 73.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function 2047 * unknown-#length-unknown[A] + -8 * i and consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 3.9s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 3.5s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 0 states and ocurred in iteration 1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 4 SDtfs, 6 SDslu, 4 SDs, 0 SdLazy, 12 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital182 mio100 ax100 hnf100 lsp93 ukn55 mio100 lsp43 div100 bol100 ite100 ukn100 eq163 hnf92 smp100 dnf100 smp100 tf100 neg100 sie103 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 79ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2021-11-02 22:29:15,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Forceful destruction successful, exit code 0 [2021-11-02 22:29:15,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78a02150-dbbd-4290-bbf3-201c8dbde796/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE