./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-invgen/apache-get-tag.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad8e21886f5f45a7c58400298498a881b4f628bf6fff913be81ab14cf250dd19 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:08:00,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:08:00,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-28 03:08:00,668 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:08:00,668 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:08:00,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:08:00,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:08:00,697 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:08:00,697 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:08:00,698 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:08:00,698 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:08:00,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:08:00,698 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:08:00,698 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 03:08:00,698 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 03:08:00,698 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 03:08:00,699 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 03:08:00,699 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 03:08:00,699 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 03:08:00,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:08:00,699 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 03:08:00,699 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:08:00,701 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:08:00,701 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:08:00,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:08:00,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 03:08:00,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 03:08:00,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 03:08:00,702 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:08:00,702 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:08:00,702 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:08:00,702 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 03:08:00,702 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:08:00,702 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:08:00,703 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:08:00,703 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:08:00,703 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:08:00,703 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 03:08:00,703 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 03:08:00,703 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad8e21886f5f45a7c58400298498a881b4f628bf6fff913be81ab14cf250dd19 [2024-11-28 03:08:00,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:08:00,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:08:00,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:08:00,997 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:08:00,997 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:08:00,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/loop-invgen/apache-get-tag.i [2024-11-28 03:08:04,020 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/data/2c901ae23/c07efe278c9c4b7baead40b525299dba/FLAG1a7a22181 [2024-11-28 03:08:04,357 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:08:04,358 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/sv-benchmarks/c/loop-invgen/apache-get-tag.i [2024-11-28 03:08:04,372 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/data/2c901ae23/c07efe278c9c4b7baead40b525299dba/FLAG1a7a22181 [2024-11-28 03:08:04,393 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/data/2c901ae23/c07efe278c9c4b7baead40b525299dba [2024-11-28 03:08:04,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:08:04,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:08:04,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:08:04,402 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:08:04,407 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:08:04,407 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@759bb8f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04, skipping insertion in model container [2024-11-28 03:08:04,409 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,426 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:08:04,620 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:08:04,637 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:08:04,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:08:04,681 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:08:04,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04 WrapperNode [2024-11-28 03:08:04,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:08:04,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:08:04,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:08:04,684 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:08:04,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,700 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,738 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 19, calls inlined = 34, statements flattened = 208 [2024-11-28 03:08:04,739 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:08:04,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:08:04,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:08:04,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:08:04,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,752 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,765 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 03:08:04,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,765 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,770 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,771 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,777 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,778 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,781 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:08:04,781 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:08:04,783 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:08:04,784 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:08:04,785 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (1/1) ... [2024-11-28 03:08:04,790 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:04,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:08:04,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:08:04,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 03:08:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:08:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 03:08:04,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:08:04,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:08:04,919 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:08:04,921 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:08:05,201 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-11-28 03:08:05,201 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:08:05,218 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:08:05,218 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-28 03:08:05,219 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:08:05 BoogieIcfgContainer [2024-11-28 03:08:05,219 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:08:05,220 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 03:08:05,220 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 03:08:05,226 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 03:08:05,227 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:08:05,227 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:08:04" (1/3) ... [2024-11-28 03:08:05,228 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@436267c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:08:05, skipping insertion in model container [2024-11-28 03:08:05,228 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:08:05,228 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:08:04" (2/3) ... [2024-11-28 03:08:05,229 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@436267c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:08:05, skipping insertion in model container [2024-11-28 03:08:05,229 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:08:05,229 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:08:05" (3/3) ... [2024-11-28 03:08:05,230 INFO L363 chiAutomizerObserver]: Analyzing ICFG apache-get-tag.i [2024-11-28 03:08:05,293 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 03:08:05,293 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 03:08:05,293 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 03:08:05,293 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 03:08:05,293 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 03:08:05,294 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 03:08:05,294 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 03:08:05,295 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 03:08:05,300 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 98 states, 97 states have (on average 1.4536082474226804) internal successors, (141), 97 states have internal predecessors, (141), 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) [2024-11-28 03:08:05,325 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 38 [2024-11-28 03:08:05,325 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:08:05,325 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:08:05,329 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-28 03:08:05,329 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-28 03:08:05,329 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 03:08:05,330 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 98 states, 97 states have (on average 1.4536082474226804) internal successors, (141), 97 states have internal predecessors, (141), 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) [2024-11-28 03:08:05,335 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 38 [2024-11-28 03:08:05,335 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:08:05,335 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:08:05,336 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-28 03:08:05,336 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1] [2024-11-28 03:08:05,342 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(9, 2);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet1#1, main_#t~pre2#1, main_#t~nondet3#1, main_#t~post4#1, main_#t~post5#1, main_#t~nondet6#1, main_#t~nondet7#1, main_#t~post8#1, main_#t~nondet9#1, main_#t~post10#1, main_~tagbuf_len~0#1, main_~t~0#1;havoc main_~tagbuf_len~0#1;havoc main_~t~0#1;havoc main_#t~nondet1#1;main_~tagbuf_len~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume main_~tagbuf_len~0#1 >= 1;" "main_~t~0#1 := 0;main_#t~pre2#1 := main_~tagbuf_len~0#1 - 1;main_~tagbuf_len~0#1 := main_~tagbuf_len~0#1 - 1;havoc main_#t~pre2#1;" [2024-11-28 03:08:05,342 INFO L749 eck$LassoCheckResult]: Loop: "assume !(main_~t~0#1 == main_~tagbuf_len~0#1);havoc main_#t~nondet3#1;" "assume !(0 != main_#t~nondet3#1);havoc main_#t~nondet3#1;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if 0 <= main_~t~0#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;assume { :begin_inline___VERIFIER_assert } true;__VERIFIER_assert_#in~cond#1 := (if main_~t~0#1 <= main_~tagbuf_len~0#1 then 1 else 0);havoc __VERIFIER_assert_~cond#1;__VERIFIER_assert_~cond#1 := __VERIFIER_assert_#in~cond#1;" "assume !(0 == __VERIFIER_assert_~cond#1);" "havoc __VERIFIER_assert_~cond#1;havoc __VERIFIER_assert_#in~cond#1;assume { :end_inline___VERIFIER_assert } true;main_#t~post4#1 := main_~t~0#1;main_~t~0#1 := 1 + main_#t~post4#1;havoc main_#t~post4#1;" [2024-11-28 03:08:05,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:08:05,346 INFO L85 PathProgramCache]: Analyzing trace with hash 925607, now seen corresponding path program 1 times [2024-11-28 03:08:05,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:08:05,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801830841] [2024-11-28 03:08:05,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:08:05,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:08:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:08:05,438 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:08:05,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:08:05,460 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:08:05,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:08:05,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1745584148, now seen corresponding path program 1 times [2024-11-28 03:08:05,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:08:05,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659420667] [2024-11-28 03:08:05,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:08:05,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:08:05,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:08:05,484 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:08:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:08:05,498 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:08:05,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:08:05,501 INFO L85 PathProgramCache]: Analyzing trace with hash 66702098, now seen corresponding path program 1 times [2024-11-28 03:08:05,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:08:05,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7819660] [2024-11-28 03:08:05,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:08:05,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:08:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:08:05,533 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:08:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:08:05,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:08:05,699 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:08:05,699 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:08:05,699 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:08:05,700 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:08:05,700 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-28 03:08:05,700 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:05,700 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:08:05,700 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:08:05,700 INFO L132 ssoRankerPreferences]: Filename of dumped script: apache-get-tag.i_Iteration1_Loop [2024-11-28 03:08:05,700 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:08:05,701 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:08:05,722 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:08:05,732 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:08:05,737 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:08:05,752 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:08:05,756 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:08:05,879 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:08:05,880 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-28 03:08:05,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:05,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:08:05,888 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:08:05,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 03:08:05,891 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:08:05,891 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:08:05,914 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:08:05,914 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start___VERIFIER_assert_#in~cond#1=0} Honda state: {ULTIMATE.start___VERIFIER_assert_#in~cond#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-28 03:08:05,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 03:08:05,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:05,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:08:05,928 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:08:05,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 03:08:05,933 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:08:05,933 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:08:05,958 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:08:05,958 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~post4#1=0} Honda state: {ULTIMATE.start_main_#t~post4#1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-28 03:08:05,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 03:08:05,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:05,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:08:05,973 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:08:05,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 03:08:05,980 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:08:05,980 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:08:06,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-28 03:08:06,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:06,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:08:06,021 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:08:06,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 03:08:06,026 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-28 03:08:06,026 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:08:06,089 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-28 03:08:06,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 03:08:06,093 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:08:06,093 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:08:06,093 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:08:06,093 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:08:06,093 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 03:08:06,093 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:06,094 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:08:06,094 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:08:06,094 INFO L132 ssoRankerPreferences]: Filename of dumped script: apache-get-tag.i_Iteration1_Loop [2024-11-28 03:08:06,094 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:08:06,094 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:08:06,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:08:06,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:08:06,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:08:06,124 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:08:06,130 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:08:06,219 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:08:06,224 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 03:08:06,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:06,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:08:06,227 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:08:06,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 03:08:06,236 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 [2024-11-28 03:08:06,255 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:08:06,257 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:08:06,258 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:08:06,258 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:08:06,258 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:08:06,265 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:08:06,266 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:08:06,270 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:08:06,282 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-28 03:08:06,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:06,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:08:06,286 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:08:06,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 03:08:06,292 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 [2024-11-28 03:08:06,311 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:08:06,311 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:08:06,311 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:08:06,311 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:08:06,311 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:08:06,312 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:08:06,312 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:08:06,315 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:08:06,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Forceful destruction successful, exit code 0 [2024-11-28 03:08:06,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:06,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:08:06,329 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:08:06,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 03:08:06,333 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 [2024-11-28 03:08:06,351 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:08:06,351 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:08:06,351 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:08:06,351 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:08:06,351 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:08:06,353 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:08:06,353 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:08:06,357 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 03:08:06,364 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-28 03:08:06,370 INFO L444 ModelExtractionUtils]: 0 out of 4 variables were initially zero. Simplification set additionally 1 variables to zero. [2024-11-28 03:08:06,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:08:06,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:08:06,376 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:08:06,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 03:08:06,381 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 03:08:06,381 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-28 03:08:06,382 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 03:08:06,382 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~tagbuf_len~0#1, ULTIMATE.start_main_~t~0#1) = 1*ULTIMATE.start_main_~tagbuf_len~0#1 - 1*ULTIMATE.start_main_~t~0#1 Supporting invariants [] [2024-11-28 03:08:06,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Ended with exit code 0 [2024-11-28 03:08:06,399 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-28 03:08:06,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:08:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:08:06,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 03:08:06,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:08:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:08:06,505 WARN L254 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 03:08:06,507 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:08:06,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:08:06,728 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 4 loop predicates [2024-11-28 03:08:06,730 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 98 states, 97 states have (on average 1.4536082474226804) internal successors, (141), 97 states have internal predecessors, (141), 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 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2024-11-28 03:08:07,085 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 98 states, 97 states have (on average 1.4536082474226804) internal successors, (141), 97 states have internal predecessors, (141), 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 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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 241 states and 332 transitions. Complement of second has 12 states. [2024-11-28 03:08:07,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 7 states 1 stem states 4 non-accepting loop states 1 accepting loop states [2024-11-28 03:08:07,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 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) [2024-11-28 03:08:07,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 233 transitions. [2024-11-28 03:08:07,102 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 233 transitions. Stem has 4 letters. Loop has 6 letters. [2024-11-28 03:08:07,103 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:08:07,103 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 233 transitions. Stem has 10 letters. Loop has 6 letters. [2024-11-28 03:08:07,104 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:08:07,104 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 7 states and 233 transitions. Stem has 4 letters. Loop has 12 letters. [2024-11-28 03:08:07,104 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:08:07,105 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 241 states and 332 transitions. [2024-11-28 03:08:07,113 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:08:07,119 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 241 states to 0 states and 0 transitions. [2024-11-28 03:08:07,120 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 03:08:07,121 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 03:08:07,121 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 03:08:07,123 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 03:08:07,123 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:08:07,124 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:08:07,124 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:08:07,124 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 03:08:07,124 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:08:07,124 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:08:07,124 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 03:08:07,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:08:07 BoogieIcfgContainer [2024-11-28 03:08:07,136 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 03:08:07,137 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:08:07,138 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:08:07,139 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:08:07,139 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:08:05" (3/4) ... [2024-11-28 03:08:07,144 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:08:07,145 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:08:07,146 INFO L158 Benchmark]: Toolchain (without parser) took 2747.75ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 50.0MB in the end (delta: 42.8MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2024-11-28 03:08:07,146 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:08:07,146 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.97ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.4MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:08:07,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.55ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:08:07,151 INFO L158 Benchmark]: Boogie Preprocessor took 41.53ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 77.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:08:07,151 INFO L158 Benchmark]: RCFGBuilder took 437.37ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 62.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 03:08:07,152 INFO L158 Benchmark]: BuchiAutomizer took 1916.86ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 50.5MB in the end (delta: 12.0MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-28 03:08:07,152 INFO L158 Benchmark]: Witness Printer took 7.64ms. Allocated memory is still 117.4MB. Free memory was 50.5MB in the beginning and 50.0MB in the end (delta: 486.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:08:07,154 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.97ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.4MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.55ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.53ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 77.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 437.37ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 62.5MB in the end (delta: 15.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 1916.86ms. Allocated memory is still 117.4MB. Free memory was 62.5MB in the beginning and 50.5MB in the end (delta: 12.0MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Witness Printer took 7.64ms. Allocated memory is still 117.4MB. Free memory was 50.5MB in the beginning and 50.0MB in the end (delta: 486.3kB). 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 (((long long) -1 * t) + tagbuf_len) and consists of 7 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.8s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.0s. Construction of modules took 0.1s. Büchi inclusion checks took 0.5s. 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, 95 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 94 mSDsluCounter, 137 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 95 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 123 IncrementalHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 42 mSDtfsCounter, 123 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital17 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq158 hnf96 smp69 dnf100 smp100 tf111 neg100 sie110 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 46ms VariablesStem: 0 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 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! [2024-11-28 03:08:07,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-28 03:08:07,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58d283c6-7e86-46cc-abe0-6ad177de2aac/bin/uautomizer-verify-aQ6SnzHsRB/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