./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/termination-crafted/Thun-2.c --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_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/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_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/termination-crafted/Thun-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/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_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/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 7a7e4c1bea4db860aff2cd2a7b7cbb6b10c52fe15286dfe6b897761cc9d83fd0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:24:02,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:24:02,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-11-28 03:24:02,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:24:02,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:24:02,670 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:24:02,670 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:24:02,670 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:24:02,671 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:24:02,671 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:24:02,671 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:24:02,672 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:24:02,672 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:24:02,672 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-28 03:24:02,672 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-28 03:24:02,672 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-28 03:24:02,672 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-28 03:24:02,672 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-28 03:24:02,673 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-28 03:24:02,673 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:24:02,673 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-28 03:24:02,673 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:24:02,673 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:24:02,673 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-28 03:24:02,674 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-28 03:24:02,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-28 03:24:02,674 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:24:02,674 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:24:02,674 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-28 03:24:02,674 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:24:02,674 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:24:02,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:24:02,675 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:24:02,675 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:24:02,675 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL_NO_AM [2024-11-28 03:24:02,675 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-28 03:24:02,676 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_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/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 -> 7a7e4c1bea4db860aff2cd2a7b7cbb6b10c52fe15286dfe6b897761cc9d83fd0 [2024-11-28 03:24:02,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:24:03,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:24:03,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:24:03,011 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:24:03,011 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:24:03,013 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-crafted/Thun-2.c [2024-11-28 03:24:06,042 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/data/a0e62ebf7/90c616529ac5495f9ada58e43df37c78/FLAG18c965862 [2024-11-28 03:24:06,287 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:24:06,287 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/sv-benchmarks/c/termination-crafted/Thun-2.c [2024-11-28 03:24:06,300 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/data/a0e62ebf7/90c616529ac5495f9ada58e43df37c78/FLAG18c965862 [2024-11-28 03:24:06,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/data/a0e62ebf7/90c616529ac5495f9ada58e43df37c78 [2024-11-28 03:24:06,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:24:06,329 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:24:06,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:24:06,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:24:06,344 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:24:06,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,360 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15daae7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06, skipping insertion in model container [2024-11-28 03:24:06,362 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,396 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:24:06,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:24:06,579 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:24:06,593 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:24:06,607 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:24:06,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06 WrapperNode [2024-11-28 03:24:06,608 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:24:06,609 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:24:06,609 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:24:06,609 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:24:06,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,627 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,645 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2024-11-28 03:24:06,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:24:06,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:24:06,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:24:06,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:24:06,656 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,656 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,657 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,664 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-28 03:24:06,664 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,664 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,665 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,667 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,676 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:24:06,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:24:06,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:24:06,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:24:06,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (1/1) ... [2024-11-28 03:24:06,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:06,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:06,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:06,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-11-28 03:24:06,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:24:06,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:24:06,824 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:24:06,826 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:24:06,912 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-11-28 03:24:06,912 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:24:06,921 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:24:06,922 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 03:24:06,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:06 BoogieIcfgContainer [2024-11-28 03:24:06,922 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:24:06,923 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-28 03:24:06,923 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-28 03:24:06,930 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-28 03:24:06,931 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:24:06,931 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 28.11 03:24:06" (1/3) ... [2024-11-28 03:24:06,932 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@53459a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:24:06, skipping insertion in model container [2024-11-28 03:24:06,933 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:24:06,933 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:24:06" (2/3) ... [2024-11-28 03:24:06,933 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@53459a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 28.11 03:24:06, skipping insertion in model container [2024-11-28 03:24:06,933 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-28 03:24:06,933 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:06" (3/3) ... [2024-11-28 03:24:06,935 INFO L363 chiAutomizerObserver]: Analyzing ICFG Thun-2.c [2024-11-28 03:24:07,008 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-28 03:24:07,009 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-28 03:24:07,009 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-28 03:24:07,009 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-28 03:24:07,009 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-28 03:24:07,010 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-28 03:24:07,010 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-28 03:24:07,010 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-28 03:24:07,015 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:07,031 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-28 03:24:07,032 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:24:07,032 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:24:07,036 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-28 03:24:07,037 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 03:24:07,037 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-28 03:24:07,038 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:07,039 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-11-28 03:24:07,039 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-28 03:24:07,040 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-28 03:24:07,040 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1] [2024-11-28 03:24:07,040 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-11-28 03:24:07,048 INFO L747 eck$LassoCheckResult]: Stem: "assume { :begin_inline_ULTIMATE.init } true;" "assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_~x~0#1, main_~y~0#1;havoc main_~x~0#1;havoc main_~y~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1;" "assume !!(-65535 <= main_~x~0#1 && main_~x~0#1 <= 65535);" "assume !!(-65535 <= main_~y~0#1 && main_~y~0#1 <= 65535);" [2024-11-28 03:24:07,049 INFO L749 eck$LassoCheckResult]: Loop: "assume main_~x~0#1 >= 0;" "main_~x~0#1 := main_~x~0#1 + main_~y~0#1;main_~y~0#1 := -2 * main_~y~0#1 - 1;" [2024-11-28 03:24:07,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:07,055 INFO L85 PathProgramCache]: Analyzing trace with hash 925672, now seen corresponding path program 1 times [2024-11-28 03:24:07,063 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:24:07,064 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136942344] [2024-11-28 03:24:07,064 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:07,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:24:07,148 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:24:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:24:07,178 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:24:07,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:07,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1541, now seen corresponding path program 1 times [2024-11-28 03:24:07,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:24:07,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779277271] [2024-11-28 03:24:07,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:07,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:24:07,198 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:24:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:24:07,206 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:24:07,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:07,208 INFO L85 PathProgramCache]: Analyzing trace with hash 889571372, now seen corresponding path program 1 times [2024-11-28 03:24:07,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL_NO_AM [2024-11-28 03:24:07,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666454092] [2024-11-28 03:24:07,209 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:24:07,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:24:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:24:07,225 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 03:24:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 03:24:07,236 INFO L130 FreeRefinementEngine]: Strategy CAMEL_NO_AM found a feasible trace [2024-11-28 03:24:07,350 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:24:07,351 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:24:07,351 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:24:07,351 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:24:07,351 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-28 03:24:07,353 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:07,353 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:24:07,353 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:24:07,353 INFO L132 ssoRankerPreferences]: Filename of dumped script: Thun-2.c_Iteration1_Loop [2024-11-28 03:24:07,353 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:24:07,354 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:24:07,372 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:24:07,389 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:24:07,397 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:24:07,499 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:24:07,500 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-28 03:24:07,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:07,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:07,505 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:07,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-11-28 03:24:07,509 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:24:07,510 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:24:07,544 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:24:07,544 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~true_1=1} Honda state: {v_rep~unnamed0~0~true_1=1} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-28 03:24:07,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-11-28 03:24:07,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:07,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:07,557 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:07,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-11-28 03:24:07,562 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:24:07,562 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:24:07,592 INFO L398 LassoAnalysis]: Proved nontermination for one component. [2024-11-28 03:24:07,592 INFO L401 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {v_rep~unnamed0~0~false_1=0} Honda state: {v_rep~unnamed0~0~false_1=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] [2024-11-28 03:24:07,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-11-28 03:24:07,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:07,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:07,605 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:07,611 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-28 03:24:07,611 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:24:07,611 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-11-28 03:24:07,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Forceful destruction successful, exit code 0 [2024-11-28 03:24:07,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:07,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:07,643 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:07,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-11-28 03:24:07,647 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-28 03:24:07,647 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-28 03:24:07,731 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-28 03:24:07,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-11-28 03:24:07,735 INFO L204 LassoAnalysis]: Preferences: [2024-11-28 03:24:07,735 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-28 03:24:07,735 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-28 03:24:07,735 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-28 03:24:07,735 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-28 03:24:07,735 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:07,735 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-28 03:24:07,735 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-28 03:24:07,735 INFO L132 ssoRankerPreferences]: Filename of dumped script: Thun-2.c_Iteration1_Loop [2024-11-28 03:24:07,736 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-28 03:24:07,736 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-28 03:24:07,738 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:24:07,743 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:24:07,749 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-28 03:24:07,826 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-28 03:24:07,831 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-28 03:24:07,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:07,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:07,835 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:07,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Waiting until timeout for monitored process [2024-11-28 03:24:07,839 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:24:07,856 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:24:07,856 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:24:07,856 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:24:07,856 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:24:07,864 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:24:07,865 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:24:07,871 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:24:07,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (6)] Forceful destruction successful, exit code 0 [2024-11-28 03:24:07,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:07,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:07,887 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:07,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Waiting until timeout for monitored process [2024-11-28 03:24:07,893 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:24:07,908 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:24:07,909 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:24:07,909 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:24:07,909 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:24:07,914 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2024-11-28 03:24:07,914 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2024-11-28 03:24:07,921 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:24:07,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (7)] Ended with exit code 0 [2024-11-28 03:24:07,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:07,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:07,933 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:07,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Waiting until timeout for monitored process [2024-11-28 03:24:07,938 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:24:07,954 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:24:07,954 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:24:07,955 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:24:07,955 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:24:07,955 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-28 03:24:07,957 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-28 03:24:07,957 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:24:07,966 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:24:07,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (8)] Forceful destruction successful, exit code 0 [2024-11-28 03:24:07,976 INFO L451 LassoAnalysis]: Using template '2-nested'. [2024-11-28 03:24:07,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:07,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:07,979 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:07,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Waiting until timeout for monitored process [2024-11-28 03:24:07,984 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:24:08,000 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:24:08,001 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:24:08,001 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:24:08,001 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:24:08,006 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-28 03:24:08,009 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-28 03:24:08,023 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:24:08,033 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (9)] Forceful destruction successful, exit code 0 [2024-11-28 03:24:08,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:08,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:08,036 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:08,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Waiting until timeout for monitored process [2024-11-28 03:24:08,040 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:24:08,058 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:24:08,058 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:24:08,058 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:24:08,058 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:24:08,063 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2024-11-28 03:24:08,063 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2024-11-28 03:24:08,079 INFO L488 LassoAnalysis]: Proving termination failed for this template and these settings. [2024-11-28 03:24:08,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (10)] Forceful destruction successful, exit code 0 [2024-11-28 03:24:08,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:08,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:08,108 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:08,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Waiting until timeout for monitored process [2024-11-28 03:24:08,112 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSESNumber of strict supporting invariants: 0Number of non-strict supporting invariants: 1Consider only non-deceasing supporting invariants: trueSimplify termination arguments: trueSimplify supporting invariants: trueOverapproximate stem: false [2024-11-28 03:24:08,126 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-28 03:24:08,126 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-28 03:24:08,126 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-28 03:24:08,126 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-28 03:24:08,126 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2024-11-28 03:24:08,129 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2024-11-28 03:24:08,129 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-28 03:24:08,135 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-28 03:24:08,141 INFO L443 ModelExtractionUtils]: Simplification made 4 calls to the SMT solver. [2024-11-28 03:24:08,144 INFO L444 ModelExtractionUtils]: 1 out of 7 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-28 03:24:08,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-28 03:24:08,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:24:08,151 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-11-28 03:24:08,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Waiting until timeout for monitored process [2024-11-28 03:24:08,153 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-28 03:24:08,153 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-28 03:24:08,154 INFO L474 LassoAnalysis]: Proved termination. [2024-11-28 03:24:08,154 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function 2-nested ranking function: f0 = 6*ULTIMATE.start_main_~x~0#1 + 2*ULTIMATE.start_main_~y~0#1 + 1 f1 = 2*ULTIMATE.start_main_~x~0#1 + 1 Supporting invariants [] [2024-11-28 03:24:08,164 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (11)] Forceful destruction successful, exit code 0 [2024-11-28 03:24:08,171 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-28 03:24:08,178 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression [2024-11-28 03:24:08,179 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression [2024-11-28 03:24:08,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:24:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:24:08,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 03:24:08,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:24:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:24:08,237 WARN L254 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 03:24:08,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 03:24:08,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:24:08,479 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 03:24:08,481 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:08,542 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 10 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0). Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Result 19 states and 23 transitions. Complement of second has 6 states. [2024-11-28 03:24:08,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2024-11-28 03:24:08,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:24:08,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 14 transitions. [2024-11-28 03:24:08,555 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 4 letters. Loop has 2 letters. [2024-11-28 03:24:08,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:24:08,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 6 letters. Loop has 2 letters. [2024-11-28 03:24:08,556 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:24:08,556 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 14 transitions. Stem has 4 letters. Loop has 4 letters. [2024-11-28 03:24:08,557 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-28 03:24:08,557 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 19 states and 23 transitions. [2024-11-28 03:24:08,559 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:24:08,561 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 19 states to 0 states and 0 transitions. [2024-11-28 03:24:08,563 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-28 03:24:08,563 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-28 03:24:08,564 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-28 03:24:08,564 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-28 03:24:08,564 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:24:08,564 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:24:08,564 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 03:24:08,564 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-28 03:24:08,564 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-28 03:24:08,564 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-28 03:24:08,565 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-28 03:24:08,576 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 28.11 03:24:08 BoogieIcfgContainer [2024-11-28 03:24:08,576 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-28 03:24:08,577 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:24:08,577 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:24:08,577 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:24:08,578 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:24:06" (3/4) ... [2024-11-28 03:24:08,580 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 03:24:08,581 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:24:08,583 INFO L158 Benchmark]: Toolchain (without parser) took 2253.10ms. Allocated memory is still 142.6MB. Free memory was 119.9MB in the beginning and 93.6MB in the end (delta: 26.2MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-11-28 03:24:08,585 INFO L158 Benchmark]: CDTParser took 0.82ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:08,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.18ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 109.9MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 03:24:08,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.64ms. Allocated memory is still 142.6MB. Free memory was 109.7MB in the beginning and 108.9MB in the end (delta: 779.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:08,587 INFO L158 Benchmark]: Boogie Preprocessor took 31.89ms. Allocated memory is still 142.6MB. Free memory was 108.9MB in the beginning and 107.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:08,587 INFO L158 Benchmark]: RCFGBuilder took 243.92ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 99.0MB in the end (delta: 8.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:08,587 INFO L158 Benchmark]: BuchiAutomizer took 1652.86ms. Allocated memory is still 142.6MB. Free memory was 98.8MB in the beginning and 94.2MB in the end (delta: 4.6MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-28 03:24:08,588 INFO L158 Benchmark]: Witness Printer took 4.63ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 93.6MB in the end (delta: 549.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:24:08,590 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.82ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.18ms. Allocated memory is still 142.6MB. Free memory was 119.6MB in the beginning and 109.9MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.64ms. Allocated memory is still 142.6MB. Free memory was 109.7MB in the beginning and 108.9MB in the end (delta: 779.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.89ms. Allocated memory is still 142.6MB. Free memory was 108.9MB in the beginning and 107.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 243.92ms. Allocated memory is still 142.6MB. Free memory was 107.8MB in the beginning and 99.0MB in the end (delta: 8.8MB). There was no memory consumed. Max. memory is 16.1GB. * BuchiAutomizer took 1652.86ms. Allocated memory is still 142.6MB. Free memory was 98.8MB in the beginning and 94.2MB in the end (delta: 4.6MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Witness Printer took 4.63ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 93.6MB in the end (delta: 549.7kB). 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: Expression type not yet supported in backtranslation: IfThenElseExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: IfThenElseExpression * 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 2-nested ranking function null, null and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 1.5s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 0.3s. 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, 9 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 8 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 8 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax166 hnf100 lsp60 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq183 hnf93 smp100 dnf100 smp100 tf106 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 46ms VariablesStem: 1 VariablesLoop: 0 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 3 MotzkinApplications: 9 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.2s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-28 03:24:08,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (12)] Forceful destruction successful, exit code 0 [2024-11-28 03:24:08,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cec84e9-c5f9-4547-85cc-b86b064bc3ac/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