/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 true --buchiautomizer.use.automata.for.buchi.petri.net.emptiness.check true -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 00:03:42,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 00:03:42,865 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 00:03:42,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 00:03:42,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 00:03:42,870 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 00:03:42,896 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 00:03:42,896 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 00:03:42,896 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 00:03:42,897 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 00:03:42,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 00:03:42,897 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 00:03:42,898 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 00:03:42,898 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 00:03:42,898 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 00:03:42,898 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 00:03:42,898 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 00:03:42,899 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 00:03:42,899 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 00:03:42,899 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 00:03:42,899 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 00:03:42,903 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 00:03:42,904 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 00:03:42,904 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 00:03:42,906 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 00:03:42,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 00:03:42,907 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 00:03:42,907 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 00:03:42,907 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 00:03:42,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 00:03:42,907 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 00:03:42,907 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 00:03:42,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 00:03:42,908 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 00:03:42,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 00:03:42,908 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 00:03:42,908 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 00:03:42,909 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 00:03:42,909 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 00:03:43,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 00:03:43,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 00:03:43,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 00:03:43,218 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-10 00:03:43,218 INFO L274 PluginConnector]: CDTParser initialized [2024-02-10 00:03:43,219 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2024-02-10 00:03:44,406 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-10 00:03:44,647 INFO L384 CDTParser]: Found 1 translation units. [2024-02-10 00:03:44,647 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-barrier.wvr.c [2024-02-10 00:03:44,656 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8b31815f/3a50b8a68d654266b92a28c2e5d76873/FLAGc5755fb65 [2024-02-10 00:03:44,672 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d8b31815f/3a50b8a68d654266b92a28c2e5d76873 [2024-02-10 00:03:44,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 00:03:44,676 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-10 00:03:44,678 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-10 00:03:44,678 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-10 00:03:44,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-10 00:03:44,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57d62a67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44, skipping insertion in model container [2024-02-10 00:03:44,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,708 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-10 00:03:44,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 00:03:44,876 INFO L202 MainTranslator]: Completed pre-run [2024-02-10 00:03:44,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 00:03:44,901 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 00:03:44,902 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 00:03:44,907 INFO L206 MainTranslator]: Completed translation [2024-02-10 00:03:44,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44 WrapperNode [2024-02-10 00:03:44,907 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-10 00:03:44,908 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 00:03:44,908 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 00:03:44,908 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 00:03:44,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,964 INFO L138 Inliner]: procedures = 25, calls = 99, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 258 [2024-02-10 00:03:44,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 00:03:44,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 00:03:44,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 00:03:44,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 00:03:44,971 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,984 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,991 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:44,994 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 00:03:44,995 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 00:03:44,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 00:03:44,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 00:03:44,997 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (1/1) ... [2024-02-10 00:03:45,002 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:03:45,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:03:45,027 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 00:03:45,030 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 00:03:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-10 00:03:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-10 00:03:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-02-10 00:03:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-02-10 00:03:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 00:03:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 00:03:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 00:03:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 00:03:45,068 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-10 00:03:45,069 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-10 00:03:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-10 00:03:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-10 00:03:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-02-10 00:03:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-10 00:03:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-10 00:03:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-02-10 00:03:45,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-02-10 00:03:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-10 00:03:45,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-10 00:03:45,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 00:03:45,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 00:03:45,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-10 00:03:45,077 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 00:03:45,186 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 00:03:45,187 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 00:03:45,504 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 00:03:45,562 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 00:03:45,562 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 00:03:45,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:03:45 BoogieIcfgContainer [2024-02-10 00:03:45,565 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 00:03:45,565 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 00:03:45,565 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 00:03:45,568 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 00:03:45,569 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:03:45,569 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.02 12:03:44" (1/3) ... [2024-02-10 00:03:45,570 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63e83d95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:03:45, skipping insertion in model container [2024-02-10 00:03:45,570 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:03:45,570 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:03:44" (2/3) ... [2024-02-10 00:03:45,570 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@63e83d95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:03:45, skipping insertion in model container [2024-02-10 00:03:45,570 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:03:45,570 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:03:45" (3/3) ... [2024-02-10 00:03:45,571 INFO L332 chiAutomizerObserver]: Analyzing ICFG parallel-barrier.wvr.c [2024-02-10 00:03:45,745 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-02-10 00:03:45,785 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 248 places, 243 transitions, 552 flow [2024-02-10 00:03:45,928 INFO L124 PetriNetUnfolderBase]: 8/209 cut-off events. [2024-02-10 00:03:45,929 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-02-10 00:03:45,951 INFO L83 FinitePrefix]: Finished finitePrefix Result has 238 conditions, 209 events. 8/209 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 235 event pairs, 0 based on Foata normal form. 0/201 useless extension candidates. Maximal degree in co-relation 177. Up to 3 conditions per place. [2024-02-10 00:03:45,951 INFO L82 GeneralOperation]: Start removeDead. Operand has 248 places, 243 transitions, 552 flow [2024-02-10 00:03:45,959 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 220 places, 209 transitions, 466 flow [2024-02-10 00:03:45,973 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 00:03:45,973 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 00:03:45,973 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 00:03:45,974 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 00:03:45,974 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 00:03:45,974 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 00:03:45,974 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 00:03:45,974 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 00:03:45,974 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:03:45,975 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 220 places, 209 transitions, 466 flow [2024-02-10 00:04:23,244 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 729829 states, 729828 states have (on average 5.452001019418274) internal successors, (3979023), 729828 states have internal predecessors, (3979023), 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 00:04:30,179 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 729829 states, 729828 states have (on average 5.452001019418274) internal successors, (3979023), 729828 states have internal predecessors, (3979023), 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 00:05:18,438 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-02-10 00:05:18,451 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-02-10 00:05:18,456 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 12:05:18 BoogieIcfgContainer [2024-02-10 00:05:18,456 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 00:05:18,458 INFO L158 Benchmark]: Toolchain (without parser) took 93781.50ms. Allocated memory was 153.1MB in the beginning and 8.0GB in the end (delta: 7.8GB). Free memory was 80.5MB in the beginning and 2.8GB in the end (delta: -2.7GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. [2024-02-10 00:05:18,459 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 153.1MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 00:05:18,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 229.17ms. Allocated memory was 153.1MB in the beginning and 246.4MB in the end (delta: 93.3MB). Free memory was 80.3MB in the beginning and 208.6MB in the end (delta: -128.2MB). Peak memory consumption was 15.6MB. Max. memory is 8.0GB. [2024-02-10 00:05:18,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.27ms. Allocated memory is still 246.4MB. Free memory was 208.5MB in the beginning and 212.9MB in the end (delta: -4.3MB). Peak memory consumption was 5.9MB. Max. memory is 8.0GB. [2024-02-10 00:05:18,460 INFO L158 Benchmark]: Boogie Preprocessor took 29.67ms. Allocated memory is still 246.4MB. Free memory was 212.9MB in the beginning and 210.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-02-10 00:05:18,461 INFO L158 Benchmark]: RCFGBuilder took 569.33ms. Allocated memory is still 246.4MB. Free memory was 210.8MB in the beginning and 184.5MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2024-02-10 00:05:18,462 INFO L158 Benchmark]: BuchiAutomizer took 92891.15ms. Allocated memory was 246.4MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 184.5MB in the beginning and 2.8GB in the end (delta: -2.6GB). Peak memory consumption was 5.1GB. Max. memory is 8.0GB. [2024-02-10 00:05:18,470 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 153.1MB. Free memory is still 91.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 229.17ms. Allocated memory was 153.1MB in the beginning and 246.4MB in the end (delta: 93.3MB). Free memory was 80.3MB in the beginning and 208.6MB in the end (delta: -128.2MB). Peak memory consumption was 15.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 56.27ms. Allocated memory is still 246.4MB. Free memory was 208.5MB in the beginning and 212.9MB in the end (delta: -4.3MB). Peak memory consumption was 5.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 29.67ms. Allocated memory is still 246.4MB. Free memory was 212.9MB in the beginning and 210.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 569.33ms. Allocated memory is still 246.4MB. Free memory was 210.8MB in the beginning and 184.5MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * BuchiAutomizer took 92891.15ms. Allocated memory was 246.4MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 184.5MB in the beginning and 2.8GB in the end (delta: -2.6GB). Peak memory consumption was 5.1GB. 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 92.6s 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 00:05:18,498 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...