./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/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_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/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 64bit --witnessprinter.graph.data.programhash 6371c4611e316d2d263767edd018a520ca95364feb4c5ab9be1def305b667b3d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:12:27,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:12:27,200 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-28 02:12:27,206 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:12:27,206 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:12:27,261 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:12:27,264 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:12:27,264 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:12:27,264 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:12:27,265 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:12:27,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:12:27,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:12:27,267 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:12:27,267 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 02:12:27,268 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 02:12:27,268 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 02:12:27,268 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 02:12:27,268 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 02:12:27,268 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 02:12:27,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:12:27,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 02:12:27,269 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:12:27,269 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:12:27,269 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 02:12:27,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 02:12:27,269 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 02:12:27,269 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:12:27,269 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:12:27,269 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 02:12:27,269 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:12:27,270 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:12:27,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:12:27,270 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:12:27,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:12:27,270 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 02:12:27,271 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 02:12:27,271 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_47e5eaa9-4785-48cc-bffe-a781865f6d9e/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6371c4611e316d2d263767edd018a520ca95364feb4c5ab9be1def305b667b3d [2024-11-28 02:12:27,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:12:27,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:12:27,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:12:27,723 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:12:27,724 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:12:27,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i [2024-11-28 02:12:31,253 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/data/644503294/5656d2c5f2a84686a2dd6b3e20236201/FLAG06ad92021 [2024-11-28 02:12:31,766 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:12:31,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/sv-benchmarks/c/termination-memory-alloca/cstrncat-alloca-1.i [2024-11-28 02:12:31,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/data/644503294/5656d2c5f2a84686a2dd6b3e20236201/FLAG06ad92021 [2024-11-28 02:12:31,865 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/data/644503294/5656d2c5f2a84686a2dd6b3e20236201 [2024-11-28 02:12:31,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:12:31,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:12:31,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:12:31,877 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:12:31,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:12:31,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:12:31" (1/1) ... [2024-11-28 02:12:31,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e4c664 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:31, skipping insertion in model container [2024-11-28 02:12:31,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:12:31" (1/1) ... [2024-11-28 02:12:31,948 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:12:32,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:12:32,362 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:12:32,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:12:32,460 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:12:32,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32 WrapperNode [2024-11-28 02:12:32,461 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:12:32,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:12:32,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:12:32,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:12:32,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,511 INFO L138 Inliner]: procedures = 111, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2024-11-28 02:12:32,512 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:12:32,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:12:32,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:12:32,512 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:12:32,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,525 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,541 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [2, 5]. 71 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [1, 3]. [2024-11-28 02:12:32,541 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,541 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,548 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:12:32,560 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:12:32,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:12:32,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:12:32,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (1/1) ... [2024-11-28 02:12:32,569 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:32,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:32,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:32,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 02:12:32,642 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:12:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:12:32,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:12:32,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:12:32,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:12:32,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:12:32,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:12:32,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:12:32,804 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:12:32,807 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:12:32,995 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-28 02:12:32,995 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:12:33,007 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:12:33,007 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 02:12:33,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:12:33 BoogieIcfgContainer [2024-11-28 02:12:33,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:12:33,009 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 02:12:33,009 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 02:12:33,016 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 02:12:33,017 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 02:12:33,017 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 02:12:31" (1/3) ... [2024-11-28 02:12:33,019 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6d41333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:12:33, skipping insertion in model container [2024-11-28 02:12:33,019 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 02:12:33,019 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:12:32" (2/3) ... [2024-11-28 02:12:33,020 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6d41333 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 02:12:33, skipping insertion in model container [2024-11-28 02:12:33,020 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 02:12:33,020 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:12:33" (3/3) ... [2024-11-28 02:12:33,021 INFO L363 chiAutomizerObserver]: Analyzing ICFG cstrncat-alloca-1.i [2024-11-28 02:12:33,096 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 02:12:33,096 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 02:12:33,096 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 02:12:33,097 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 02:12:33,097 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 02:12:33,097 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 02:12:33,097 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 02:12:33,097 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 02:12:33,103 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 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 02:12:33,124 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2024-11-28 02:12:33,124 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 02:12:33,124 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 02:12:33,132 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-28 02:12:33,132 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 02:12:33,132 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 02:12:33,132 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 20 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 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 02:12:33,134 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 7 [2024-11-28 02:12:33,134 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 02:12:33,134 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 02:12:33,135 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2024-11-28 02:12:33,135 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-28 02:12:33,148 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~ret15#1.base, main_#t~ret15#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "assume !(main_~n~0#1 < 1);" "assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset, cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~mem2#1, cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset, cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset, cstrncat_#t~mem5#1, cstrncat_#t~short6#1, cstrncat_#t~post7#1, cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset, cstrncat_#t~mem9#1, cstrncat_~s1#1.base, cstrncat_~s1#1.offset, cstrncat_~s2#1.base, cstrncat_~s2#1.offset, cstrncat_~n#1, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s1#1.base, cstrncat_~s1#1.offset := cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset;cstrncat_~s2#1.base, cstrncat_~s2#1.offset := cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~s1#1.base, cstrncat_~s1#1.offset;" [2024-11-28 02:12:33,149 INFO L749 eck$LassoCheckResult]: Loop: "call cstrncat_#t~mem2#1 := read~int#1(cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, 1);" "assume 0 != cstrncat_#t~mem2#1;havoc cstrncat_#t~mem2#1;" "cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post3#1.base, 1 + cstrncat_#t~post3#1.offset;" [2024-11-28 02:12:33,161 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:12:33,161 INFO L85 PathProgramCache]: Analyzing trace with hash 889572367, now seen corresponding path program 1 times [2024-11-28 02:12:33,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 02:12:33,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492389989] [2024-11-28 02:12:33,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:12:33,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:12:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:12:33,368 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:12:33,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:12:33,460 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 02:12:33,463 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:12:33,463 INFO L85 PathProgramCache]: Analyzing trace with hash 58688, now seen corresponding path program 1 times [2024-11-28 02:12:33,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 02:12:33,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327599106] [2024-11-28 02:12:33,464 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:12:33,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:12:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:12:33,487 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:12:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:12:33,500 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 02:12:33,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:12:33,503 INFO L85 PathProgramCache]: Analyzing trace with hash 1302197874, now seen corresponding path program 1 times [2024-11-28 02:12:33,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 02:12:33,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509570267] [2024-11-28 02:12:33,504 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:12:33,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:12:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:12:33,568 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:12:33,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:12:33,607 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 02:12:35,086 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 02:12:35,088 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 02:12:35,088 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 02:12:35,088 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 02:12:35,088 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 02:12:35,089 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:35,089 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 02:12:35,089 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 02:12:35,089 INFO L132 ssoRankerPreferences]: Filename of dumped script: cstrncat-alloca-1.i_Iteration1_Lasso [2024-11-28 02:12:35,089 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 02:12:35,091 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 02:12:35,119 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,129 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,133 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,137 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,140 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,144 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,150 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,153 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,157 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,160 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,165 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,169 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,172 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,529 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,533 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,536 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,540 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,544 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,547 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,551 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,554 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,558 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,561 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,565 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,569 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,572 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,577 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,582 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,585 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,588 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,591 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,595 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:35,603 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 02:12:36,123 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 02:12:36,131 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 02:12:36,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,138 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 02:12:36,142 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 02:12:36,160 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,161 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:12:36,161 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,162 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,162 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,169 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:12:36,169 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:12:36,172 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 02:12:36,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,188 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 02:12:36,194 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 02:12:36,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:12:36,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,215 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,215 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,216 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:12:36,217 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:12:36,221 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-28 02:12:36,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,237 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 02:12:36,244 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 02:12:36,262 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,263 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:12:36,264 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,268 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,268 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,269 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:12:36,269 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:12:36,277 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,288 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-28 02:12:36,288 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,291 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 02:12:36,296 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 02:12:36,312 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,312 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:12:36,312 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,312 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,313 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,313 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:12:36,313 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:12:36,315 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,326 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-28 02:12:36,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,329 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 02:12:36,335 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 02:12:36,349 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,349 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:12:36,349 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,350 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,350 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,350 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:12:36,350 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:12:36,356 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-28 02:12:36,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,365 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 02:12:36,368 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 02:12:36,382 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,382 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,382 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,383 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,391 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 02:12:36,391 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 02:12:36,398 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,409 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-28 02:12:36,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,414 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,418 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 02:12:36,419 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 02:12:36,436 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,437 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:12:36,437 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,437 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,437 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,438 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:12:36,438 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:12:36,441 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-28 02:12:36,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,456 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 02:12:36,462 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 02:12:36,480 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,480 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:12:36,481 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,481 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,481 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,482 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:12:36,482 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:12:36,486 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-28 02:12:36,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,500 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 02:12:36,506 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 02:12:36,523 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,523 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:12:36,524 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,524 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,524 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,524 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:12:36,525 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:12:36,527 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Ended with exit code 0 [2024-11-28 02:12:36,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,541 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 02:12:36,546 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 02:12:36,564 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,564 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,564 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,564 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,567 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 02:12:36,567 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 02:12:36,572 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,583 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-28 02:12:36,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,588 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,592 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 02:12:36,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 02:12:36,610 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,610 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:12:36,610 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,610 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,610 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,611 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:12:36,611 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:12:36,613 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,625 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-28 02:12:36,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,629 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Waiting until timeout for monitored process [2024-11-28 02:12:36,637 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 02:12:36,653 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 02:12:36,653 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,653 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,653 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,654 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 02:12:36,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 02:12:36,657 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 02:12:36,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (13)] Forceful destruction successful, exit code 0 [2024-11-28 02:12:36,665 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,666 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Waiting until timeout for monitored process [2024-11-28 02:12:36,670 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 02:12:36,685 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 02:12:36,685 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 02:12:36,685 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 02:12:36,685 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 02:12:36,695 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 02:12:36,695 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 02:12:36,711 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 02:12:36,750 INFO L443 ModelExtractionUtils]: Simplification made 12 calls to the SMT solver. [2024-11-28 02:12:36,753 INFO L444 ModelExtractionUtils]: 4 out of 19 variables were initially zero. Simplification set additionally 12 variables to zero. [2024-11-28 02:12:36,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 02:12:36,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:36,761 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 02:12:36,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Waiting until timeout for monitored process [2024-11-28 02:12:36,763 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 02:12:36,785 INFO L438 nArgumentSynthesizer]: Removed 2 redundant supporting invariants from a total of 2. [2024-11-28 02:12:36,786 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 02:12:36,786 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_cstrncat_~s~0#1.offset, v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1) = -1*ULTIMATE.start_cstrncat_~s~0#1.offset + 1*v_rep(select #length ULTIMATE.start_main_#t~malloc13#1.base)_1 Supporting invariants [] [2024-11-28 02:12:36,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (14)] Ended with exit code 0 [2024-11-28 02:12:36,828 INFO L156 tatePredicateManager]: 5 out of 6 supporting invariants were superfluous and have been removed [2024-11-28 02:12:36,837 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-28 02:12:36,838 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-28 02:12:36,840 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~s~0!offset [2024-11-28 02:12:36,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:12:36,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:12:36,928 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-28 02:12:36,930 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:12:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:12:36,956 WARN L254 TraceCheckSpWp]: Trace formula consists of 19 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-28 02:12:36,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:12:37,007 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 02:12:37,035 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2024-11-28 02:12:37,037 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 20 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2024-11-28 02:12:37,145 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 20 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 19 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) Result 59 states and 81 transitions. Complement of second has 8 states. [2024-11-28 02:12:37,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-11-28 02:12:37,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 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) [2024-11-28 02:12:37,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 51 transitions. [2024-11-28 02:12:37,157 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 51 transitions. Stem has 6 letters. Loop has 3 letters. [2024-11-28 02:12:37,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 02:12:37,158 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 51 transitions. Stem has 9 letters. Loop has 3 letters. [2024-11-28 02:12:37,158 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 02:12:37,158 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 51 transitions. Stem has 6 letters. Loop has 6 letters. [2024-11-28 02:12:37,159 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 02:12:37,159 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 59 states and 81 transitions. [2024-11-28 02:12:37,162 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 02:12:37,164 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 59 states to 24 states and 31 transitions. [2024-11-28 02:12:37,165 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 11 [2024-11-28 02:12:37,165 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 12 [2024-11-28 02:12:37,166 INFO L73 IsDeterministic]: Start isDeterministic. Operand 24 states and 31 transitions. [2024-11-28 02:12:37,166 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-11-28 02:12:37,166 INFO L218 hiAutomatonCegarLoop]: Abstraction has 24 states and 31 transitions. [2024-11-28 02:12:37,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states and 31 transitions. [2024-11-28 02:12:37,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 23. [2024-11-28 02:12:37,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 22 states have internal predecessors, (30), 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 02:12:37,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 30 transitions. [2024-11-28 02:12:37,189 INFO L240 hiAutomatonCegarLoop]: Abstraction has 23 states and 30 transitions. [2024-11-28 02:12:37,189 INFO L425 stractBuchiCegarLoop]: Abstraction has 23 states and 30 transitions. [2024-11-28 02:12:37,189 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 02:12:37,189 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 23 states and 30 transitions. [2024-11-28 02:12:37,190 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-11-28 02:12:37,190 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 02:12:37,190 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 02:12:37,191 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:12:37,191 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-11-28 02:12:37,191 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet10#1, main_#t~nondet11#1, main_#t~nondet12#1, main_#t~malloc13#1.base, main_#t~malloc13#1.offset, main_#t~malloc14#1.base, main_#t~malloc14#1.offset, main_#t~ret15#1.base, main_#t~ret15#1.offset, main_~length1~0#1, main_~length2~0#1, main_~n~0#1, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset;havoc main_#t~nondet10#1;main_~length1~0#1 := main_#t~nondet10#1;havoc main_#t~nondet10#1;havoc main_#t~nondet11#1;main_~length2~0#1 := main_#t~nondet11#1;havoc main_#t~nondet11#1;havoc main_#t~nondet12#1;main_~n~0#1 := main_#t~nondet12#1;havoc main_#t~nondet12#1;" "assume !(main_~length1~0#1 < 1);" "assume !(main_~length2~0#1 < 1);" "assume !(main_~n~0#1 < 1);" "assume !(main_~length1~0#1 < main_~n~0#1 || main_~length1~0#1 - main_~n~0#1 < main_~length2~0#1);call main_#t~malloc13#1.base, main_#t~malloc13#1.offset := #Ultimate.allocOnStack(main_~length1~0#1 % 18446744073709551616);main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset := main_#t~malloc13#1.base, main_#t~malloc13#1.offset;call main_#t~malloc14#1.base, main_#t~malloc14#1.offset := #Ultimate.allocOnStack(main_~length2~0#1 % 18446744073709551616);main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset := main_#t~malloc14#1.base, main_#t~malloc14#1.offset;call write~int#1(0, main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset + (main_~length1~0#1 - main_~n~0#1 - 1), 1);call write~int#0(0, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset + (main_~length2~0#1 - 1), 1);assume { :begin_inline_cstrncat } true;cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset, cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset, cstrncat_#in~n#1 := main_~nondetString1~0#1.base, main_~nondetString1~0#1.offset, main_~nondetString2~0#1.base, main_~nondetString2~0#1.offset, main_~n~0#1;havoc cstrncat_#res#1.base, cstrncat_#res#1.offset;havoc cstrncat_#t~mem2#1, cstrncat_#t~post3#1.base, cstrncat_#t~post3#1.offset, cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset, cstrncat_#t~mem5#1, cstrncat_#t~short6#1, cstrncat_#t~post7#1, cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset, cstrncat_#t~mem9#1, cstrncat_~s1#1.base, cstrncat_~s1#1.offset, cstrncat_~s2#1.base, cstrncat_~s2#1.offset, cstrncat_~n#1, cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s1#1.base, cstrncat_~s1#1.offset := cstrncat_#in~s1#1.base, cstrncat_#in~s1#1.offset;cstrncat_~s2#1.base, cstrncat_~s2#1.offset := cstrncat_#in~s2#1.base, cstrncat_#in~s2#1.offset;cstrncat_~n#1 := cstrncat_#in~n#1;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_~s1#1.base, cstrncat_~s1#1.offset;" "call cstrncat_#t~mem2#1 := read~int#1(cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset, 1);" "assume !(0 != cstrncat_#t~mem2#1);havoc cstrncat_#t~mem2#1;" "cstrncat_#t~short6#1 := 0 != cstrncat_~n#1;" "assume !cstrncat_#t~short6#1;" "assume cstrncat_#t~short6#1;havoc cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset;havoc cstrncat_#t~mem5#1;havoc cstrncat_#t~short6#1;" "cstrncat_#t~post7#1 := cstrncat_~n#1;cstrncat_~n#1 := cstrncat_#t~post7#1 - 1;havoc cstrncat_#t~post7#1;cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post8#1.base, 1 + cstrncat_#t~post8#1.offset;havoc cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset;" "cstrncat_#t~short6#1 := 0 != cstrncat_~n#1;" [2024-11-28 02:12:37,191 INFO L749 eck$LassoCheckResult]: Loop: "assume !cstrncat_#t~short6#1;" "assume cstrncat_#t~short6#1;havoc cstrncat_#t~post4#1.base, cstrncat_#t~post4#1.offset;havoc cstrncat_#t~mem5#1;havoc cstrncat_#t~short6#1;" "cstrncat_#t~post7#1 := cstrncat_~n#1;cstrncat_~n#1 := cstrncat_#t~post7#1 - 1;havoc cstrncat_#t~post7#1;cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset := cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset;cstrncat_~s~0#1.base, cstrncat_~s~0#1.offset := cstrncat_#t~post8#1.base, 1 + cstrncat_#t~post8#1.offset;havoc cstrncat_#t~post8#1.base, cstrncat_#t~post8#1.offset;" "cstrncat_#t~short6#1 := 0 != cstrncat_~n#1;" [2024-11-28 02:12:37,192 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:12:37,192 INFO L85 PathProgramCache]: Analyzing trace with hash -875704467, now seen corresponding path program 1 times [2024-11-28 02:12:37,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 02:12:37,192 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721769077] [2024-11-28 02:12:37,192 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:12:37,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:12:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:12:37,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 02:12:37,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721769077] [2024-11-28 02:12:37,312 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721769077] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:12:37,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1769980161] [2024-11-28 02:12:37,312 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:12:37,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:12:37,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:37,314 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:12:37,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-28 02:12:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:12:37,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:12:37,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:12:37,397 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:12:37,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1769980161] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:12:37,402 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:12:37,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 3 [2024-11-28 02:12:37,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761843398] [2024-11-28 02:12:37,403 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:12:37,405 INFO L752 eck$LassoCheckResult]: stem already infeasible [2024-11-28 02:12:37,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:12:37,405 INFO L85 PathProgramCache]: Analyzing trace with hash 2374456, now seen corresponding path program 1 times [2024-11-28 02:12:37,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 02:12:37,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411417977] [2024-11-28 02:12:37,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:12:37,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:12:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:12:37,417 INFO L136 FreeRefinementEngine]: Strategy CAMEL_NO_AM found an infeasible trace [2024-11-28 02:12:37,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411417977] [2024-11-28 02:12:37,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411417977] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:12:37,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2050980729] [2024-11-28 02:12:37,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:12:37,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:12:37,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:12:37,421 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:12:37,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-28 02:12:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:12:37,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 11 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 02:12:37,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:12:37,470 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:12:37,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2050980729] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:12:37,473 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 02:12:37,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [2, 2, 2] total 2 [2024-11-28 02:12:37,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231203427] [2024-11-28 02:12:37,473 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 02:12:37,473 INFO L764 eck$LassoCheckResult]: loop already infeasible [2024-11-28 02:12:37,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL_NO_AM [2024-11-28 02:12:37,475 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 02:12:37,475 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 02:12:37,476 INFO L87 Difference]: Start difference. First operand 23 states and 30 transitions. cyclomatic complexity: 10 Second operand has 3 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 2 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:12:37,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:12:37,495 INFO L93 Difference]: Finished difference Result 20 states and 24 transitions. [2024-11-28 02:12:37,495 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 20 states and 24 transitions. [2024-11-28 02:12:37,496 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 02:12:37,496 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 20 states to 0 states and 0 transitions. [2024-11-28 02:12:37,496 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 02:12:37,497 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 02:12:37,497 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 02:12:37,497 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 02:12:37,497 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:12:37,497 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:12:37,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 02:12:37,498 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:12:37,498 INFO L332 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-11-28 02:12:37,498 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 02:12:37,498 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 02:12:37,499 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 02:12:37,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 02:12:37 BoogieIcfgContainer [2024-11-28 02:12:37,507 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 02:12:37,507 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:12:37,507 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:12:37,507 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:12:37,508 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:12:33" (3/4) ... [2024-11-28 02:12:37,510 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:12:37,511 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:12:37,512 INFO L158 Benchmark]: Toolchain (without parser) took 5641.19ms. Allocated memory is still 167.8MB. Free memory was 129.7MB in the beginning and 60.2MB in the end (delta: 69.5MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2024-11-28 02:12:37,512 INFO L158 Benchmark]: CDTParser took 1.95ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:12:37,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 585.49ms. Allocated memory is still 167.8MB. Free memory was 129.4MB in the beginning and 113.0MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:12:37,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.30ms. Allocated memory is still 167.8MB. Free memory was 113.0MB in the beginning and 111.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:12:37,513 INFO L158 Benchmark]: Boogie Preprocessor took 47.09ms. Allocated memory is still 167.8MB. Free memory was 111.3MB in the beginning and 109.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:12:37,513 INFO L158 Benchmark]: RCFGBuilder took 447.77ms. Allocated memory is still 167.8MB. Free memory was 109.6MB in the beginning and 95.9MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:12:37,514 INFO L158 Benchmark]: BuchiAutomizer took 4498.02ms. Allocated memory is still 167.8MB. Free memory was 95.9MB in the beginning and 60.3MB in the end (delta: 35.7MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2024-11-28 02:12:37,514 INFO L158 Benchmark]: Witness Printer took 3.99ms. Allocated memory is still 167.8MB. Free memory was 60.3MB in the beginning and 60.2MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:12:37,516 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.95ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 585.49ms. Allocated memory is still 167.8MB. Free memory was 129.4MB in the beginning and 113.0MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.30ms. Allocated memory is still 167.8MB. Free memory was 113.0MB in the beginning and 111.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.09ms. Allocated memory is still 167.8MB. Free memory was 111.3MB in the beginning and 109.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 447.77ms. Allocated memory is still 167.8MB. Free memory was 109.6MB in the beginning and 95.9MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * BuchiAutomizer took 4498.02ms. Allocated memory is still 167.8MB. Free memory was 95.9MB in the beginning and 60.3MB in the end (delta: 35.7MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * Witness Printer took 3.99ms. Allocated memory is still 167.8MB. Free memory was 60.3MB in the beginning and 60.2MB in the end (delta: 41.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~s~0!offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function null and consists of 5 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.4s and 3 iterations. TraceHistogramMax:2. Analysis of lassos took 3.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 63 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 38 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI1 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital191 mio100 ax109 hnf100 lsp88 ukn64 mio100 lsp52 div100 bol100 ite100 ukn100 eq134 hnf94 smp100 dnf100 smp100 tf100 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 34ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 2 MotzkinApplications: 6 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s 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 02:12:37,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-28 02:12:37,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-11-28 02:12:37,930 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (15)] Forceful destruction successful, exit code 0 [2024-11-28 02:12:38,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e5eaa9-4785-48cc-bffe-a781865f6d9e/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