/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET --buchiautomizer.use.buchi.petri.net.intersection.optimizations false --buchiautomizer.use.automata.for.buchi.petri.net.emptiness.check true -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 01:08:13,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 01:08:14,068 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-10 01:08:14,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 01:08:14,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 01:08:14,108 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 01:08:14,153 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 01:08:14,154 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 01:08:14,155 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 01:08:14,159 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 01:08:14,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 01:08:14,160 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 01:08:14,160 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 01:08:14,161 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 01:08:14,162 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 01:08:14,162 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 01:08:14,162 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 01:08:14,162 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 01:08:14,163 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 01:08:14,163 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 01:08:14,163 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 01:08:14,164 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 01:08:14,165 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 01:08:14,165 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 01:08:14,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 01:08:14,165 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 01:08:14,166 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 01:08:14,166 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 01:08:14,166 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 01:08:14,166 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 01:08:14,167 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 01:08:14,167 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 01:08:14,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 01:08:14,168 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 01:08:14,168 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 01:08:14,169 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 01:08:14,169 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 01:08:14,170 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 01:08:14,170 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 01:08:14,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 01:08:14,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 01:08:14,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 01:08:14,864 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-10 01:08:14,864 INFO L274 PluginConnector]: CDTParser initialized [2024-02-10 01:08:14,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c [2024-02-10 01:08:17,043 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-10 01:08:17,350 INFO L384 CDTParser]: Found 1 translation units. [2024-02-10 01:08:17,350 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-trans.wvr.c [2024-02-10 01:08:17,383 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f72e5a36/3b16b34a5abc475d9712ccc15a801b43/FLAG4858f962e [2024-02-10 01:08:17,399 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f72e5a36/3b16b34a5abc475d9712ccc15a801b43 [2024-02-10 01:08:17,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 01:08:17,403 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-10 01:08:17,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-10 01:08:17,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-10 01:08:17,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-10 01:08:17,436 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 01:08:17" (1/1) ... [2024-02-10 01:08:17,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca826ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:17, skipping insertion in model container [2024-02-10 01:08:17,437 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 01:08:17" (1/1) ... [2024-02-10 01:08:17,489 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-10 01:08:17,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 01:08:17,943 INFO L202 MainTranslator]: Completed pre-run [2024-02-10 01:08:17,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 01:08:17,992 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 01:08:17,993 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 01:08:18,000 INFO L206 MainTranslator]: Completed translation [2024-02-10 01:08:18,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18 WrapperNode [2024-02-10 01:08:18,003 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-10 01:08:18,004 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 01:08:18,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 01:08:18,005 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 01:08:18,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,132 INFO L138 Inliner]: procedures = 23, calls = 46, calls flagged for inlining = 18, calls inlined = 40, statements flattened = 338 [2024-02-10 01:08:18,133 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 01:08:18,133 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 01:08:18,134 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 01:08:18,134 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 01:08:18,157 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,171 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,172 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,208 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,211 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,213 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,239 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 01:08:18,249 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 01:08:18,249 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 01:08:18,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 01:08:18,250 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (1/1) ... [2024-02-10 01:08:18,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:08:18,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:08:18,331 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) [2024-02-10 01:08:18,342 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 [2024-02-10 01:08:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-10 01:08:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 01:08:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 01:08:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 01:08:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 01:08:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-10 01:08:18,403 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-10 01:08:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-02-10 01:08:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-10 01:08:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-02-10 01:08:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-10 01:08:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-10 01:08:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 01:08:18,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 01:08:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-02-10 01:08:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-10 01:08:18,406 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-10 01:08:18,640 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 01:08:18,642 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 01:08:19,435 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 01:08:20,439 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 01:08:20,439 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 01:08:20,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 01:08:20 BoogieIcfgContainer [2024-02-10 01:08:20,443 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 01:08:20,444 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 01:08:20,444 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 01:08:20,447 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 01:08:20,448 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:08:20,448 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.02 01:08:17" (1/3) ... [2024-02-10 01:08:20,465 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71441259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 01:08:20, skipping insertion in model container [2024-02-10 01:08:20,466 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:08:20,466 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:18" (2/3) ... [2024-02-10 01:08:20,467 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@71441259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 01:08:20, skipping insertion in model container [2024-02-10 01:08:20,467 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:08:20,468 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 01:08:20" (3/3) ... [2024-02-10 01:08:20,471 INFO L332 chiAutomizerObserver]: Analyzing ICFG chl-collitem-trans.wvr.c [2024-02-10 01:08:20,660 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-10 01:08:20,716 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 132 places, 126 transitions, 273 flow [2024-02-10 01:08:20,847 INFO L124 PetriNetUnfolderBase]: 1/120 cut-off events. [2024-02-10 01:08:20,848 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-10 01:08:20,854 INFO L83 FinitePrefix]: Finished finitePrefix Result has 133 conditions, 120 events. 1/120 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 18 event pairs, 0 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 37. Up to 2 conditions per place. [2024-02-10 01:08:20,854 INFO L82 GeneralOperation]: Start removeDead. Operand has 132 places, 126 transitions, 273 flow [2024-02-10 01:08:20,872 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 129 places, 120 transitions, 258 flow [2024-02-10 01:08:20,879 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 01:08:20,879 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 01:08:20,879 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 01:08:20,879 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 01:08:20,880 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 01:08:20,880 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 01:08:20,880 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 01:08:20,880 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 01:08:20,880 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 01:08:20,881 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 129 places, 120 transitions, 258 flow [2024-02-10 01:08:20,991 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 525 states, 524 states have (on average 2.4446564885496183) internal successors, (1281), 524 states have internal predecessors, (1281), 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) [2024-02-10 01:08:20,995 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 525 states, 524 states have (on average 2.4446564885496183) internal successors, (1281), 524 states have internal predecessors, (1281), 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) [2024-02-10 01:08:21,096 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-02-10 01:08:21,105 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-02-10 01:08:21,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 01:08:21 BoogieIcfgContainer [2024-02-10 01:08:21,120 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 01:08:21,122 INFO L158 Benchmark]: Toolchain (without parser) took 3718.17ms. Allocated memory was 176.2MB in the beginning and 251.7MB in the end (delta: 75.5MB). Free memory was 109.1MB in the beginning and 110.4MB in the end (delta: -1.3MB). Peak memory consumption was 75.0MB. Max. memory is 8.0GB. [2024-02-10 01:08:21,125 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 01:08:21,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 586.99ms. Allocated memory was 176.2MB in the beginning and 251.7MB in the end (delta: 75.5MB). Free memory was 108.9MB in the beginning and 215.4MB in the end (delta: -106.5MB). Peak memory consumption was 8.3MB. Max. memory is 8.0GB. [2024-02-10 01:08:21,127 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.37ms. Allocated memory is still 251.7MB. Free memory was 215.4MB in the beginning and 212.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-02-10 01:08:21,128 INFO L158 Benchmark]: Boogie Preprocessor took 114.36ms. Allocated memory is still 251.7MB. Free memory was 212.8MB in the beginning and 210.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-02-10 01:08:21,131 INFO L158 Benchmark]: RCFGBuilder took 2193.82ms. Allocated memory is still 251.7MB. Free memory was 210.2MB in the beginning and 144.5MB in the end (delta: 65.7MB). Peak memory consumption was 66.7MB. Max. memory is 8.0GB. [2024-02-10 01:08:21,132 INFO L158 Benchmark]: BuchiAutomizer took 676.76ms. Allocated memory is still 251.7MB. Free memory was 144.5MB in the beginning and 110.4MB in the end (delta: 34.1MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2024-02-10 01:08:21,141 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 586.99ms. Allocated memory was 176.2MB in the beginning and 251.7MB in the end (delta: 75.5MB). Free memory was 108.9MB in the beginning and 215.4MB in the end (delta: -106.5MB). Peak memory consumption was 8.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 128.37ms. Allocated memory is still 251.7MB. Free memory was 215.4MB in the beginning and 212.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 114.36ms. Allocated memory is still 251.7MB. Free memory was 212.8MB in the beginning and 210.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 2193.82ms. Allocated memory is still 251.7MB. Free memory was 210.2MB in the beginning and 144.5MB in the end (delta: 65.7MB). Peak memory consumption was 66.7MB. Max. memory is 8.0GB. * BuchiAutomizer took 676.76ms. Allocated memory is still 251.7MB. Free memory was 144.5MB in the beginning and 110.4MB in the end (delta: 34.1MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.4s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. 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 [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-02-10 01:08:21,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...