./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted-lit/Avery-FLOPS2006-Table1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted-lit/Avery-FLOPS2006-Table1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9b244382de79ee7e63c5a39dc4ba4645eb8228d285c75cf6df9353c232d1a135 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 21:29:01,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 21:29:01,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 21:29:01,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 21:29:01,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 21:29:01,860 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 21:29:01,861 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 21:29:01,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 21:29:01,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 21:29:01,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 21:29:01,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 21:29:01,867 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 21:29:01,867 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 21:29:01,868 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 21:29:01,869 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 21:29:01,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 21:29:01,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 21:29:01,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 21:29:01,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 21:29:01,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 21:29:01,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 21:29:01,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 21:29:01,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 21:29:01,880 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 21:29:01,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 21:29:01,884 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 21:29:01,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 21:29:01,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 21:29:01,885 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 21:29:01,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 21:29:01,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 21:29:01,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 21:29:01,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 21:29:01,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 21:29:01,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 21:29:01,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 21:29:01,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 21:29:01,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 21:29:01,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 21:29:01,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 21:29:01,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 21:29:01,893 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 21:29:01,915 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 21:29:01,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 21:29:01,915 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 21:29:01,916 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 21:29:01,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 21:29:01,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 21:29:01,917 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 21:29:01,917 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 21:29:01,917 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 21:29:01,918 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 21:29:01,918 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 21:29:01,918 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 21:29:01,918 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 21:29:01,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 21:29:01,919 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 21:29:01,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 21:29:01,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 21:29:01,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 21:29:01,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 21:29:01,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 21:29:01,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 21:29:01,920 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 21:29:01,920 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 21:29:01,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 21:29:01,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 21:29:01,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 21:29:01,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 21:29:01,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 21:29:01,922 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 21:29:01,922 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_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b244382de79ee7e63c5a39dc4ba4645eb8228d285c75cf6df9353c232d1a135 [2022-12-13 21:29:02,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 21:29:02,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 21:29:02,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 21:29:02,117 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 21:29:02,118 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 21:29:02,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-crafted-lit/Avery-FLOPS2006-Table1.c [2022-12-13 21:29:04,639 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 21:29:04,777 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 21:29:04,777 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/sv-benchmarks/c/termination-crafted-lit/Avery-FLOPS2006-Table1.c [2022-12-13 21:29:04,781 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/data/35d220739/b9aae8df28f24b6db55d38a258271afb/FLAGa98de217c [2022-12-13 21:29:05,203 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/data/35d220739/b9aae8df28f24b6db55d38a258271afb [2022-12-13 21:29:05,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 21:29:05,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 21:29:05,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 21:29:05,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 21:29:05,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 21:29:05,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7206a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05, skipping insertion in model container [2022-12-13 21:29:05,211 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,216 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 21:29:05,225 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 21:29:05,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:29:05,347 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 21:29:05,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 21:29:05,364 INFO L208 MainTranslator]: Completed translation [2022-12-13 21:29:05,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05 WrapperNode [2022-12-13 21:29:05,365 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 21:29:05,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 21:29:05,366 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 21:29:05,366 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 21:29:05,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,385 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2022-12-13 21:29:05,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 21:29:05,385 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 21:29:05,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 21:29:05,386 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 21:29:05,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,396 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,396 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 21:29:05,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 21:29:05,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 21:29:05,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 21:29:05,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (1/1) ... [2022-12-13 21:29:05,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:05,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:05,423 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:05,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 21:29:05,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 21:29:05,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 21:29:05,509 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 21:29:05,510 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 21:29:05,555 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 21:29:05,560 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 21:29:05,560 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 21:29:05,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:29:05 BoogieIcfgContainer [2022-12-13 21:29:05,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 21:29:05,563 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 21:29:05,563 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 21:29:05,567 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 21:29:05,567 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 21:29:05,568 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 09:29:05" (1/3) ... [2022-12-13 21:29:05,568 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@12c7b9ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 09:29:05, skipping insertion in model container [2022-12-13 21:29:05,569 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 21:29:05,569 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:29:05" (2/3) ... [2022-12-13 21:29:05,569 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@12c7b9ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 09:29:05, skipping insertion in model container [2022-12-13 21:29:05,569 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 21:29:05,569 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:29:05" (3/3) ... [2022-12-13 21:29:05,571 INFO L332 chiAutomizerObserver]: Analyzing ICFG Avery-FLOPS2006-Table1.c [2022-12-13 21:29:05,615 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 21:29:05,616 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 21:29:05,616 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 21:29:05,616 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 21:29:05,616 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 21:29:05,616 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 21:29:05,616 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 21:29:05,616 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 21:29:05,619 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 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) [2022-12-13 21:29:05,631 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2022-12-13 21:29:05,631 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:29:05,631 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:29:05,634 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-12-13 21:29:05,634 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-12-13 21:29:05,635 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 21:29:05,635 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 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) [2022-12-13 21:29:05,635 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 2 [2022-12-13 21:29:05,635 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:29:05,636 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:29:05,636 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2022-12-13 21:29:05,636 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-12-13 21:29:05,641 INFO L748 eck$LassoCheckResult]: Stem: 4#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1, main_~z~0#1, main_~i~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_~i~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~z~0#1 := 0;main_~i~0#1 := main_~x~0#1; 9#L20true assume main_~y~0#1 > 0 && main_~x~0#1 > 0; 6#L21-2true [2022-12-13 21:29:05,641 INFO L750 eck$LassoCheckResult]: Loop: 6#L21-2true assume !!(main_~i~0#1 > 0);main_~i~0#1 := main_~i~0#1 - 1;main_~z~0#1 := 1 + main_~z~0#1; 6#L21-2true [2022-12-13 21:29:05,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:29:05,645 INFO L85 PathProgramCache]: Analyzing trace with hash 29858, now seen corresponding path program 1 times [2022-12-13 21:29:05,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:29:05,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115899396] [2022-12-13 21:29:05,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:29:05,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:29:05,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:29:05,706 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:29:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:29:05,721 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:29:05,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:29:05,723 INFO L85 PathProgramCache]: Analyzing trace with hash 45, now seen corresponding path program 1 times [2022-12-13 21:29:05,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:29:05,723 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323761231] [2022-12-13 21:29:05,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:29:05,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:29:05,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:29:05,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:29:05,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:29:05,734 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:29:05,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:29:05,736 INFO L85 PathProgramCache]: Analyzing trace with hash 925612, now seen corresponding path program 1 times [2022-12-13 21:29:05,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:29:05,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333293358] [2022-12-13 21:29:05,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:29:05,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:29:05,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:29:05,745 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:29:05,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:29:05,750 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:29:05,800 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:29:05,801 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:29:05,801 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:29:05,801 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:29:05,801 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 21:29:05,801 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:05,801 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:29:05,801 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:29:05,801 INFO L133 ssoRankerPreferences]: Filename of dumped script: Avery-FLOPS2006-Table1.c_Iteration1_Loop [2022-12-13 21:29:05,802 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:29:05,802 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:29:05,814 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:05,824 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:05,828 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:05,833 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:05,900 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:29:05,901 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 21:29:05,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:05,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:05,904 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:05,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 21:29:05,906 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 21:29:05,906 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 21:29:05,930 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 21:29:05,930 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-12-13 21:29:05,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 21:29:05,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:05,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:05,935 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:05,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 21:29:05,938 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 21:29:05,938 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 21:29:05,956 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 21:29:05,956 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-12-13 21:29:05,959 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 21:29:05,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:05,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:05,960 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:05,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 21:29:05,962 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 21:29:05,962 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 21:29:05,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 21:29:05,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:05,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:05,978 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:05,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 21:29:05,980 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 21:29:05,980 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 21:29:06,008 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 21:29:06,008 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_~z~0#1=0} Honda state: {ULTIMATE.start_main_~z~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_main_~z~0#1=1}, {ULTIMATE.start_main_~z~0#1=-1}, {ULTIMATE.start_main_~z~0#1=1}] Lambdas: [2, 1, 1] Nus: [1, 0] [2022-12-13 21:29:06,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2022-12-13 21:29:06,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,013 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 21:29:06,015 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 21:29:06,015 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 21:29:06,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2022-12-13 21:29:06,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,030 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 21:29:06,032 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 21:29:06,033 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 21:29:06,054 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 21:29:06,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 21:29:06,057 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:29:06,057 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:29:06,057 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:29:06,057 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:29:06,057 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:29:06,057 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,057 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:29:06,057 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:29:06,058 INFO L133 ssoRankerPreferences]: Filename of dumped script: Avery-FLOPS2006-Table1.c_Iteration1_Loop [2022-12-13 21:29:06,058 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:29:06,058 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:29:06,060 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,063 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,067 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,070 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,113 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:29:06,116 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:29:06,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,118 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 21:29:06,121 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 [2022-12-13 21:29:06,131 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:29:06,132 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:29:06,132 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:29:06,132 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:29:06,137 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:29:06,137 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:29:06,143 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:29:06,146 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2022-12-13 21:29:06,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,147 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 21:29:06,149 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 [2022-12-13 21:29:06,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:29:06,160 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:29:06,160 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:29:06,160 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:29:06,163 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:29:06,164 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:29:06,169 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:29:06,172 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 21:29:06,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,173 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,174 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 21:29:06,175 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 [2022-12-13 21:29:06,185 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:29:06,185 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:29:06,186 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:29:06,186 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:29:06,186 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:29:06,187 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:29:06,187 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:29:06,189 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:29:06,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 21:29:06,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,193 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2022-12-13 21:29:06,196 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 [2022-12-13 21:29:06,206 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:29:06,206 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:29:06,206 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:29:06,206 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:29:06,207 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:29:06,208 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:29:06,208 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:29:06,211 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:29:06,215 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-12-13 21:29:06,215 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-12-13 21:29:06,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,246 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2022-12-13 21:29:06,248 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:29:06,248 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-12-13 21:29:06,249 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:29:06,249 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-12-13 21:29:06,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Ended with exit code 0 [2022-12-13 21:29:06,254 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-12-13 21:29:06,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:29:06,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:29:06,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:29:06,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:29:06,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:29:06,288 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:29:06,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:29:06,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:29:06,313 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-12-13 21:29:06,314 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 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 2 states, 2 states have (on average 2.0) internal successors, (4), 2 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) [2022-12-13 21:29:06,345 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 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 2 states, 2 states have (on average 2.0) internal successors, (4), 2 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 29 states and 37 transitions. Complement of second has 6 states. [2022-12-13 21:29:06,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2022-12-13 21:29:06,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.0) internal successors, (4), 2 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) [2022-12-13 21:29:06,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2022-12-13 21:29:06,353 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 3 letters. Loop has 1 letters. [2022-12-13 21:29:06,353 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:29:06,354 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 4 letters. Loop has 1 letters. [2022-12-13 21:29:06,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:29:06,354 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 21 transitions. Stem has 3 letters. Loop has 2 letters. [2022-12-13 21:29:06,354 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:29:06,354 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 29 states and 37 transitions. [2022-12-13 21:29:06,357 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-12-13 21:29:06,359 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 29 states to 7 states and 9 transitions. [2022-12-13 21:29:06,360 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 5 [2022-12-13 21:29:06,360 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 6 [2022-12-13 21:29:06,360 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 9 transitions. [2022-12-13 21:29:06,360 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:29:06,360 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 9 transitions. [2022-12-13 21:29:06,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 9 transitions. [2022-12-13 21:29:06,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 6. [2022-12-13 21:29:06,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6 states, 6 states have (on average 1.3333333333333333) internal successors, (8), 5 states have internal predecessors, (8), 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) [2022-12-13 21:29:06,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8 transitions. [2022-12-13 21:29:06,378 INFO L240 hiAutomatonCegarLoop]: Abstraction has 6 states and 8 transitions. [2022-12-13 21:29:06,378 INFO L428 stractBuchiCegarLoop]: Abstraction has 6 states and 8 transitions. [2022-12-13 21:29:06,378 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 21:29:06,378 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 6 states and 8 transitions. [2022-12-13 21:29:06,379 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-12-13 21:29:06,379 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 21:29:06,379 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 21:29:06,379 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2022-12-13 21:29:06,379 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-12-13 21:29:06,379 INFO L748 eck$LassoCheckResult]: Stem: 74#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 75#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1, main_~z~0#1, main_~i~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_~z~0#1;havoc main_~i~0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;main_~z~0#1 := 0;main_~i~0#1 := main_~x~0#1; 78#L20 assume main_~y~0#1 > 0 && main_~x~0#1 > 0; 76#L21-2 assume !(main_~i~0#1 > 0); 73#L25-1 [2022-12-13 21:29:06,380 INFO L750 eck$LassoCheckResult]: Loop: 73#L25-1 assume !!(main_~i~0#1 < main_~y~0#1);main_~i~0#1 := 1 + main_~i~0#1;main_~z~0#1 := main_~z~0#1 - 1; 73#L25-1 [2022-12-13 21:29:06,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:29:06,380 INFO L85 PathProgramCache]: Analyzing trace with hash 925610, now seen corresponding path program 1 times [2022-12-13 21:29:06,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:29:06,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529870160] [2022-12-13 21:29:06,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:29:06,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:29:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:29:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:29:06,421 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 21:29:06,421 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529870160] [2022-12-13 21:29:06,421 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529870160] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 21:29:06,422 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 21:29:06,422 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 21:29:06,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098515852] [2022-12-13 21:29:06,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 21:29:06,424 INFO L753 eck$LassoCheckResult]: stem already infeasible [2022-12-13 21:29:06,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:29:06,424 INFO L85 PathProgramCache]: Analyzing trace with hash 56, now seen corresponding path program 1 times [2022-12-13 21:29:06,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 21:29:06,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204565832] [2022-12-13 21:29:06,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 21:29:06,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 21:29:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:29:06,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 21:29:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 21:29:06,432 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 21:29:06,448 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:29:06,448 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:29:06,448 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:29:06,448 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:29:06,449 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 21:29:06,449 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,449 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:29:06,449 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:29:06,449 INFO L133 ssoRankerPreferences]: Filename of dumped script: Avery-FLOPS2006-Table1.c_Iteration2_Loop [2022-12-13 21:29:06,449 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:29:06,449 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:29:06,451 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,454 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,456 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,461 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,493 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Ended with exit code 0 [2022-12-13 21:29:06,503 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:29:06,503 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 21:29:06,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,504 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2022-12-13 21:29:06,506 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 21:29:06,506 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 21:29:06,523 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 21:29:06,524 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_3=0} Honda state: {v_rep~unnamed0~0~false_3=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-12-13 21:29:06,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2022-12-13 21:29:06,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,527 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2022-12-13 21:29:06,530 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 21:29:06,530 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 21:29:06,547 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 21:29:06,547 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_3=1} Honda state: {v_rep~unnamed0~0~true_3=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-12-13 21:29:06,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2022-12-13 21:29:06,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,551 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2022-12-13 21:29:06,553 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 21:29:06,554 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 21:29:06,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Ended with exit code 0 [2022-12-13 21:29:06,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,569 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Waiting until timeout for monitored process [2022-12-13 21:29:06,571 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 21:29:06,571 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 21:29:06,684 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 21:29:06,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (16)] Ended with exit code 0 [2022-12-13 21:29:06,687 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 21:29:06,687 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 21:29:06,688 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 21:29:06,688 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 21:29:06,688 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 21:29:06,688 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,688 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 21:29:06,688 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 21:29:06,688 INFO L133 ssoRankerPreferences]: Filename of dumped script: Avery-FLOPS2006-Table1.c_Iteration2_Loop [2022-12-13 21:29:06,688 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 21:29:06,688 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 21:29:06,690 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,692 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,697 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,699 INFO L117 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2022-12-13 21:29:06,728 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 21:29:06,728 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 21:29:06,728 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,729 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Waiting until timeout for monitored process [2022-12-13 21:29:06,731 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 [2022-12-13 21:29:06,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:29:06,742 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:29:06,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:29:06,742 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:29:06,744 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2022-12-13 21:29:06,744 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2022-12-13 21:29:06,748 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 21:29:06,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (17)] Ended with exit code 0 [2022-12-13 21:29:06,751 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,752 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Waiting until timeout for monitored process [2022-12-13 21:29:06,754 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 [2022-12-13 21:29:06,764 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 21:29:06,765 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 21:29:06,765 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 21:29:06,765 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 21:29:06,765 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 21:29:06,766 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 21:29:06,766 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 21:29:06,768 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 21:29:06,771 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-12-13 21:29:06,772 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-12-13 21:29:06,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 21:29:06,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 21:29:06,773 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 21:29:06,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Waiting until timeout for monitored process [2022-12-13 21:29:06,775 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 21:29:06,775 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-12-13 21:29:06,775 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 21:29:06,775 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1, ULTIMATE.start_main_~i~0#1) = 1*ULTIMATE.start_main_~y~0#1 - 1*ULTIMATE.start_main_~i~0#1 Supporting invariants [] [2022-12-13 21:29:06,778 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (18)] Forceful destruction successful, exit code 0 [2022-12-13 21:29:06,779 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-12-13 21:29:06,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 21:29:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:29:06,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 21:29:06,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:29:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 21:29:06,802 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 21:29:06,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 21:29:06,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 21:29:06,803 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 1 loop predicates [2022-12-13 21:29:06,803 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 6 states and 8 transitions. cyclomatic complexity: 4 Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:29:06,807 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 6 states and 8 transitions. cyclomatic complexity: 4. Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 7 states and 9 transitions. Complement of second has 2 states. [2022-12-13 21:29:06,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 2 states 1 stem states 0 non-accepting loop states 1 accepting loop states [2022-12-13 21:29:06,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 21:29:06,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 6 transitions. [2022-12-13 21:29:06,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 4 letters. Loop has 1 letters. [2022-12-13 21:29:06,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:29:06,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 5 letters. Loop has 1 letters. [2022-12-13 21:29:06,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:29:06,809 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 2 states and 6 transitions. Stem has 4 letters. Loop has 2 letters. [2022-12-13 21:29:06,809 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 21:29:06,809 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 7 states and 9 transitions. [2022-12-13 21:29:06,810 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 21:29:06,810 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 7 states to 0 states and 0 transitions. [2022-12-13 21:29:06,810 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 21:29:06,810 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 21:29:06,810 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 21:29:06,810 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:29:06,810 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:29:06,811 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:29:06,811 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 21:29:06,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 21:29:06,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 21:29:06,814 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 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) [2022-12-13 21:29:06,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 21:29:06,816 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2022-12-13 21:29:06,816 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2022-12-13 21:29:06,816 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 21:29:06,816 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2022-12-13 21:29:06,817 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 21:29:06,817 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 21:29:06,817 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 21:29:06,817 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 21:29:06,817 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:29:06,817 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:29:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 21:29:06,818 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 21:29:06,818 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2022-12-13 21:29:06,818 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 21:29:06,818 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 21:29:06,818 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 21:29:06,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 09:29:06 BoogieIcfgContainer [2022-12-13 21:29:06,825 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 21:29:06,826 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 21:29:06,826 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 21:29:06,826 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 21:29:06,826 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:29:05" (3/4) ... [2022-12-13 21:29:06,829 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 21:29:06,829 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 21:29:06,830 INFO L158 Benchmark]: Toolchain (without parser) took 1623.64ms. Allocated memory was 113.2MB in the beginning and 184.5MB in the end (delta: 71.3MB). Free memory was 65.3MB in the beginning and 133.6MB in the end (delta: -68.3MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2022-12-13 21:29:06,830 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 113.2MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:29:06,830 INFO L158 Benchmark]: CACSL2BoogieTranslator took 158.34ms. Allocated memory was 113.2MB in the beginning and 184.5MB in the end (delta: 71.3MB). Free memory was 65.0MB in the beginning and 155.2MB in the end (delta: -90.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-12-13 21:29:06,831 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.65ms. Allocated memory is still 184.5MB. Free memory was 155.1MB in the beginning and 153.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 21:29:06,831 INFO L158 Benchmark]: Boogie Preprocessor took 11.77ms. Allocated memory is still 184.5MB. Free memory was 153.8MB in the beginning and 152.8MB in the end (delta: 977.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:29:06,831 INFO L158 Benchmark]: RCFGBuilder took 164.27ms. Allocated memory is still 184.5MB. Free memory was 152.8MB in the beginning and 149.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2022-12-13 21:29:06,832 INFO L158 Benchmark]: BuchiAutomizer took 1262.31ms. Allocated memory is still 184.5MB. Free memory was 149.7MB in the beginning and 133.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2022-12-13 21:29:06,832 INFO L158 Benchmark]: Witness Printer took 3.29ms. Allocated memory is still 184.5MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 21:29:06,834 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 113.2MB. Free memory is still 84.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 158.34ms. Allocated memory was 113.2MB in the beginning and 184.5MB in the end (delta: 71.3MB). Free memory was 65.0MB in the beginning and 155.2MB in the end (delta: -90.2MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.65ms. Allocated memory is still 184.5MB. Free memory was 155.1MB in the beginning and 153.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 11.77ms. Allocated memory is still 184.5MB. Free memory was 153.8MB in the beginning and 152.8MB in the end (delta: 977.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 164.27ms. Allocated memory is still 184.5MB. Free memory was 152.8MB in the beginning and 149.9MB in the end (delta: 2.9MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 1262.31ms. Allocated memory is still 184.5MB. Free memory was 149.7MB in the beginning and 133.6MB in the end (delta: 16.0MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Witness Printer took 3.29ms. Allocated memory is still 184.5MB. Free memory is still 133.6MB. There was no memory consumed. 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 3 terminating modules (1 trivial, 2 deterministic, 0 nondeterministic). One deterministic module has affine ranking function i and consists of 4 locations. One deterministic module has affine ranking function -1 * i + y and consists of 2 locations. 1 modules have a trivial ranking function, the largest among these consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.2s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.1s. Highest rank in rank-based complementation 3. Minimization of det autom 3. Minimization of nondet autom 0. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [2, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 18 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 15 mSDtfsCounter, 9 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT1 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax179 hnf100 lsp37 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 26ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 4 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.3s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2022-12-13 21:29:06,844 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (19)] Ended with exit code 0 [2022-12-13 21:29:07,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2887280-4700-46b5-8824-dd1f2e745d7b/bin/uautomizer-uyxdKDjOR8/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