/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/test-easy6.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 00:22:37,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 00:22:38,026 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 00:22:38,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 00:22:38,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 00:22:38,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 00:22:38,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 00:22:38,100 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 00:22:38,100 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 00:22:38,101 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 00:22:38,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 00:22:38,102 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 00:22:38,102 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 00:22:38,102 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 00:22:38,103 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 00:22:38,103 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 00:22:38,103 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 00:22:38,103 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 00:22:38,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 00:22:38,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 00:22:38,104 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 00:22:38,107 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 00:22:38,108 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 00:22:38,108 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 00:22:38,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 00:22:38,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 00:22:38,112 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 00:22:38,113 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 00:22:38,113 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 00:22:38,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 00:22:38,115 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 00:22:38,115 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 00:22:38,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 00:22:38,115 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 00:22:38,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 00:22:38,116 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 00:22:38,116 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 00:22:38,116 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 00:22:38,117 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 00:22:38,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 00:22:38,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 00:22:38,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 00:22:38,700 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-10 00:22:38,700 INFO L274 PluginConnector]: CDTParser initialized [2024-02-10 00:22:38,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/test-easy6.wvr.c [2024-02-10 00:22:40,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-10 00:22:41,104 INFO L384 CDTParser]: Found 1 translation units. [2024-02-10 00:22:41,105 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/test-easy6.wvr.c [2024-02-10 00:22:41,122 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54b076330/c68544f052c441ac80167e0e1cbb8949/FLAG90b7a63a6 [2024-02-10 00:22:41,161 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54b076330/c68544f052c441ac80167e0e1cbb8949 [2024-02-10 00:22:41,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 00:22:41,166 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-10 00:22:41,167 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-10 00:22:41,167 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-10 00:22:41,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-10 00:22:41,178 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee03d35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41, skipping insertion in model container [2024-02-10 00:22:41,179 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,229 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-10 00:22:41,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 00:22:41,610 INFO L202 MainTranslator]: Completed pre-run [2024-02-10 00:22:41,653 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 00:22:41,667 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 00:22:41,668 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 00:22:41,675 INFO L206 MainTranslator]: Completed translation [2024-02-10 00:22:41,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41 WrapperNode [2024-02-10 00:22:41,691 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-10 00:22:41,692 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 00:22:41,692 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 00:22:41,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 00:22:41,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,733 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,794 INFO L138 Inliner]: procedures = 21, calls = 60, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 124 [2024-02-10 00:22:41,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 00:22:41,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 00:22:41,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 00:22:41,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 00:22:41,802 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,803 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,820 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,830 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,832 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,833 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 00:22:41,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 00:22:41,836 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 00:22:41,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 00:22:41,837 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (1/1) ... [2024-02-10 00:22:41,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:22:41,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:22:41,886 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 00:22:41,896 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 00:22:41,960 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-10 00:22:41,960 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 00:22:41,960 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 00:22:41,961 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 00:22:41,968 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 00:22:41,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-02-10 00:22:41,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-10 00:22:41,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-02-10 00:22:41,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-10 00:22:41,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-10 00:22:41,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 00:22:41,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 00:22:41,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-02-10 00:22:41,983 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-10 00:22:41,985 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 00:22:42,134 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 00:22:42,136 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 00:22:42,522 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 00:22:42,643 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 00:22:42,644 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 00:22:42,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:22:42 BoogieIcfgContainer [2024-02-10 00:22:42,655 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 00:22:42,657 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 00:22:42,657 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 00:22:42,660 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 00:22:42,661 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:22:42,661 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.02 12:22:41" (1/3) ... [2024-02-10 00:22:42,666 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1814a628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:22:42, skipping insertion in model container [2024-02-10 00:22:42,666 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:22:42,666 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:22:41" (2/3) ... [2024-02-10 00:22:42,667 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1814a628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:22:42, skipping insertion in model container [2024-02-10 00:22:42,667 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:22:42,667 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:22:42" (3/3) ... [2024-02-10 00:22:42,669 INFO L332 chiAutomizerObserver]: Analyzing ICFG test-easy6.wvr.c [2024-02-10 00:22:42,820 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-02-10 00:22:42,881 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 87 places, 83 transitions, 180 flow [2024-02-10 00:22:42,941 INFO L124 PetriNetUnfolderBase]: 1/79 cut-off events. [2024-02-10 00:22:42,941 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-02-10 00:22:42,945 INFO L83 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 79 events. 1/79 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 40 event pairs, 0 based on Foata normal form. 0/78 useless extension candidates. Maximal degree in co-relation 36. Up to 2 conditions per place. [2024-02-10 00:22:42,945 INFO L82 GeneralOperation]: Start removeDead. Operand has 87 places, 83 transitions, 180 flow [2024-02-10 00:22:42,949 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 85 places, 79 transitions, 170 flow [2024-02-10 00:22:42,969 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 00:22:42,970 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 00:22:42,970 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 00:22:42,970 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 00:22:42,970 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 00:22:42,970 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 00:22:42,970 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 00:22:42,970 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 00:22:42,970 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 00:22:42,971 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 85 places, 79 transitions, 170 flow [2024-02-10 00:22:43,081 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 728 states, 727 states have (on average 2.393397524071527) internal successors, (1740), 727 states have internal predecessors, (1740), 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 00:22:43,083 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 728 states, 727 states have (on average 2.393397524071527) internal successors, (1740), 727 states have internal predecessors, (1740), 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 00:22:43,159 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-02-10 00:22:43,159 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-02-10 00:22:43,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 12:22:43 BoogieIcfgContainer [2024-02-10 00:22:43,164 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 00:22:43,180 INFO L158 Benchmark]: Toolchain (without parser) took 1998.76ms. Allocated memory is still 210.8MB. Free memory was 143.1MB in the beginning and 138.5MB in the end (delta: 4.6MB). Peak memory consumption was 5.5MB. Max. memory is 8.0GB. [2024-02-10 00:22:43,181 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 157.3MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 00:22:43,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.11ms. Allocated memory is still 210.8MB. Free memory was 142.9MB in the beginning and 179.9MB in the end (delta: -37.0MB). Peak memory consumption was 15.0MB. Max. memory is 8.0GB. [2024-02-10 00:22:43,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.10ms. Allocated memory is still 210.8MB. Free memory was 179.9MB in the beginning and 178.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-02-10 00:22:43,182 INFO L158 Benchmark]: Boogie Preprocessor took 40.87ms. Allocated memory is still 210.8MB. Free memory was 178.4MB in the beginning and 176.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-02-10 00:22:43,183 INFO L158 Benchmark]: RCFGBuilder took 819.21ms. Allocated memory is still 210.8MB. Free memory was 176.8MB in the beginning and 159.5MB in the end (delta: 17.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2024-02-10 00:22:43,183 INFO L158 Benchmark]: BuchiAutomizer took 507.39ms. Allocated memory is still 210.8MB. Free memory was 159.5MB in the beginning and 138.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-02-10 00:22:43,194 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 157.3MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 524.11ms. Allocated memory is still 210.8MB. Free memory was 142.9MB in the beginning and 179.9MB in the end (delta: -37.0MB). Peak memory consumption was 15.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 102.10ms. Allocated memory is still 210.8MB. Free memory was 179.9MB in the beginning and 178.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 40.87ms. Allocated memory is still 210.8MB. Free memory was 178.4MB in the beginning and 176.8MB in the end (delta: 1.5MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 819.21ms. Allocated memory is still 210.8MB. Free memory was 176.8MB in the beginning and 159.5MB in the end (delta: 17.3MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * BuchiAutomizer took 507.39ms. Allocated memory is still 210.8MB. Free memory was 159.5MB in the beginning and 138.5MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. 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 0.3s 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 00:22:43,252 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...