./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/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_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c3376ee309c42e8280cfc81381fd928e4a895fffc424cbfa81d01112976a2d85 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 23:22:27,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 23:22:27,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-27 23:22:27,472 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 23:22:27,473 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 23:22:27,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 23:22:27,506 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 23:22:27,507 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 23:22:27,507 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 23:22:27,508 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 23:22:27,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 23:22:27,508 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 23:22:27,508 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 23:22:27,509 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-27 23:22:27,509 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-27 23:22:27,509 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-27 23:22:27,509 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-27 23:22:27,509 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-27 23:22:27,509 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-27 23:22:27,510 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 23:22:27,510 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-27 23:22:27,510 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 23:22:27,510 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 23:22:27,510 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 23:22:27,510 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 23:22:27,510 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-27 23:22:27,511 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-27 23:22:27,511 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-27 23:22:27,511 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-27 23:22:27,511 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 23:22:27,511 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 23:22:27,511 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-27 23:22:27,511 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 23:22:27,511 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 23:22:27,512 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 23:22:27,512 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 23:22:27,512 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 23:22:27,513 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-27 23:22:27,513 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-27 23:22:27,513 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_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3376ee309c42e8280cfc81381fd928e4a895fffc424cbfa81d01112976a2d85 [2024-11-27 23:22:27,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 23:22:27,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 23:22:27,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 23:22:27,894 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 23:22:27,895 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 23:22:27,897 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/recursive-simple/id_i20_o20-1.c [2024-11-27 23:22:31,602 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/data/060f20591/6c0bb23021ee4f5aa2a4a2970aae8372/FLAG91e454456 [2024-11-27 23:22:31,952 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 23:22:31,953 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/sv-benchmarks/c/recursive-simple/id_i20_o20-1.c [2024-11-27 23:22:31,962 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/data/060f20591/6c0bb23021ee4f5aa2a4a2970aae8372/FLAG91e454456 [2024-11-27 23:22:31,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/data/060f20591/6c0bb23021ee4f5aa2a4a2970aae8372 [2024-11-27 23:22:31,985 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 23:22:31,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 23:22:31,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 23:22:31,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 23:22:31,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 23:22:31,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:31" (1/1) ... [2024-11-27 23:22:31,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3295f9b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:31, skipping insertion in model container [2024-11-27 23:22:31,999 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:22:31" (1/1) ... [2024-11-27 23:22:32,021 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 23:22:32,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:22:32,208 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 23:22:32,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 23:22:32,244 INFO L204 MainTranslator]: Completed translation [2024-11-27 23:22:32,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32 WrapperNode [2024-11-27 23:22:32,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 23:22:32,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 23:22:32,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 23:22:32,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 23:22:32,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,275 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,297 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 18 [2024-11-27 23:22:32,298 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 23:22:32,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 23:22:32,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 23:22:32,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 23:22:32,312 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,313 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,336 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-27 23:22:32,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,339 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,341 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,343 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,346 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,348 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,350 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,351 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 23:22:32,354 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 23:22:32,355 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 23:22:32,356 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 23:22:32,357 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (1/1) ... [2024-11-27 23:22:32,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:32,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:22:32,410 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 23:22:32,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-27 23:22:32,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 23:22:32,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 23:22:32,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 23:22:32,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 23:22:32,461 INFO L130 BoogieDeclarations]: Found specification of procedure id [2024-11-27 23:22:32,461 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2024-11-27 23:22:32,542 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 23:22:32,544 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 23:22:32,655 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-27 23:22:32,655 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 23:22:32,667 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 23:22:32,668 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-27 23:22:32,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:22:32 BoogieIcfgContainer [2024-11-27 23:22:32,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 23:22:32,670 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-27 23:22:32,670 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-27 23:22:32,678 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-27 23:22:32,679 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 23:22:32,679 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 27.11 11:22:31" (1/3) ... [2024-11-27 23:22:32,681 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7714a9fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 11:22:32, skipping insertion in model container [2024-11-27 23:22:32,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 23:22:32,681 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:22:32" (2/3) ... [2024-11-27 23:22:32,681 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7714a9fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 27.11 11:22:32, skipping insertion in model container [2024-11-27 23:22:32,681 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-27 23:22:32,682 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:22:32" (3/3) ... [2024-11-27 23:22:32,684 INFO L363 chiAutomizerObserver]: Analyzing ICFG id_i20_o20-1.c [2024-11-27 23:22:32,751 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-27 23:22:32,752 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-27 23:22:32,752 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-27 23:22:32,752 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-27 23:22:32,752 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-27 23:22:32,753 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-27 23:22:32,753 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-27 23:22:32,753 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-27 23:22:32,760 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-27 23:22:32,783 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-27 23:22:32,783 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 23:22:32,784 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 23:22:32,791 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-27 23:22:32,791 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-27 23:22:32,791 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-27 23:22:32,792 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-27 23:22:32,794 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-11-27 23:22:32,794 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-27 23:22:32,794 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-27 23:22:32,795 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1] [2024-11-27 23:22:32,795 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1] [2024-11-27 23:22:32,804 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(15, 2);call #Ultimate.allocInit(12, 3);" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~ret5#1, main_~input~0#1, main_~result~0#1;main_~input~0#1 := 20;" "call main_#t~ret5#1 := id(main_~input~0#1);"< [2024-11-27 23:22:32,805 INFO L749 eck$LassoCheckResult]: Loop: "~x := #in~x;" "assume !(0 == ~x);" "call #t~ret4 := id(~x - 1);"< [2024-11-27 23:22:32,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:22:32,812 INFO L85 PathProgramCache]: Analyzing trace with hash 29878, now seen corresponding path program 1 times [2024-11-27 23:22:32,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 23:22:32,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037229085] [2024-11-27 23:22:32,824 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:22:32,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:22:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:22:32,947 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:22:32,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:22:32,994 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 23:22:32,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:22:32,997 INFO L85 PathProgramCache]: Analyzing trace with hash 46806, now seen corresponding path program 1 times [2024-11-27 23:22:32,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 23:22:32,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489205095] [2024-11-27 23:22:32,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:22:32,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:22:33,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:22:33,005 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:22:33,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:22:33,010 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 23:22:33,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:22:33,011 INFO L85 PathProgramCache]: Analyzing trace with hash 890112513, now seen corresponding path program 1 times [2024-11-27 23:22:33,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-27 23:22:33,012 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197082279] [2024-11-27 23:22:33,012 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 23:22:33,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 23:22:33,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:22:33,026 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-27 23:22:33,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-27 23:22:33,039 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-27 23:22:33,240 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 23:22:33,241 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 23:22:33,241 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 23:22:33,241 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 23:22:33,242 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-27 23:22:33,242 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:33,242 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 23:22:33,246 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 23:22:33,247 INFO L132 ssoRankerPreferences]: Filename of dumped script: id_i20_o20-1.c_Iteration1_Loop [2024-11-27 23:22:33,247 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 23:22:33,247 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 23:22:33,269 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:33,291 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:33,296 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:33,301 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:33,400 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 23:22:33,401 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-27 23:22:33,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:33,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:22:33,412 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 23:22:33,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-27 23:22:33,418 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 23:22:33,418 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 23:22:33,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-27 23:22:33,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:33,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:22:33,453 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 23:22:33,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-27 23:22:33,459 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-27 23:22:33,459 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 23:22:33,514 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 23:22:33,514 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#in~x=-1} Honda state: {id_#in~x=-1} Generalized eigenvectors: [{id_#in~x=0}, {id_#in~x=-1}, {id_#in~x=0}] Lambdas: [2, 1, 0] Nus: [0, 0] [2024-11-27 23:22:33,526 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Forceful destruction successful, exit code 0 [2024-11-27 23:22:33,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:33,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:22:33,530 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 23:22:33,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-27 23:22:33,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 23:22:33,536 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 23:22:33,558 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 23:22:33,559 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#res=0} Honda state: {id_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 23:22:33,570 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-11-27 23:22:33,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:33,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:22:33,575 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 23:22:33,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-27 23:22:33,582 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 23:22:33,582 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 23:22:33,601 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 23:22:33,601 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_~x=0} Honda state: {id_~x=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 23:22:33,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-27 23:22:33,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:33,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:22:33,611 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 23:22:33,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-27 23:22:33,618 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-27 23:22:33,618 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-27 23:22:33,635 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-27 23:22:33,635 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {id_#t~ret4=0} Honda state: {id_#t~ret4=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-27 23:22:33,642 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Ended with exit code 0 [2024-11-27 23:22:34,063 INFO L204 LassoAnalysis]: Preferences: [2024-11-27 23:22:34,063 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-27 23:22:34,063 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-27 23:22:34,063 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-27 23:22:34,063 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-27 23:22:34,064 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:34,064 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-27 23:22:34,064 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-27 23:22:34,064 INFO L132 ssoRankerPreferences]: Filename of dumped script: id_i20_o20-1.c_Iteration1_Lasso [2024-11-27 23:22:34,064 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-27 23:22:34,064 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-27 23:22:34,070 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,078 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,095 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,100 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,104 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,108 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,116 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,148 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,176 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,185 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,236 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,241 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-27 23:22:34,526 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-27 23:22:34,531 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-27 23:22:34,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:34,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:22:34,536 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 23:22:34,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-27 23:22:34,541 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 [2024-11-27 23:22:34,561 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 23:22:34,561 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-27 23:22:34,562 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 23:22:34,562 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-27 23:22:34,563 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 23:22:34,572 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-27 23:22:34,572 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-27 23:22:34,577 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-27 23:22:34,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-27 23:22:34,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:34,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:22:34,593 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 23:22:34,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-27 23:22:34,599 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 [2024-11-27 23:22:34,617 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-27 23:22:34,618 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-27 23:22:34,618 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2024-11-27 23:22:34,618 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-27 23:22:34,632 INFO L401 nArgumentSynthesizer]: We have 16 Motzkin's Theorem applications. [2024-11-27 23:22:34,632 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2024-11-27 23:22:34,657 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-27 23:22:34,709 INFO L443 ModelExtractionUtils]: Simplification made 14 calls to the SMT solver. [2024-11-27 23:22:34,713 INFO L444 ModelExtractionUtils]: 0 out of 11 variables were initially zero. Simplification set additionally 8 variables to zero. [2024-11-27 23:22:34,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-27 23:22:34,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 23:22:34,718 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-27 23:22:34,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-27 23:22:34,723 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-27 23:22:34,749 INFO L438 nArgumentSynthesizer]: Removed 3 redundant supporting invariants from a total of 4. [2024-11-27 23:22:34,750 INFO L474 LassoAnalysis]: Proved termination. [2024-11-27 23:22:34,750 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(id_#in~x) = 1*id_#in~x Supporting invariants [1*id_#in~x >= 0] [2024-11-27 23:22:34,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-27 23:22:34,775 INFO L156 tatePredicateManager]: 1 out of 2 supporting invariants were superfluous and have been removed [2024-11-27 23:22:34,823 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 23:22:34,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:22:34,856 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-27 23:22:34,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:22:34,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 23:22:34,918 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-27 23:22:34,920 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-27 23:22:35,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 23:22:35,051 INFO L141 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.2 stem predicates 3 loop predicates [2024-11-27 23:22:35,053 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 5 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 23:22:35,255 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 16 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2). Second operand has 5 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 31 states and 36 transitions. Complement of second has 17 states. [2024-11-27 23:22:35,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 6 states 2 stem states 3 non-accepting loop states 1 accepting loop states [2024-11-27 23:22:35,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 4 states have internal predecessors, (4), 2 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-27 23:22:35,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 8 transitions. [2024-11-27 23:22:35,278 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8 transitions. Stem has 3 letters. Loop has 3 letters. [2024-11-27 23:22:35,280 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 23:22:35,281 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8 transitions. Stem has 6 letters. Loop has 3 letters. [2024-11-27 23:22:35,281 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 23:22:35,282 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 6 states and 8 transitions. Stem has 3 letters. Loop has 6 letters. [2024-11-27 23:22:35,282 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-27 23:22:35,283 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 31 states and 36 transitions. [2024-11-27 23:22:35,287 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-27 23:22:35,291 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 31 states to 0 states and 0 transitions. [2024-11-27 23:22:35,292 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-27 23:22:35,292 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-27 23:22:35,293 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-27 23:22:35,294 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-27 23:22:35,295 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 23:22:35,295 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 23:22:35,295 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 23:22:35,295 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-27 23:22:35,296 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-27 23:22:35,296 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-27 23:22:35,296 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-27 23:22:35,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 27.11 11:22:35 BoogieIcfgContainer [2024-11-27 23:22:35,311 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-27 23:22:35,312 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 23:22:35,312 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 23:22:35,314 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 23:22:35,315 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:22:32" (3/4) ... [2024-11-27 23:22:35,320 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-27 23:22:35,322 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 23:22:35,323 INFO L158 Benchmark]: Toolchain (without parser) took 3335.90ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 74.0MB in the end (delta: 27.6MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-11-27 23:22:35,324 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:22:35,327 INFO L158 Benchmark]: CACSL2BoogieTranslator took 256.91ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 91.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:22:35,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.40ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 90.2MB in the end (delta: 982.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:22:35,327 INFO L158 Benchmark]: Boogie Preprocessor took 53.01ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 89.3MB in the end (delta: 969.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:22:35,328 INFO L158 Benchmark]: RCFGBuilder took 314.63ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 80.3MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 23:22:35,328 INFO L158 Benchmark]: BuchiAutomizer took 2641.56ms. Allocated memory is still 142.6MB. Free memory was 80.3MB in the beginning and 74.7MB in the end (delta: 5.6MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-11-27 23:22:35,328 INFO L158 Benchmark]: Witness Printer took 9.90ms. Allocated memory is still 142.6MB. Free memory was 74.0MB in the beginning and 74.0MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 23:22:35,333 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 256.91ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 91.2MB in the end (delta: 10.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.40ms. Allocated memory is still 142.6MB. Free memory was 91.2MB in the beginning and 90.2MB in the end (delta: 982.1kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 53.01ms. Allocated memory is still 142.6MB. Free memory was 90.2MB in the beginning and 89.3MB in the end (delta: 969.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 314.63ms. Allocated memory is still 142.6MB. Free memory was 89.3MB in the beginning and 80.3MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 2641.56ms. Allocated memory is still 142.6MB. Free memory was 80.3MB in the beginning and 74.7MB in the end (delta: 5.6MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Witness Printer took 9.90ms. Allocated memory is still 142.6MB. Free memory was 74.0MB in the beginning and 74.0MB in the end (delta: 36.9kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function \old(x) and consists of 6 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 2.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.9s. Construction of modules took 0.0s. Büchi inclusion checks took 0.4s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 16 IncrementalHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 5 mSDtfsCounter, 16 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso1 LassoPreprocessingBenchmarks: Lassos: inital38 mio100 ax100 hnf100 lsp66 ukn81 mio100 lsp96 div100 bol100 ite100 ukn100 eq199 hnf95 smp100 dnf144 smp100 tf103 neg100 sie111 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 159ms VariablesStem: 1 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 4 MotzkinApplications: 16 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 1 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-27 23:22:35,359 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Ended with exit code 0 [2024-11-27 23:22:35,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e5b0b15-7b2b-467c-9327-168ed12b287e/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