/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/parallel-bakery-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 01:13:17,891 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 01:13:17,951 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 01:13:17,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 01:13:17,954 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 01:13:17,955 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 01:13:17,984 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 01:13:17,984 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 01:13:17,985 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 01:13:17,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 01:13:17,985 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 01:13:17,986 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 01:13:17,986 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 01:13:17,986 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 01:13:17,986 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 01:13:17,986 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 01:13:17,992 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 01:13:17,992 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 01:13:17,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 01:13:17,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 01:13:17,993 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 01:13:17,994 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 01:13:17,995 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 01:13:17,995 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 01:13:17,995 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 01:13:17,995 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 01:13:17,995 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 01:13:17,995 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 01:13:17,995 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 01:13:17,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 01:13:17,996 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 01:13:17,996 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 01:13:17,996 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 01:13:17,996 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 01:13:17,997 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 01:13:17,997 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 01:13:17,997 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 01:13:17,997 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 01:13:17,997 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 01:13:18,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 01:13:18,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 01:13:18,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 01:13:18,309 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-10 01:13:18,310 INFO L274 PluginConnector]: CDTParser initialized [2024-02-10 01:13:18,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c [2024-02-10 01:13:19,447 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-10 01:13:19,644 INFO L384 CDTParser]: Found 1 translation units. [2024-02-10 01:13:19,644 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-bakery-2.wvr.c [2024-02-10 01:13:19,651 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d98af9032/d3e016b434f94853abce2eccb3ad8419/FLAG49617d6ff [2024-02-10 01:13:19,663 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d98af9032/d3e016b434f94853abce2eccb3ad8419 [2024-02-10 01:13:19,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 01:13:19,666 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-10 01:13:19,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-10 01:13:19,667 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-10 01:13:19,671 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-10 01:13:19,672 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67fac759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19, skipping insertion in model container [2024-02-10 01:13:19,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,697 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-10 01:13:19,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 01:13:19,848 INFO L202 MainTranslator]: Completed pre-run [2024-02-10 01:13:19,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 01:13:19,873 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 01:13:19,873 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 01:13:19,879 INFO L206 MainTranslator]: Completed translation [2024-02-10 01:13:19,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19 WrapperNode [2024-02-10 01:13:19,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-10 01:13:19,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 01:13:19,881 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 01:13:19,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 01:13:19,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,912 INFO L138 Inliner]: procedures = 21, calls = 61, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 151 [2024-02-10 01:13:19,912 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 01:13:19,913 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 01:13:19,913 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 01:13:19,913 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 01:13:19,921 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,923 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,923 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,936 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,939 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,941 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,943 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 01:13:19,944 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 01:13:19,944 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 01:13:19,944 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 01:13:19,944 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (1/1) ... [2024-02-10 01:13:19,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:13:19,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:13:19,977 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 01:13:19,997 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 01:13:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-10 01:13:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 01:13:20,093 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 01:13:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 01:13:20,093 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 01:13:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-02-10 01:13:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-10 01:13:20,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-02-10 01:13:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-10 01:13:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-10 01:13:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 01:13:20,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 01:13:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-02-10 01:13:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-10 01:13:20,096 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 01:13:20,221 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 01:13:20,223 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 01:13:20,466 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 01:13:20,514 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 01:13:20,514 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 01:13:20,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 01:13:20 BoogieIcfgContainer [2024-02-10 01:13:20,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 01:13:20,517 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 01:13:20,517 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 01:13:20,520 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 01:13:20,521 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:13:20,521 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.02 01:13:19" (1/3) ... [2024-02-10 01:13:20,522 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5dc37166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 01:13:20, skipping insertion in model container [2024-02-10 01:13:20,522 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:13:20,522 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:13:19" (2/3) ... [2024-02-10 01:13:20,522 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@5dc37166 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 01:13:20, skipping insertion in model container [2024-02-10 01:13:20,522 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:13:20,523 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 01:13:20" (3/3) ... [2024-02-10 01:13:20,524 INFO L332 chiAutomizerObserver]: Analyzing ICFG parallel-bakery-2.wvr.c [2024-02-10 01:13:20,599 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-02-10 01:13:20,621 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 113 places, 110 transitions, 234 flow [2024-02-10 01:13:20,654 INFO L124 PetriNetUnfolderBase]: 2/106 cut-off events. [2024-02-10 01:13:20,654 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-10 01:13:20,658 INFO L83 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 106 events. 2/106 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 43 event pairs, 0 based on Foata normal form. 0/104 useless extension candidates. Maximal degree in co-relation 68. Up to 2 conditions per place. [2024-02-10 01:13:20,658 INFO L82 GeneralOperation]: Start removeDead. Operand has 113 places, 110 transitions, 234 flow [2024-02-10 01:13:20,662 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 111 places, 106 transitions, 224 flow [2024-02-10 01:13:20,668 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 01:13:20,668 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 01:13:20,668 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 01:13:20,668 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 01:13:20,668 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 01:13:20,668 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 01:13:20,669 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 01:13:20,669 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 01:13:20,669 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 01:13:20,670 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 111 places, 106 transitions, 224 flow [2024-02-10 01:13:20,720 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 754 states, 753 states have (on average 2.346613545816733) internal successors, (1767), 753 states have internal predecessors, (1767), 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 01:13:20,723 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 754 states, 753 states have (on average 2.346613545816733) internal successors, (1767), 753 states have internal predecessors, (1767), 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 01:13:20,788 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-02-10 01:13:20,788 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-02-10 01:13:20,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 01:13:20 BoogieIcfgContainer [2024-02-10 01:13:20,796 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 01:13:20,798 INFO L158 Benchmark]: Toolchain (without parser) took 1131.08ms. Allocated memory was 183.5MB in the beginning and 283.1MB in the end (delta: 99.6MB). Free memory was 150.1MB in the beginning and 210.9MB in the end (delta: -60.8MB). Peak memory consumption was 37.3MB. Max. memory is 8.0GB. [2024-02-10 01:13:20,798 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 183.5MB. Free memory is still 153.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 01:13:20,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.03ms. Allocated memory is still 183.5MB. Free memory was 149.6MB in the beginning and 138.6MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-02-10 01:13:20,799 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.50ms. Allocated memory is still 183.5MB. Free memory was 138.6MB in the beginning and 136.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-02-10 01:13:20,800 INFO L158 Benchmark]: Boogie Preprocessor took 30.33ms. Allocated memory is still 183.5MB. Free memory was 136.5MB in the beginning and 134.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-10 01:13:20,800 INFO L158 Benchmark]: RCFGBuilder took 572.62ms. Allocated memory was 183.5MB in the beginning and 283.1MB in the end (delta: 99.6MB). Free memory was 134.9MB in the beginning and 233.4MB in the end (delta: -98.5MB). Peak memory consumption was 6.9MB. Max. memory is 8.0GB. [2024-02-10 01:13:20,801 INFO L158 Benchmark]: BuchiAutomizer took 279.42ms. Allocated memory is still 283.1MB. Free memory was 233.4MB in the beginning and 210.9MB in the end (delta: 22.4MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2024-02-10 01:13:20,805 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 183.5MB. Free memory is still 153.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 213.03ms. Allocated memory is still 183.5MB. Free memory was 149.6MB in the beginning and 138.6MB in the end (delta: 11.0MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.50ms. Allocated memory is still 183.5MB. Free memory was 138.6MB in the beginning and 136.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 30.33ms. Allocated memory is still 183.5MB. Free memory was 136.5MB in the beginning and 134.9MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 572.62ms. Allocated memory was 183.5MB in the beginning and 283.1MB in the end (delta: 99.6MB). Free memory was 134.9MB in the beginning and 233.4MB in the end (delta: -98.5MB). Peak memory consumption was 6.9MB. Max. memory is 8.0GB. * BuchiAutomizer took 279.42ms. Allocated memory is still 283.1MB. Free memory was 233.4MB in the beginning and 210.9MB in the end (delta: 22.4MB). Peak memory consumption was 22.0MB. 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 0.1s 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: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2024-02-10 01:13:20,838 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...