./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-numeric/java_LogBuiltIn.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_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/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_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-numeric/java_LogBuiltIn.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/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_87671191-b070-4644-b6cf-48ecb36821f2/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 6d6de59cf2b416f7340c8c861064933450d6034e9a050a1b7fe5107e8fa4152f --- 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 11:27:10,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 11:27:10,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 11:27:10,445 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 11:27:10,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 11:27:10,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 11:27:10,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 11:27:10,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 11:27:10,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 11:27:10,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 11:27:10,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 11:27:10,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 11:27:10,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 11:27:10,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 11:27:10,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 11:27:10,457 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 11:27:10,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 11:27:10,458 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 11:27:10,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 11:27:10,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 11:27:10,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 11:27:10,464 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 11:27:10,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 11:27:10,466 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 11:27:10,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 11:27:10,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 11:27:10,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 11:27:10,471 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 11:27:10,472 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 11:27:10,473 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 11:27:10,473 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 11:27:10,474 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 11:27:10,475 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 11:27:10,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 11:27:10,477 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 11:27:10,477 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 11:27:10,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 11:27:10,478 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 11:27:10,478 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 11:27:10,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 11:27:10,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 11:27:10,480 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/config/svcomp-Termination-64bit-Automizer_Default.epf [2022-12-13 11:27:10,504 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 11:27:10,504 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 11:27:10,504 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 11:27:10,504 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 11:27:10,505 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 11:27:10,506 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 11:27:10,506 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 11:27:10,506 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2022-12-13 11:27:10,506 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2022-12-13 11:27:10,506 INFO L138 SettingsManager]: * Use old map elimination=false [2022-12-13 11:27:10,507 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2022-12-13 11:27:10,507 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2022-12-13 11:27:10,507 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2022-12-13 11:27:10,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 11:27:10,507 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 11:27:10,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 11:27:10,508 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 11:27:10,508 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2022-12-13 11:27:10,508 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2022-12-13 11:27:10,508 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2022-12-13 11:27:10,508 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 11:27:10,509 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2022-12-13 11:27:10,509 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 11:27:10,509 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2022-12-13 11:27:10,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 11:27:10,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 11:27:10,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 11:27:10,510 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 11:27:10,511 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-12-13 11:27:10,511 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_87671191-b070-4644-b6cf-48ecb36821f2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d6de59cf2b416f7340c8c861064933450d6034e9a050a1b7fe5107e8fa4152f [2022-12-13 11:27:10,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 11:27:10,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 11:27:10,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 11:27:10,746 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 11:27:10,747 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 11:27:10,748 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/termination-numeric/java_LogBuiltIn.c [2022-12-13 11:27:13,279 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 11:27:13,420 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 11:27:13,420 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/sv-benchmarks/c/termination-numeric/java_LogBuiltIn.c [2022-12-13 11:27:13,424 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/data/c6fded417/0ce81a39eec747ed99a81d4b15c7230a/FLAG3a7c21b75 [2022-12-13 11:27:13,837 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/data/c6fded417/0ce81a39eec747ed99a81d4b15c7230a [2022-12-13 11:27:13,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 11:27:13,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 11:27:13,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 11:27:13,841 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 11:27:13,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 11:27:13,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:13,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f06e24f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13, skipping insertion in model container [2022-12-13 11:27:13,845 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:13,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 11:27:13,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 11:27:13,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:27:13,955 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 11:27:13,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 11:27:13,971 INFO L208 MainTranslator]: Completed translation [2022-12-13 11:27:13,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13 WrapperNode [2022-12-13 11:27:13,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 11:27:13,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 11:27:13,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 11:27:13,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 11:27:13,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:13,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:13,991 INFO L138 Inliner]: procedures = 5, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19 [2022-12-13 11:27:13,992 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 11:27:13,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 11:27:13,992 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 11:27:13,992 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 11:27:13,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:13,998 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:13,998 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:13,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:14,000 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:14,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:14,003 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:14,003 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:14,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 11:27:14,004 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 11:27:14,005 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 11:27:14,005 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 11:27:14,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (1/1) ... [2022-12-13 11:27:14,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:27:14,025 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:27:14,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2022-12-13 11:27:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 11:27:14,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 11:27:14,095 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 11:27:14,096 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 11:27:14,144 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 11:27:14,149 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 11:27:14,149 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-13 11:27:14,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:27:14 BoogieIcfgContainer [2022-12-13 11:27:14,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 11:27:14,151 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2022-12-13 11:27:14,151 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2022-12-13 11:27:14,154 INFO L275 PluginConnector]: BuchiAutomizer initialized [2022-12-13 11:27:14,154 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:27:14,155 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 13.12 11:27:13" (1/3) ... [2022-12-13 11:27:14,155 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@780498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 11:27:14, skipping insertion in model container [2022-12-13 11:27:14,155 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:27:14,155 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 11:27:13" (2/3) ... [2022-12-13 11:27:14,156 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@780498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 13.12 11:27:14, skipping insertion in model container [2022-12-13 11:27:14,156 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2022-12-13 11:27:14,156 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:27:14" (3/3) ... [2022-12-13 11:27:14,157 INFO L332 chiAutomizerObserver]: Analyzing ICFG java_LogBuiltIn.c [2022-12-13 11:27:14,195 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2022-12-13 11:27:14,195 INFO L304 stractBuchiCegarLoop]: Hoare is false [2022-12-13 11:27:14,195 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2022-12-13 11:27:14,195 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2022-12-13 11:27:14,195 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2022-12-13 11:27:14,195 INFO L308 stractBuchiCegarLoop]: Difference is false [2022-12-13 11:27:14,195 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2022-12-13 11:27:14,195 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2022-12-13 11:27:14,199 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 11:27:14,210 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-12-13 11:27:14,211 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:27:14,211 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:27:14,214 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 11:27:14,214 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-12-13 11:27:14,215 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2022-12-13 11:27:14,215 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 11:27:14,215 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2022-12-13 11:27:14,215 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2022-12-13 11:27:14,216 INFO L119 BuchiIsEmpty]: Starting construction of run [2022-12-13 11:27:14,216 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2022-12-13 11:27:14,216 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1] [2022-12-13 11:27:14,221 INFO L748 eck$LassoCheckResult]: Stem: 6#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 8#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~ret2#1;assume { :begin_inline_mlog } true;mlog_#in~x#1 := main_#t~nondet1#1;havoc mlog_#res#1;havoc mlog_#t~post0#1, mlog_~x#1, mlog_~res~0#1;mlog_~x#1 := mlog_#in~x#1;mlog_~res~0#1 := 0; 5#L7-2true [2022-12-13 11:27:14,221 INFO L750 eck$LassoCheckResult]: Loop: 5#L7-2true assume !!(mlog_~x#1 > 1);mlog_~x#1 := (if mlog_~x#1 < 0 && 0 != mlog_~x#1 % 2 then 1 + mlog_~x#1 / 2 else mlog_~x#1 / 2);mlog_#t~post0#1 := mlog_~res~0#1;mlog_~res~0#1 := 1 + mlog_#t~post0#1;havoc mlog_#t~post0#1; 5#L7-2true [2022-12-13 11:27:14,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:27:14,225 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2022-12-13 11:27:14,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:27:14,232 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400453193] [2022-12-13 11:27:14,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:27:14,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:27:14,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:27:14,287 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:27:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:27:14,302 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:27:14,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:27:14,304 INFO L85 PathProgramCache]: Analyzing trace with hash 42, now seen corresponding path program 1 times [2022-12-13 11:27:14,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:27:14,304 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640582695] [2022-12-13 11:27:14,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:27:14,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:27:14,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:27:14,318 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:27:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:27:14,325 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:27:14,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:27:14,326 INFO L85 PathProgramCache]: Analyzing trace with hash 29864, now seen corresponding path program 1 times [2022-12-13 11:27:14,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 11:27:14,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347122476] [2022-12-13 11:27:14,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 11:27:14,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 11:27:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:27:14,334 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 11:27:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 11:27:14,341 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 11:27:14,403 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:27:14,404 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:27:14,404 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:27:14,404 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:27:14,404 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2022-12-13 11:27:14,404 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,404 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:27:14,405 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:27:14,405 INFO L133 ssoRankerPreferences]: Filename of dumped script: java_LogBuiltIn.c_Iteration1_Loop [2022-12-13 11:27:14,405 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:27:14,405 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:27:14,419 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 11:27:14,429 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 11:27:14,432 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 11:27:14,513 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:27:14,514 INFO L404 LassoAnalysis]: Checking for nontermination... [2022-12-13 11:27:14,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:27:14,526 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:27:14,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2022-12-13 11:27:14,528 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:27:14,528 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:27:14,548 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 11:27:14,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:27:14,549 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:27:14,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2022-12-13 11:27:14,552 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 11:27:14,552 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:27:14,584 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 11:27:14,585 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mlog_~res~0#1=0} Honda state: {ULTIMATE.start_mlog_~res~0#1=0} Generalized eigenvectors: [{ULTIMATE.start_mlog_~res~0#1=2}, {ULTIMATE.start_mlog_~res~0#1=-8}, {ULTIMATE.start_mlog_~res~0#1=7}] Lambdas: [5, 1, 1] Nus: [1, 0] [2022-12-13 11:27:14,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2022-12-13 11:27:14,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:27:14,591 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:27:14,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2022-12-13 11:27:14,593 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:27:14,593 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:27:14,606 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2022-12-13 11:27:14,607 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_mlog_#t~post0#1=0} Honda state: {ULTIMATE.start_mlog_#t~post0#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2022-12-13 11:27:14,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2022-12-13 11:27:14,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:27:14,618 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:27:14,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2022-12-13 11:27:14,620 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2022-12-13 11:27:14,621 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:27:14,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2022-12-13 11:27:14,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:27:14,645 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:27:14,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2022-12-13 11:27:14,647 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2022-12-13 11:27:14,647 INFO L160 nArgumentSynthesizer]: Using integer mode. [2022-12-13 11:27:14,684 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2022-12-13 11:27:14,688 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2022-12-13 11:27:14,688 INFO L210 LassoAnalysis]: Preferences: [2022-12-13 11:27:14,688 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2022-12-13 11:27:14,688 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2022-12-13 11:27:14,688 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2022-12-13 11:27:14,688 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2022-12-13 11:27:14,688 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,689 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2022-12-13 11:27:14,689 INFO L132 ssoRankerPreferences]: Path of dumped script: [2022-12-13 11:27:14,689 INFO L133 ssoRankerPreferences]: Filename of dumped script: java_LogBuiltIn.c_Iteration1_Loop [2022-12-13 11:27:14,689 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2022-12-13 11:27:14,689 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2022-12-13 11:27:14,690 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 11:27:14,694 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 11:27:14,696 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 11:27:14,750 INFO L294 LassoAnalysis]: Preprocessing complete. [2022-12-13 11:27:14,754 INFO L490 LassoAnalysis]: Using template 'affine'. [2022-12-13 11:27:14,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:27:14,757 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:27:14,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2022-12-13 11:27:14,759 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 11:27:14,770 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:27:14,770 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:27:14,771 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:27:14,771 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:27:14,771 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:27:14,773 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:27:14,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:27:14,776 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:27:14,778 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2022-12-13 11:27:14,779 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,779 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:27:14,780 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:27:14,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2022-12-13 11:27:14,782 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 11:27:14,793 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:27:14,793 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:27:14,793 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:27:14,793 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:27:14,793 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:27:14,794 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:27:14,794 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:27:14,796 INFO L527 LassoAnalysis]: Proving termination failed for this template and these settings. [2022-12-13 11:27:14,799 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2022-12-13 11:27:14,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:27:14,800 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:27:14,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2022-12-13 11:27:14,802 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 11:27:14,813 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2022-12-13 11:27:14,813 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2022-12-13 11:27:14,813 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2022-12-13 11:27:14,813 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2022-12-13 11:27:14,813 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2022-12-13 11:27:14,815 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2022-12-13 11:27:14,815 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2022-12-13 11:27:14,818 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2022-12-13 11:27:14,822 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2022-12-13 11:27:14,822 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 1 variables to zero. [2022-12-13 11:27:14,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2022-12-13 11:27:14,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 11:27:14,852 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2022-12-13 11:27:14,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2022-12-13 11:27:14,854 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2022-12-13 11:27:14,854 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2022-12-13 11:27:14,855 INFO L513 LassoAnalysis]: Proved termination. [2022-12-13 11:27:14,855 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_mlog_~x#1) = 1*ULTIMATE.start_mlog_~x#1 Supporting invariants [] [2022-12-13 11:27:14,858 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2022-12-13 11:27:14,861 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2022-12-13 11:27:14,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 11:27:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:27:14,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 9 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 11:27:14,886 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:27:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 11:27:14,895 WARN L261 TraceCheckSpWp]: Trace formula consists of 7 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 11:27:14,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 11:27:14,896 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 11:27:14,924 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 11:27:14,926 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 11:27:14,951 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 7 states have internal predecessors, (9), 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 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 19 states and 22 transitions. Complement of second has 5 states. [2022-12-13 11:27:14,953 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 11:27:14,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2 states, 2 states have (on average 1.5) internal successors, (3), 2 states have internal predecessors, (3), 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 11:27:14,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 13 transitions. [2022-12-13 11:27:14,959 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 2 letters. Loop has 1 letters. [2022-12-13 11:27:14,960 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:27:14,960 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 3 letters. Loop has 1 letters. [2022-12-13 11:27:14,960 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:27:14,960 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 13 transitions. Stem has 2 letters. Loop has 2 letters. [2022-12-13 11:27:14,960 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2022-12-13 11:27:14,961 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 22 transitions. [2022-12-13 11:27:14,963 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 11:27:14,965 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions. [2022-12-13 11:27:14,966 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2022-12-13 11:27:14,966 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2022-12-13 11:27:14,966 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2022-12-13 11:27:14,966 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-12-13 11:27:14,966 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 11:27:14,966 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 11:27:14,966 INFO L428 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-12-13 11:27:14,966 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2022-12-13 11:27:14,967 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2022-12-13 11:27:14,967 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2022-12-13 11:27:14,967 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2022-12-13 11:27:14,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 13.12 11:27:14 BoogieIcfgContainer [2022-12-13 11:27:14,972 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2022-12-13 11:27:14,972 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 11:27:14,972 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 11:27:14,973 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 11:27:14,973 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 11:27:14" (3/4) ... [2022-12-13 11:27:14,975 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 11:27:14,975 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 11:27:14,976 INFO L158 Benchmark]: Toolchain (without parser) took 1135.59ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 90.4MB in the beginning and 99.2MB in the end (delta: -8.8MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-12-13 11:27:14,977 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:27:14,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 130.81ms. Allocated memory is still 121.6MB. Free memory was 90.4MB in the beginning and 81.2MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 11:27:14,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.15ms. Allocated memory is still 121.6MB. Free memory was 81.2MB in the beginning and 79.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:27:14,978 INFO L158 Benchmark]: Boogie Preprocessor took 11.94ms. Allocated memory is still 121.6MB. Free memory was 79.8MB in the beginning and 79.1MB in the end (delta: 711.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 11:27:14,978 INFO L158 Benchmark]: RCFGBuilder took 146.37ms. Allocated memory is still 121.6MB. Free memory was 78.6MB in the beginning and 70.7MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 11:27:14,978 INFO L158 Benchmark]: BuchiAutomizer took 820.54ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 70.7MB in the beginning and 99.2MB in the end (delta: -28.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:27:14,978 INFO L158 Benchmark]: Witness Printer took 3.26ms. Allocated memory is still 146.8MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 11:27:14,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory was 66.6MB in the beginning and 66.5MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 130.81ms. Allocated memory is still 121.6MB. Free memory was 90.4MB in the beginning and 81.2MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.15ms. Allocated memory is still 121.6MB. Free memory was 81.2MB in the beginning and 79.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 11.94ms. Allocated memory is still 121.6MB. Free memory was 79.8MB in the beginning and 79.1MB in the end (delta: 711.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 146.37ms. Allocated memory is still 121.6MB. Free memory was 78.6MB in the beginning and 70.7MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 820.54ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 70.7MB in the beginning and 99.2MB in the end (delta: -28.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.26ms. Allocated memory is still 146.8MB. Free memory is still 99.2MB. 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 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function x and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.7s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 10 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 6 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital15 mio100 ax100 hnf100 lsp66 ukn100 mio100 lsp100 div450 bol100 ite100 ukn100 eq108 hnf97 smp47 dnf100 smp100 tf108 neg100 sie108 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 20ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 1 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s 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 11:27:14,988 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2022-12-13 11:27:15,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_87671191-b070-4644-b6cf-48ecb36821f2/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE