./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/termination.prp --file ../../../trunk/examples/svcomp/termination-bwb/or-04.c --full-output --cacsl2boogietranslator.use.bitabs.translation false --architecture 64bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 514d202d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerTermination.xml -i ../../../trunk/examples/svcomp/termination-bwb/or-04.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 c5de9087a921e8aad95bc80b29f24bf9506596da18bf9b4640846346a82bb2ae --cacsl2boogietranslator.use.bitabs.translation false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-514d202-m [2024-02-09 14:18:34,092 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-09 14:18:34,183 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-64bit-Automizer_Default.epf [2024-02-09 14:18:34,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-09 14:18:34,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-09 14:18:34,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-09 14:18:34,202 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-09 14:18:34,202 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-09 14:18:34,203 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-02-09 14:18:34,203 INFO L153 SettingsManager]: * Use memory slicer=true [2024-02-09 14:18:34,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-09 14:18:34,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-09 14:18:34,204 INFO L153 SettingsManager]: * Use SBE=true [2024-02-09 14:18:34,204 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-09 14:18:34,204 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-09 14:18:34,205 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-09 14:18:34,205 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-09 14:18:34,205 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-09 14:18:34,205 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-09 14:18:34,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-09 14:18:34,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-09 14:18:34,206 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-09 14:18:34,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-09 14:18:34,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-09 14:18:34,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-09 14:18:34,207 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-09 14:18:34,208 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-02-09 14:18:34,208 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-09 14:18:34,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-09 14:18:34,209 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-09 14:18:34,209 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-09 14:18:34,209 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-09 14:18:34,209 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-09 14:18:34,210 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-09 14:18:34,210 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-09 14:18:34,210 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-09 14:18:34,211 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5de9087a921e8aad95bc80b29f24bf9506596da18bf9b4640846346a82bb2ae Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> false [2024-02-09 14:18:34,416 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-09 14:18:34,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-09 14:18:34,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-09 14:18:34,442 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-09 14:18:34,444 INFO L274 PluginConnector]: CDTParser initialized [2024-02-09 14:18:34,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/termination-bwb/or-04.c [2024-02-09 14:18:35,463 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-09 14:18:35,595 INFO L384 CDTParser]: Found 1 translation units. [2024-02-09 14:18:35,595 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/termination-bwb/or-04.c [2024-02-09 14:18:35,600 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5cc09031/6453d3b3b7294a87ae2df7f554cb9d70/FLAG941a91b7f [2024-02-09 14:18:35,609 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5cc09031/6453d3b3b7294a87ae2df7f554cb9d70 [2024-02-09 14:18:35,611 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-09 14:18:35,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-02-09 14:18:35,613 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-09 14:18:35,613 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-09 14:18:35,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-09 14:18:35,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72a3e848 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35, skipping insertion in model container [2024-02-09 14:18:35,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,632 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-09 14:18:35,731 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-09 14:18:35,735 INFO L202 MainTranslator]: Completed pre-run [2024-02-09 14:18:35,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-09 14:18:35,753 INFO L206 MainTranslator]: Completed translation [2024-02-09 14:18:35,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35 WrapperNode [2024-02-09 14:18:35,753 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-09 14:18:35,754 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-09 14:18:35,754 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-09 14:18:35,754 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-09 14:18:35,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,761 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,773 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 26 [2024-02-09 14:18:35,773 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-09 14:18:35,774 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-09 14:18:35,775 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-09 14:18:35,775 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-09 14:18:35,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,783 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,786 INFO L175 MemorySlicer]: No memory access in input program. [2024-02-09 14:18:35,787 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,787 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,790 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,792 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-09 14:18:35,792 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-09 14:18:35,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-09 14:18:35,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-09 14:18:35,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (1/1) ... [2024-02-09 14:18:35,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 14:18:35,809 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 14:18:35,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 14:18:35,824 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-02-09 14:18:35,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-09 14:18:35,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-09 14:18:35,893 INFO L241 CfgBuilder]: Building ICFG [2024-02-09 14:18:35,895 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-09 14:18:35,996 INFO L282 CfgBuilder]: Performing block encoding [2024-02-09 14:18:36,011 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-09 14:18:36,011 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-02-09 14:18:36,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 02:18:36 BoogieIcfgContainer [2024-02-09 14:18:36,011 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-09 14:18:36,012 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-09 14:18:36,012 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-09 14:18:36,016 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-09 14:18:36,016 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 14:18:36,016 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 09.02 02:18:35" (1/3) ... [2024-02-09 14:18:36,017 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64db4cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.02 02:18:36, skipping insertion in model container [2024-02-09 14:18:36,017 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 14:18:36,017 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 02:18:35" (2/3) ... [2024-02-09 14:18:36,019 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@64db4cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 09.02 02:18:36, skipping insertion in model container [2024-02-09 14:18:36,019 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-09 14:18:36,019 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 02:18:36" (3/3) ... [2024-02-09 14:18:36,020 INFO L332 chiAutomizerObserver]: Analyzing ICFG or-04.c [2024-02-09 14:18:36,056 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-09 14:18:36,057 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-09 14:18:36,057 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-09 14:18:36,057 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-09 14:18:36,057 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-09 14:18:36,057 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-09 14:18:36,057 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-09 14:18:36,057 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-02-09 14:18:36,060 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 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) [2024-02-09 14:18:36,070 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-02-09 14:18:36,070 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 14:18:36,070 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 14:18:36,074 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-02-09 14:18:36,074 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-02-09 14:18:36,074 INFO L335 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-02-09 14:18:36,074 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 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) [2024-02-09 14:18:36,075 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 3 [2024-02-09 14:18:36,075 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 14:18:36,075 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 14:18:36,075 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-02-09 14:18:36,075 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-02-09 14:18:36,080 INFO L748 eck$LassoCheckResult]: Stem: 7#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true; 9#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~ret2#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 5#L20-2true [2024-02-09 14:18:36,080 INFO L750 eck$LassoCheckResult]: Loop: 5#L20-2true assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 8#L21-2true assume !(0 != main_~y~0#1); 5#L20-2true [2024-02-09 14:18:36,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 14:18:36,084 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-02-09 14:18:36,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 14:18:36,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448935134] [2024-02-09 14:18:36,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 14:18:36,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 14:18:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,144 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 14:18:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,158 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 14:18:36,163 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 14:18:36,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1320, now seen corresponding path program 1 times [2024-02-09 14:18:36,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 14:18:36,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [917850408] [2024-02-09 14:18:36,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 14:18:36,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 14:18:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 14:18:36,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-02-09 14:18:36,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-02-09 14:18:36,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [917850408] [2024-02-09 14:18:36,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [917850408] provided 1 perfect and 0 imperfect interpolant sequences [2024-02-09 14:18:36,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-02-09 14:18:36,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-02-09 14:18:36,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414436362] [2024-02-09 14:18:36,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-02-09 14:18:36,271 INFO L765 eck$LassoCheckResult]: loop already infeasible [2024-02-09 14:18:36,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-02-09 14:18:36,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-02-09 14:18:36,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-02-09 14:18:36,316 INFO L87 Difference]: Start difference. First operand has 9 states, 8 states have (on average 1.625) internal successors, (13), 8 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, 2 states have (on average 1.0) internal successors, (2), 2 states have internal predecessors, (2), 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) [2024-02-09 14:18:36,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-02-09 14:18:36,333 INFO L93 Difference]: Finished difference Result 11 states and 13 transitions. [2024-02-09 14:18:36,334 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 11 states and 13 transitions. [2024-02-09 14:18:36,335 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-02-09 14:18:36,337 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 11 states to 7 states and 9 transitions. [2024-02-09 14:18:36,337 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 7 [2024-02-09 14:18:36,337 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 7 [2024-02-09 14:18:36,338 INFO L73 IsDeterministic]: Start isDeterministic. Operand 7 states and 9 transitions. [2024-02-09 14:18:36,338 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-02-09 14:18:36,338 INFO L218 hiAutomatonCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-02-09 14:18:36,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states and 9 transitions. [2024-02-09 14:18:36,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2024-02-09 14:18:36,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-09 14:18:36,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 9 transitions. [2024-02-09 14:18:36,356 INFO L240 hiAutomatonCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-02-09 14:18:36,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-02-09 14:18:36,360 INFO L428 stractBuchiCegarLoop]: Abstraction has 7 states and 9 transitions. [2024-02-09 14:18:36,362 INFO L335 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-02-09 14:18:36,362 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 7 states and 9 transitions. [2024-02-09 14:18:36,362 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 5 [2024-02-09 14:18:36,363 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 14:18:36,363 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 14:18:36,363 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-02-09 14:18:36,363 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1] [2024-02-09 14:18:36,363 INFO L748 eck$LassoCheckResult]: Stem: 33#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 34#L-1 assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet0#1, main_#t~nondet1#1, main_#t~ret2#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~0#1;havoc main_#t~nondet0#1;main_~x~0#1 := main_#t~nondet0#1;havoc main_#t~nondet0#1;havoc main_#t~nondet1#1;main_~y~0#1 := main_#t~nondet1#1;havoc main_#t~nondet1#1; 29#L20-2 [2024-02-09 14:18:36,364 INFO L750 eck$LassoCheckResult]: Loop: 29#L20-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 30#L21-2 assume !!(0 != main_~y~0#1); 31#L21 assume main_~y~0#1 > 0;main_~y~0#1 := main_#t~ret2#1;havoc main_#t~ret2#1;main_~y~0#1 := main_~x~0#1 - main_~y~0#1; 32#L21-2 assume !(0 != main_~y~0#1); 29#L20-2 [2024-02-09 14:18:36,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 14:18:36,364 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 2 times [2024-02-09 14:18:36,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 14:18:36,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860457737] [2024-02-09 14:18:36,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 14:18:36,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 14:18:36,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,367 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 14:18:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,369 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 14:18:36,369 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 14:18:36,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1271173, now seen corresponding path program 1 times [2024-02-09 14:18:36,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 14:18:36,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924873642] [2024-02-09 14:18:36,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 14:18:36,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 14:18:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,376 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 14:18:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,387 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 14:18:36,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 14:18:36,388 INFO L85 PathProgramCache]: Analyzing trace with hash 889698375, now seen corresponding path program 1 times [2024-02-09 14:18:36,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 14:18:36,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271119730] [2024-02-09 14:18:36,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 14:18:36,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 14:18:36,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,401 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 14:18:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,411 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 14:18:36,484 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 14:18:36,485 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 14:18:36,486 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 14:18:36,487 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 14:18:36,487 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2024-02-09 14:18:36,487 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 14:18:36,487 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 14:18:36,487 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 14:18:36,488 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-04.c_Iteration2_Loop [2024-02-09 14:18:36,488 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 14:18:36,488 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 14:18:36,499 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 14:18:36,543 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 14:18:36,544 INFO L404 LassoAnalysis]: Checking for nontermination... [2024-02-09 14:18:36,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 14:18:36,545 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 14:18:36,547 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 14:18:36,552 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-02-09 14:18:36,552 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 14:18:36,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Waiting until timeout for monitored process [2024-02-09 14:18:36,588 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (2)] Ended with exit code 0 [2024-02-09 14:18:36,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 14:18:36,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 14:18:36,590 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 14:18:36,595 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Waiting until timeout for monitored process [2024-02-09 14:18:36,597 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-02-09 14:18:36,597 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-02-09 14:18:36,633 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-02-09 14:18:36,637 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (3)] Ended with exit code 0 [2024-02-09 14:18:36,638 INFO L210 LassoAnalysis]: Preferences: [2024-02-09 14:18:36,638 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2024-02-09 14:18:36,638 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-02-09 14:18:36,638 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2024-02-09 14:18:36,638 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2024-02-09 14:18:36,638 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 14:18:36,638 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2024-02-09 14:18:36,638 INFO L132 ssoRankerPreferences]: Path of dumped script: [2024-02-09 14:18:36,638 INFO L133 ssoRankerPreferences]: Filename of dumped script: or-04.c_Iteration2_Loop [2024-02-09 14:18:36,638 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2024-02-09 14:18:36,638 INFO L276 LassoAnalysis]: Starting lasso preprocessing... [2024-02-09 14:18:36,639 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-02-09 14:18:36,675 INFO L294 LassoAnalysis]: Preprocessing complete. [2024-02-09 14:18:36,679 INFO L490 LassoAnalysis]: Using template 'affine'. [2024-02-09 14:18:36,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 14:18:36,680 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 14:18:36,681 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 14:18:36,684 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 [2024-02-09 14:18:36,692 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-02-09 14:18:36,692 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-02-09 14:18:36,692 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-02-09 14:18:36,692 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-02-09 14:18:36,693 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-02-09 14:18:36,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Waiting until timeout for monitored process [2024-02-09 14:18:36,695 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-02-09 14:18:36,695 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-02-09 14:18:36,703 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-02-09 14:18:36,707 INFO L443 ModelExtractionUtils]: Simplification made 2 calls to the SMT solver. [2024-02-09 14:18:36,707 INFO L444 ModelExtractionUtils]: 3 out of 5 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-02-09 14:18:36,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-09 14:18:36,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-09 14:18:36,712 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-09 14:18:36,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Waiting until timeout for monitored process [2024-02-09 14:18:36,715 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-02-09 14:18:36,715 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-02-09 14:18:36,716 INFO L513 LassoAnalysis]: Proved termination. [2024-02-09 14:18:36,716 INFO L515 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~y~0#1) = 1*ULTIMATE.start_main_~y~0#1 Supporting invariants [] [2024-02-09 14:18:36,724 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (4)] Ended with exit code 0 [2024-02-09 14:18:36,726 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-02-09 14:18:36,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 14:18:36,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 14:18:36,754 WARN L260 TraceCheckSpWp]: Trace formula consists of 4 conjuncts, 2 conjunts are in the unsatisfiable core [2024-02-09 14:18:36,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 14:18:36,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-02-09 14:18:36,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjunts are in the unsatisfiable core [2024-02-09 14:18:36,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-02-09 14:18:36,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-02-09 14:18:36,813 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 [2024-02-09 14:18:36,815 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 3 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) [2024-02-09 14:18:36,861 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 7 states and 9 transitions. cyclomatic complexity: 3. 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 16 states and 24 transitions. Complement of second has 6 states. [2024-02-09 14:18:36,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2024-02-09 14:18:36,863 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) [2024-02-09 14:18:36,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 11 transitions. [2024-02-09 14:18:36,865 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 2 letters. Loop has 4 letters. [2024-02-09 14:18:36,866 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 14:18:36,866 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 6 letters. Loop has 4 letters. [2024-02-09 14:18:36,866 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 14:18:36,866 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 11 transitions. Stem has 2 letters. Loop has 8 letters. [2024-02-09 14:18:36,867 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-02-09 14:18:36,867 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 16 states and 24 transitions. [2024-02-09 14:18:36,868 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 4 [2024-02-09 14:18:36,869 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 16 states to 16 states and 24 transitions. [2024-02-09 14:18:36,869 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 8 [2024-02-09 14:18:36,869 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 9 [2024-02-09 14:18:36,869 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 24 transitions. [2024-02-09 14:18:36,870 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2024-02-09 14:18:36,870 INFO L218 hiAutomatonCegarLoop]: Abstraction has 16 states and 24 transitions. [2024-02-09 14:18:36,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states and 24 transitions. [2024-02-09 14:18:36,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 12. [2024-02-09 14:18:36,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 11 states have internal predecessors, (17), 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) [2024-02-09 14:18:36,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 17 transitions. [2024-02-09 14:18:36,872 INFO L240 hiAutomatonCegarLoop]: Abstraction has 12 states and 17 transitions. [2024-02-09 14:18:36,872 INFO L428 stractBuchiCegarLoop]: Abstraction has 12 states and 17 transitions. [2024-02-09 14:18:36,872 INFO L335 stractBuchiCegarLoop]: ======== Iteration 3 ============ [2024-02-09 14:18:36,872 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 12 states and 17 transitions. [2024-02-09 14:18:36,874 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 2 [2024-02-09 14:18:36,874 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-02-09 14:18:36,874 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-02-09 14:18:36,874 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1] [2024-02-09 14:18:36,875 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1] [2024-02-09 14:18:36,875 INFO L748 eck$LassoCheckResult]: Stem: 101#$Ultimate##0 assume { :begin_inline_ULTIMATE.init } true; 102#L-1 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_#t~ret2#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~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; 93#L20-2 assume !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0); 95#L21-2 assume !!(0 != main_~y~0#1); 97#L21 assume main_~y~0#1 > 0;main_~y~0#1 := main_#t~ret2#1;havoc main_#t~ret2#1;main_~y~0#1 := main_~x~0#1 - main_~y~0#1; 98#L21-2 [2024-02-09 14:18:36,875 INFO L750 eck$LassoCheckResult]: Loop: 98#L21-2 assume !!(0 != main_~y~0#1); 103#L21 assume main_~y~0#1 > 0;main_~y~0#1 := main_#t~ret2#1;havoc main_#t~ret2#1;main_~y~0#1 := main_~x~0#1 - main_~y~0#1; 98#L21-2 [2024-02-09 14:18:36,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 14:18:36,877 INFO L85 PathProgramCache]: Analyzing trace with hash 28699947, now seen corresponding path program 1 times [2024-02-09 14:18:36,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 14:18:36,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124504724] [2024-02-09 14:18:36,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 14:18:36,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 14:18:36,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,890 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 14:18:36,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,900 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 14:18:36,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 14:18:36,900 INFO L85 PathProgramCache]: Analyzing trace with hash 1604, now seen corresponding path program 1 times [2024-02-09 14:18:36,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 14:18:36,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808230084] [2024-02-09 14:18:36,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 14:18:36,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 14:18:36,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,919 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 14:18:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,922 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 14:18:36,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-02-09 14:18:36,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1810845934, now seen corresponding path program 2 times [2024-02-09 14:18:36,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-02-09 14:18:36,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090504943] [2024-02-09 14:18:36,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-02-09 14:18:36,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-02-09 14:18:36,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,927 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 14:18:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,930 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-02-09 14:18:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-02-09 14:18:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-02-09 14:18:36,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 09.02 02:18:36 BoogieIcfgContainer [2024-02-09 14:18:36,981 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-09 14:18:36,981 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-02-09 14:18:36,982 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-02-09 14:18:36,982 INFO L274 PluginConnector]: Witness Printer initialized [2024-02-09 14:18:36,982 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 02:18:36" (3/4) ... [2024-02-09 14:18:36,983 INFO L140 WitnessPrinter]: No result that supports witness generation found [2024-02-09 14:18:36,984 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-02-09 14:18:36,985 INFO L158 Benchmark]: Toolchain (without parser) took 1372.32ms. Allocated memory was 130.0MB in the beginning and 207.6MB in the end (delta: 77.6MB). Free memory was 73.7MB in the beginning and 140.6MB in the end (delta: -67.0MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-02-09 14:18:36,985 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 130.0MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-02-09 14:18:36,986 INFO L158 Benchmark]: CACSL2BoogieTranslator took 140.28ms. Allocated memory is still 130.0MB. Free memory was 73.7MB in the beginning and 63.8MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-02-09 14:18:36,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.45ms. Allocated memory is still 130.0MB. Free memory was 63.8MB in the beginning and 62.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-09 14:18:36,986 INFO L158 Benchmark]: Boogie Preprocessor took 18.00ms. Allocated memory is still 130.0MB. Free memory was 62.4MB in the beginning and 61.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-02-09 14:18:36,987 INFO L158 Benchmark]: RCFGBuilder took 218.99ms. Allocated memory is still 130.0MB. Free memory was 61.1MB in the beginning and 52.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-02-09 14:18:36,987 INFO L158 Benchmark]: BuchiAutomizer took 968.85ms. Allocated memory was 130.0MB in the beginning and 207.6MB in the end (delta: 77.6MB). Free memory was 52.1MB in the beginning and 141.7MB in the end (delta: -89.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-09 14:18:36,988 INFO L158 Benchmark]: Witness Printer took 2.83ms. Allocated memory is still 207.6MB. Free memory was 141.7MB in the beginning and 140.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-02-09 14:18:36,989 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 130.0MB. Free memory is still 94.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 140.28ms. Allocated memory is still 130.0MB. Free memory was 73.7MB in the beginning and 63.8MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.45ms. Allocated memory is still 130.0MB. Free memory was 63.8MB in the beginning and 62.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.00ms. Allocated memory is still 130.0MB. Free memory was 62.4MB in the beginning and 61.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 218.99ms. Allocated memory is still 130.0MB. Free memory was 61.1MB in the beginning and 52.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 968.85ms. Allocated memory was 130.0MB in the beginning and 207.6MB in the end (delta: 77.6MB). Free memory was 52.1MB in the beginning and 141.7MB in the end (delta: -89.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2.83ms. Allocated memory is still 207.6MB. Free memory was 141.7MB in the beginning and 140.6MB in the end (delta: 1.0MB). 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 2 terminating modules (1 trivial, 1 deterministic, 0 nondeterministic) and one module whose termination is unknown.One deterministic module has affine ranking function y and consists of 4 locations. 1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 12 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.9s and 3 iterations. TraceHistogramMax:1. Analysis of lassos took 0.6s. Construction of modules took 0.0s. Büchi inclusion checks took 0.2s. Highest rank in rank-based complementation 3. Minimization of det autom 1. Minimization of nondet autom 1. Automata minimization 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [1, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 1/1 HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21 IncrementalHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 13 mSDtfsCounter, 21 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT1 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital14 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq157 hnf90 smp100 dnf100 smp100 tf110 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 36ms VariablesStem: 0 VariablesLoop: 4 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer cannot decide termination for the following lasso because it contains the following overapproximations. Overapproximations C: y|(y+1) [22] (Reason bitwise operation) Lasso 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_#t~ret2#1, main_~y~0#1, main_~x~0#1;havoc main_~y~0#1;havoc main_~x~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 !!(main_~x~0#1 >= main_~y~0#1 && main_~y~0#1 > 0);" "assume !!(0 != main_~y~0#1);" "assume main_~y~0#1 > 0;main_~y~0#1 := main_#t~ret2#1;havoc main_#t~ret2#1;main_~y~0#1 := main_~x~0#1 - main_~y~0#1;" Loop: "assume !!(0 != main_~y~0#1);" "assume main_~y~0#1 > 0;main_~y~0#1 := main_#t~ret2#1;havoc main_#t~ret2#1;main_~y~0#1 := main_~x~0#1 - main_~y~0#1;" RESULT: Ultimate could not prove your program: unable to determine termination [2024-02-09 14:18:37,013 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Ended with exit code 0 [2024-02-09 14:18:37,208 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Termination*64bit*_Bitvector*.epf No suitable settings file found using Termination*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN