/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 false -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 00:39:44,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 00:39:44,803 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 00:39:44,811 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 00:39:44,812 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 00:39:44,812 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 00:39:44,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 00:39:44,849 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 00:39:44,849 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 00:39:44,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 00:39:44,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 00:39:44,854 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 00:39:44,854 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 00:39:44,855 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 00:39:44,855 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 00:39:44,856 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 00:39:44,856 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 00:39:44,856 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 00:39:44,857 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 00:39:44,857 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 00:39:44,857 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 00:39:44,858 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 00:39:44,858 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 00:39:44,859 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 00:39:44,859 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 00:39:44,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 00:39:44,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 00:39:44,860 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 00:39:44,860 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 00:39:44,860 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 00:39:44,861 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 00:39:44,861 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 00:39:44,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 00:39:44,862 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 00:39:44,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 00:39:44,862 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 00:39:44,862 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 00:39:44,863 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 00:39:44,863 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> false [2024-02-10 00:39:45,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 00:39:45,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 00:39:45,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 00:39:45,273 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-10 00:39:45,274 INFO L274 PluginConnector]: CDTParser initialized [2024-02-10 00:39:45,275 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2024-02-10 00:39:46,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-10 00:39:46,823 INFO L384 CDTParser]: Found 1 translation units. [2024-02-10 00:39:46,824 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-ticket-8.wvr.c [2024-02-10 00:39:46,837 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7fdf18f/8f84eb9f166f4a119c7aff8695c8b95c/FLAG94a2dfd1c [2024-02-10 00:39:46,849 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e7fdf18f/8f84eb9f166f4a119c7aff8695c8b95c [2024-02-10 00:39:46,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 00:39:46,852 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-10 00:39:46,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-10 00:39:46,854 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-10 00:39:46,868 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-10 00:39:46,869 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 12:39:46" (1/1) ... [2024-02-10 00:39:46,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d37d510 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:46, skipping insertion in model container [2024-02-10 00:39:46,871 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 12:39:46" (1/1) ... [2024-02-10 00:39:46,910 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-10 00:39:47,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 00:39:47,083 INFO L202 MainTranslator]: Completed pre-run [2024-02-10 00:39:47,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 00:39:47,119 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 00:39:47,119 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 00:39:47,126 INFO L206 MainTranslator]: Completed translation [2024-02-10 00:39:47,126 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47 WrapperNode [2024-02-10 00:39:47,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-10 00:39:47,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 00:39:47,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 00:39:47,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 00:39:47,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,182 INFO L138 Inliner]: procedures = 27, calls = 131, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 360 [2024-02-10 00:39:47,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 00:39:47,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 00:39:47,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 00:39:47,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 00:39:47,193 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,197 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,204 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 00:39:47,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 00:39:47,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 00:39:47,214 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 00:39:47,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (1/1) ... [2024-02-10 00:39:47,220 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 00:39:47,231 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 00:39:47,247 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 00:39:47,253 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 00:39:47,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-10 00:39:47,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-10 00:39:47,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-02-10 00:39:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-02-10 00:39:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 00:39:47,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 00:39:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 00:39:47,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 00:39:47,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-10 00:39:47,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-10 00:39:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-02-10 00:39:47,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-02-10 00:39:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-02-10 00:39:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-02-10 00:39:47,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-02-10 00:39:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-02-10 00:39:47,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-02-10 00:39:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2024-02-10 00:39:47,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2024-02-10 00:39:47,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2024-02-10 00:39:47,300 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2024-02-10 00:39:47,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-10 00:39:47,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-10 00:39:47,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 00:39:47,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 00:39:47,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-10 00:39:47,302 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 00:39:47,606 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 00:39:47,608 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 00:39:47,939 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 00:39:48,057 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 00:39:48,057 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 00:39:48,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:39:48 BoogieIcfgContainer [2024-02-10 00:39:48,060 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 00:39:48,060 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 00:39:48,063 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 00:39:48,066 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 00:39:48,067 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:39:48,067 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.02 12:39:46" (1/3) ... [2024-02-10 00:39:48,068 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ece770c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:39:48, skipping insertion in model container [2024-02-10 00:39:48,068 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:39:48,068 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 12:39:47" (2/3) ... [2024-02-10 00:39:48,068 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@3ece770c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 12:39:48, skipping insertion in model container [2024-02-10 00:39:48,069 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 00:39:48,069 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 12:39:48" (3/3) ... [2024-02-10 00:39:48,070 INFO L332 chiAutomizerObserver]: Analyzing ICFG parallel-ticket-8.wvr.c [2024-02-10 00:39:48,226 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2024-02-10 00:39:48,256 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 256 places, 241 transitions, 538 flow [2024-02-10 00:39:48,353 INFO L124 PetriNetUnfolderBase]: 2/225 cut-off events. [2024-02-10 00:39:48,353 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-02-10 00:39:48,359 INFO L83 FinitePrefix]: Finished finitePrefix Result has 258 conditions, 225 events. 2/225 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 103 event pairs, 0 based on Foata normal form. 0/223 useless extension candidates. Maximal degree in co-relation 174. Up to 2 conditions per place. [2024-02-10 00:39:48,359 INFO L82 GeneralOperation]: Start removeDead. Operand has 256 places, 241 transitions, 538 flow [2024-02-10 00:39:48,370 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 248 places, 225 transitions, 498 flow [2024-02-10 00:39:48,377 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 00:39:48,378 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 00:39:48,378 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 00:39:48,378 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 00:39:48,378 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 00:39:48,378 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 00:39:48,378 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 00:39:48,378 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 00:39:48,379 INFO L84 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 248 places, 225 transitions, 498 flow [2024-02-10 00:39:48,465 INFO L124 PetriNetUnfolderBase]: 2/225 cut-off events. [2024-02-10 00:39:48,466 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2024-02-10 00:39:48,466 INFO L88 BuchiIsEmpty]: Finished buchiIsEmpty language is empty [2024-02-10 00:39:48,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 12:39:48 BoogieIcfgContainer [2024-02-10 00:39:48,471 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 00:39:48,473 INFO L158 Benchmark]: Toolchain (without parser) took 1619.67ms. Allocated memory was 170.9MB in the beginning and 341.8MB in the end (delta: 170.9MB). Free memory was 95.8MB in the beginning and 238.1MB in the end (delta: -142.4MB). Peak memory consumption was 28.2MB. Max. memory is 8.0GB. [2024-02-10 00:39:48,473 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 170.9MB. Free memory is still 143.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 00:39:48,474 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.62ms. Allocated memory is still 170.9MB. Free memory was 95.6MB in the beginning and 82.7MB in the end (delta: 12.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-02-10 00:39:48,475 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.24ms. Allocated memory is still 170.9MB. Free memory was 82.7MB in the beginning and 79.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-02-10 00:39:48,476 INFO L158 Benchmark]: Boogie Preprocessor took 28.61ms. Allocated memory is still 170.9MB. Free memory was 79.9MB in the beginning and 77.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-02-10 00:39:48,476 INFO L158 Benchmark]: RCFGBuilder took 846.33ms. Allocated memory was 170.9MB in the beginning and 341.8MB in the end (delta: 170.9MB). Free memory was 77.8MB in the beginning and 278.5MB in the end (delta: -200.7MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-02-10 00:39:48,477 INFO L158 Benchmark]: BuchiAutomizer took 410.61ms. Allocated memory is still 341.8MB. Free memory was 278.5MB in the beginning and 238.1MB in the end (delta: 40.4MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. [2024-02-10 00:39:48,486 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 170.9MB. Free memory is still 143.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 274.62ms. Allocated memory is still 170.9MB. Free memory was 95.6MB in the beginning and 82.7MB in the end (delta: 12.9MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 54.24ms. Allocated memory is still 170.9MB. Free memory was 82.7MB in the beginning and 79.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 28.61ms. Allocated memory is still 170.9MB. Free memory was 79.9MB in the beginning and 77.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 846.33ms. Allocated memory was 170.9MB in the beginning and 341.8MB in the end (delta: 170.9MB). Free memory was 77.8MB in the beginning and 278.5MB in the end (delta: -200.7MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * BuchiAutomizer took 410.61ms. Allocated memory is still 341.8MB. Free memory was 278.5MB in the beginning and 238.1MB in the end (delta: 40.4MB). Peak memory consumption was 39.8MB. 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 0.2s 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 00:39:48,515 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...