./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/float-benchs/divmul_buf_diverge.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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 ../sv-benchmarks/c/float-benchs/divmul_buf_diverge.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-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 32bit --witnessprinter.graph.data.programhash 8967c0a6dd6f26859048ef07f7346401bdb19327ee452e685df9b5c4b7492d34 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 14:40:12,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 14:40:12,291 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2024-11-19 14:40:12,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 14:40:12,297 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 14:40:12,335 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 14:40:12,336 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 14:40:12,336 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 14:40:12,337 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 14:40:12,337 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 14:40:12,338 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 14:40:12,338 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 14:40:12,339 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 14:40:12,339 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-11-19 14:40:12,340 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-11-19 14:40:12,340 INFO L153 SettingsManager]: * Use old map elimination=false [2024-11-19 14:40:12,340 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-11-19 14:40:12,341 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-11-19 14:40:12,341 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-11-19 14:40:12,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 14:40:12,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-11-19 14:40:12,348 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-19 14:40:12,348 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 14:40:12,349 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-19 14:40:12,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 14:40:12,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-11-19 14:40:12,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-11-19 14:40:12,350 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-11-19 14:40:12,351 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 14:40:12,351 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-19 14:40:12,351 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-19 14:40:12,352 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 14:40:12,353 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-11-19 14:40:12,353 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 14:40:12,354 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 14:40:12,354 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 14:40:12,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 14:40:12,355 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 14:40:12,355 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-11-19 14:40:12,356 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8967c0a6dd6f26859048ef07f7346401bdb19327ee452e685df9b5c4b7492d34 [2024-11-19 14:40:12,628 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 14:40:12,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 14:40:12,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 14:40:12,658 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 14:40:12,659 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 14:40:12,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/float-benchs/divmul_buf_diverge.c [2024-11-19 14:40:14,091 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 14:40:14,337 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 14:40:14,338 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/float-benchs/divmul_buf_diverge.c [2024-11-19 14:40:14,345 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/422130cec/79daa682e75b496fbd7980eb6c9e47ed/FLAGa520ae9af [2024-11-19 14:40:14,359 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/422130cec/79daa682e75b496fbd7980eb6c9e47ed [2024-11-19 14:40:14,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 14:40:14,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 14:40:14,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 14:40:14,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 14:40:14,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 14:40:14,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699ca3bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14, skipping insertion in model container [2024-11-19 14:40:14,370 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,388 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 14:40:14,580 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:40:14,590 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 14:40:14,604 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 14:40:14,618 INFO L204 MainTranslator]: Completed translation [2024-11-19 14:40:14,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14 WrapperNode [2024-11-19 14:40:14,618 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 14:40:14,619 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 14:40:14,619 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 14:40:14,619 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 14:40:14,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,646 INFO L138 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 49 [2024-11-19 14:40:14,650 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 14:40:14,651 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 14:40:14,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 14:40:14,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 14:40:14,661 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,663 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,673 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-19 14:40:14,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,684 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,689 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 14:40:14,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 14:40:14,692 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 14:40:14,692 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 14:40:14,693 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (1/1) ... [2024-11-19 14:40:14,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:40:14,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:40:14,724 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) [2024-11-19 14:40:14,726 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 [2024-11-19 14:40:14,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 14:40:14,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 14:40:14,767 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 14:40:14,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 14:40:14,831 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 14:40:14,833 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 14:40:14,982 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-19 14:40:14,982 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 14:40:15,002 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 14:40:15,006 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 14:40:15,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:40:15 BoogieIcfgContainer [2024-11-19 14:40:15,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 14:40:15,008 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-11-19 14:40:15,009 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-11-19 14:40:15,013 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-11-19 14:40:15,014 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:40:15,015 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 19.11 02:40:14" (1/3) ... [2024-11-19 14:40:15,016 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4bffac79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:40:15, skipping insertion in model container [2024-11-19 14:40:15,017 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:40:15,017 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:40:14" (2/3) ... [2024-11-19 14:40:15,017 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4bffac79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 19.11 02:40:15, skipping insertion in model container [2024-11-19 14:40:15,017 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-11-19 14:40:15,017 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:40:15" (3/3) ... [2024-11-19 14:40:15,019 INFO L332 chiAutomizerObserver]: Analyzing ICFG divmul_buf_diverge.c [2024-11-19 14:40:15,075 INFO L300 stractBuchiCegarLoop]: Interprodecural is true [2024-11-19 14:40:15,076 INFO L301 stractBuchiCegarLoop]: Hoare is None [2024-11-19 14:40:15,076 INFO L302 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-11-19 14:40:15,076 INFO L303 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-11-19 14:40:15,076 INFO L304 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-11-19 14:40:15,076 INFO L305 stractBuchiCegarLoop]: Difference is false [2024-11-19 14:40:15,077 INFO L306 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-11-19 14:40:15,077 INFO L310 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2024-11-19 14:40:15,081 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.3125) internal successors, (21), 16 states have internal predecessors, (21), 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) [2024-11-19 14:40:15,098 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-19 14:40:15,099 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:40:15,099 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:40:15,104 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:40:15,105 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:40:15,105 INFO L332 stractBuchiCegarLoop]: ======== Iteration 1 ============ [2024-11-19 14:40:15,105 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 17 states, 16 states have (on average 1.3125) internal successors, (21), 16 states have internal predecessors, (21), 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) [2024-11-19 14:40:15,106 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 7 [2024-11-19 14:40:15,107 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2024-11-19 14:40:15,107 INFO L119 BuchiIsEmpty]: Starting construction of run [2024-11-19 14:40:15,107 INFO L148 hiAutomatonCegarLoop]: Counterexample stem histogram [1, 1] [2024-11-19 14:40:15,108 INFO L149 hiAutomatonCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1] [2024-11-19 14:40:15,114 INFO L745 eck$LassoCheckResult]: Stem: 13#$Ultimate##0true assume { :begin_inline_ULTIMATE.init } true;assume 0 == #valid[0];assume 0 < #StackHeapBarrier;call #Ultimate.allocInit(2, 1);call write~init~int#0(48, 1, 0, 1);call write~init~int#0(0, 1, 1, 1);call #Ultimate.allocInit(21, 2);call #Ultimate.allocInit(12, 3); 5#L-1true assume { :end_inline_ULTIMATE.init } true;assume { :begin_inline_main } true;havoc main_#res#1;havoc main_#t~nondet4#1, main_#t~nondet5#1, main_~tmp~0#1, main_#t~post6#1, main_~i~0#1, main_~x~0#1, main_~buf~0#1;havoc main_~i~0#1;havoc main_~x~0#1;havoc main_~buf~0#1;main_~x~0#1 := ~convertINTToFLOAT(0);main_~buf~0#1 := ~convertINTToFLOAT(0);main_~i~0#1 := 0; 14#L26-3true [2024-11-19 14:40:15,114 INFO L747 eck$LassoCheckResult]: Loop: 14#L26-3true assume !!(main_~i~0#1 < 3000000);havoc main_#t~nondet4#1; 12#L28true assume !(0 != main_#t~nondet4#1);havoc main_#t~nondet4#1; 4#L28-2true main_~tmp~0#1 := main_~x~0#1;main_~x~0#1 := ~someBinaryArithmeticFLOAToperation(main_~buf~0#1, 3.1);main_~buf~0#1 := ~someBinaryArithmeticFLOAToperation(main_~tmp~0#1, 3.1);assume { :begin_inline_wait_for_clock } true; 2#L16true assume { :end_inline_wait_for_clock } true;havoc main_~tmp~0#1; 11#L26-2true main_#t~post6#1 := main_~i~0#1;main_~i~0#1 := 1 + main_#t~post6#1;havoc main_#t~post6#1; 14#L26-3true [2024-11-19 14:40:15,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:40:15,124 INFO L85 PathProgramCache]: Analyzing trace with hash 963, now seen corresponding path program 1 times [2024-11-19 14:40:15,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:40:15,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847280598] [2024-11-19 14:40:15,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:40:15,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:40:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:40:15,214 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:40:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:40:15,237 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:40:15,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:40:15,240 INFO L85 PathProgramCache]: Analyzing trace with hash 38543661, now seen corresponding path program 1 times [2024-11-19 14:40:15,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:40:15,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510419276] [2024-11-19 14:40:15,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:40:15,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:40:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:40:15,257 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:40:15,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:40:15,262 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:40:15,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:40:15,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1809983147, now seen corresponding path program 1 times [2024-11-19 14:40:15,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 14:40:15,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531446899] [2024-11-19 14:40:15,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 14:40:15,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 14:40:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:40:15,276 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-19 14:40:15,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-19 14:40:15,284 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-19 14:40:15,368 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:40:15,369 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:40:15,369 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:40:15,370 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:40:15,370 INFO L128 ssoRankerPreferences]: Use exernal solver: true [2024-11-19 14:40:15,370 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:40:15,370 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:40:15,370 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:40:15,370 INFO L132 ssoRankerPreferences]: Filename of dumped script: divmul_buf_diverge.c_Iteration1_Loop [2024-11-19 14:40:15,370 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:40:15,370 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:40:15,385 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,408 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,413 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,419 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,425 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,428 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,488 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:40:15,489 INFO L365 LassoAnalysis]: Checking for nontermination... [2024-11-19 14:40:15,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:40:15,491 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:40:15,493 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) [2024-11-19 14:40:15,495 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 [2024-11-19 14:40:15,498 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2024-11-19 14:40:15,498 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:40:15,528 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 [2024-11-19 14:40:15,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:40:15,529 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:40:15,531 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) [2024-11-19 14:40:15,532 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 [2024-11-19 14:40:15,535 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2024-11-19 14:40:15,535 INFO L160 nArgumentSynthesizer]: Using integer mode. [2024-11-19 14:40:15,567 INFO L405 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2024-11-19 14:40:15,571 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 [2024-11-19 14:40:15,572 INFO L204 LassoAnalysis]: Preferences: [2024-11-19 14:40:15,572 INFO L125 ssoRankerPreferences]: Compute integeral hull: false [2024-11-19 14:40:15,572 INFO L126 ssoRankerPreferences]: Enable LassoPartitioneer: true [2024-11-19 14:40:15,572 INFO L127 ssoRankerPreferences]: Term annotations enabled: false [2024-11-19 14:40:15,573 INFO L128 ssoRankerPreferences]: Use exernal solver: false [2024-11-19 14:40:15,573 INFO L129 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:40:15,573 INFO L130 ssoRankerPreferences]: Dump SMT script to file: false [2024-11-19 14:40:15,573 INFO L131 ssoRankerPreferences]: Path of dumped script: [2024-11-19 14:40:15,574 INFO L132 ssoRankerPreferences]: Filename of dumped script: divmul_buf_diverge.c_Iteration1_Loop [2024-11-19 14:40:15,574 INFO L133 ssoRankerPreferences]: MapElimAlgo: Frank [2024-11-19 14:40:15,574 INFO L241 LassoAnalysis]: Starting lasso preprocessing... [2024-11-19 14:40:15,576 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,586 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,590 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,594 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,598 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,602 INFO L118 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2024-11-19 14:40:15,651 INFO L259 LassoAnalysis]: Preprocessing complete. [2024-11-19 14:40:15,656 INFO L451 LassoAnalysis]: Using template 'affine'. [2024-11-19 14:40:15,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:40:15,658 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:40:15,660 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) [2024-11-19 14:40:15,662 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 [2024-11-19 14:40:15,663 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 [2024-11-19 14:40:15,675 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2024-11-19 14:40:15,676 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2024-11-19 14:40:15,676 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2024-11-19 14:40:15,676 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2024-11-19 14:40:15,677 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2024-11-19 14:40:15,679 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2024-11-19 14:40:15,679 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2024-11-19 14:40:15,681 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2024-11-19 14:40:15,686 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2024-11-19 14:40:15,686 INFO L444 ModelExtractionUtils]: 0 out of 3 variables were initially zero. Simplification set additionally 0 variables to zero. [2024-11-19 14:40:15,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-11-19 14:40:15,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 14:40:15,706 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) [2024-11-19 14:40:15,707 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 [2024-11-19 14:40:15,707 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2024-11-19 14:40:15,708 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2024-11-19 14:40:15,708 INFO L474 LassoAnalysis]: Proved termination. [2024-11-19 14:40:15,709 INFO L476 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_main_~i~0#1) = -2*ULTIMATE.start_main_~i~0#1 + 5999999 Supporting invariants [] [2024-11-19 14:40:15,720 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 [2024-11-19 14:40:15,724 INFO L156 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2024-11-19 14:40:15,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 14:40:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:40:15,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-19 14:40:15,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:40:15,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 14:40:15,811 INFO L255 TraceCheckSpWp]: Trace formula consists of 10 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-19 14:40:15,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-19 14:40:15,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-19 14:40:15,892 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 [2024-11-19 14:40:15,895 INFO L71 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.3125) internal successors, (21), 16 states have internal predecessors, (21), 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 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2024-11-19 14:40:15,945 INFO L75 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand has 17 states, 16 states have (on average 1.3125) internal successors, (21), 16 states have internal predecessors, (21), 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 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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 39 states and 51 transitions. Complement of second has 6 states. [2024-11-19 14:40:15,947 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 [2024-11-19 14:40:15,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2024-11-19 14:40:15,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 31 transitions. [2024-11-19 14:40:15,955 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 2 letters. Loop has 5 letters. [2024-11-19 14:40:15,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:40:15,956 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 7 letters. Loop has 5 letters. [2024-11-19 14:40:15,956 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:40:15,956 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 31 transitions. Stem has 2 letters. Loop has 10 letters. [2024-11-19 14:40:15,957 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2024-11-19 14:40:15,958 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 39 states and 51 transitions. [2024-11-19 14:40:15,960 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:40:15,963 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 39 states to 0 states and 0 transitions. [2024-11-19 14:40:15,964 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2024-11-19 14:40:15,964 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2024-11-19 14:40:15,965 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2024-11-19 14:40:15,965 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2024-11-19 14:40:15,965 INFO L218 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:40:15,965 INFO L240 hiAutomatonCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:40:15,965 INFO L425 stractBuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-19 14:40:15,966 INFO L332 stractBuchiCegarLoop]: ======== Iteration 2 ============ [2024-11-19 14:40:15,966 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2024-11-19 14:40:15,966 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-11-19 14:40:15,966 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-11-19 14:40:15,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 19.11 02:40:15 BoogieIcfgContainer [2024-11-19 14:40:15,975 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-11-19 14:40:15,976 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-19 14:40:15,976 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-19 14:40:15,977 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-19 14:40:15,977 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:40:15" (3/4) ... [2024-11-19 14:40:15,980 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-19 14:40:15,981 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-19 14:40:15,982 INFO L158 Benchmark]: Toolchain (without parser) took 1619.55ms. Allocated memory is still 165.7MB. Free memory was 132.9MB in the beginning and 60.3MB in the end (delta: 72.6MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-11-19 14:40:15,983 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 165.7MB. Free memory is still 129.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:40:15,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.15ms. Allocated memory is still 165.7MB. Free memory was 132.9MB in the beginning and 119.9MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-19 14:40:15,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.52ms. Allocated memory is still 165.7MB. Free memory was 119.9MB in the beginning and 118.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:40:15,985 INFO L158 Benchmark]: Boogie Preprocessor took 39.70ms. Allocated memory is still 165.7MB. Free memory was 118.4MB in the beginning and 116.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-19 14:40:15,986 INFO L158 Benchmark]: RCFGBuilder took 315.58ms. Allocated memory is still 165.7MB. Free memory was 116.3MB in the beginning and 105.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-19 14:40:15,987 INFO L158 Benchmark]: BuchiAutomizer took 966.80ms. Allocated memory is still 165.7MB. Free memory was 105.7MB in the beginning and 61.0MB in the end (delta: 44.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-19 14:40:15,988 INFO L158 Benchmark]: Witness Printer took 5.26ms. Allocated memory is still 165.7MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-19 14:40:15,990 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 165.7MB. Free memory is still 129.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.15ms. Allocated memory is still 165.7MB. Free memory was 132.9MB in the beginning and 119.9MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.52ms. Allocated memory is still 165.7MB. Free memory was 119.9MB in the beginning and 118.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.70ms. Allocated memory is still 165.7MB. Free memory was 118.4MB in the beginning and 116.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 315.58ms. Allocated memory is still 165.7MB. Free memory was 116.3MB in the beginning and 105.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * BuchiAutomizer took 966.80ms. Allocated memory is still 165.7MB. Free memory was 105.7MB in the beginning and 61.0MB in the end (delta: 44.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Witness Printer took 5.26ms. Allocated memory is still 165.7MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (0 trivial, 1 deterministic, 0 nondeterministic). One deterministic module has affine ranking function (((long long) -2 * i) + 5999999) and consists of 4 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.9s and 2 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 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, 15 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6 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: inital10 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq160 hnf93 smp100 dnf100 smp100 tf113 neg100 sie100 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: sat Degree: 0 Time: 51ms VariablesStem: 0 VariablesLoop: 2 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 0 MotzkinApplications: 2 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 1 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-11-19 14:40:16,023 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (5)] Forceful destruction successful, exit code 0 [2024-11-19 14:40:16,228 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 Writing output log to file Ultimate.log Result: TRUE