/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.automaton.type.for.concurrent.programs BUCHI_PETRI_NET --buchiautomizer.use.buchi.petri.net.intersection.optimizations false --buchiautomizer.use.automata.for.buchi.petri.net.emptiness.check true -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-?-9ecb849-m [2024-02-10 01:08:04,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-02-10 01:08:04,655 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2024-02-10 01:08:04,661 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-02-10 01:08:04,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-02-10 01:08:04,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.Only consider context switches at boundaries of atomic blocks [2024-02-10 01:08:04,699 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-02-10 01:08:04,699 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-02-10 01:08:04,700 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-02-10 01:08:04,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-02-10 01:08:04,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-02-10 01:08:04,701 INFO L153 SettingsManager]: * Use SBE=true [2024-02-10 01:08:04,701 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2024-02-10 01:08:04,701 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2024-02-10 01:08:04,701 INFO L153 SettingsManager]: * Use old map elimination=false [2024-02-10 01:08:04,702 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2024-02-10 01:08:04,702 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2024-02-10 01:08:04,702 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2024-02-10 01:08:04,702 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-02-10 01:08:04,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2024-02-10 01:08:04,703 INFO L153 SettingsManager]: * sizeof long=4 [2024-02-10 01:08:04,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-02-10 01:08:04,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-02-10 01:08:04,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-02-10 01:08:04,709 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2024-02-10 01:08:04,709 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2024-02-10 01:08:04,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2024-02-10 01:08:04,710 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-02-10 01:08:04,710 INFO L153 SettingsManager]: * sizeof long double=12 [2024-02-10 01:08:04,710 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-02-10 01:08:04,711 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2024-02-10 01:08:04,711 INFO L153 SettingsManager]: * Use constant arrays=true [2024-02-10 01:08:04,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-02-10 01:08:04,711 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-02-10 01:08:04,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-02-10 01:08:04,712 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-02-10 01:08:04,712 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-02-10 01:08:04,713 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2024-02-10 01:08:04,713 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Automaton type for concurrent programs -> BUCHI_PETRI_NET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use Buchi Petri Net Intersection Optimizations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Use automata for Buchi Petri Net emptiness check -> true [2024-02-10 01:08:05,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-02-10 01:08:05,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-02-10 01:08:05,079 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-02-10 01:08:05,080 INFO L270 PluginConnector]: Initializing CDTParser... [2024-02-10 01:08:05,081 INFO L274 PluginConnector]: CDTParser initialized [2024-02-10 01:08:05,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2024-02-10 01:08:06,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-02-10 01:08:06,669 INFO L384 CDTParser]: Found 1 translation units. [2024-02-10 01:08:06,669 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-subst.wvr.c [2024-02-10 01:08:06,685 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f70fdd39/a434bdde6e604d4fbbc08dea18bb37fc/FLAG3e29e99c3 [2024-02-10 01:08:06,704 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f70fdd39/a434bdde6e604d4fbbc08dea18bb37fc [2024-02-10 01:08:06,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-02-10 01:08:06,708 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-02-10 01:08:06,712 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-02-10 01:08:06,712 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-02-10 01:08:06,717 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-02-10 01:08:06,718 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 01:08:06" (1/1) ... [2024-02-10 01:08:06,719 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@273d1bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:06, skipping insertion in model container [2024-02-10 01:08:06,719 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 01:08:06" (1/1) ... [2024-02-10 01:08:06,756 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-02-10 01:08:07,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 01:08:07,081 INFO L202 MainTranslator]: Completed pre-run [2024-02-10 01:08:07,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-02-10 01:08:07,134 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 01:08:07,135 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-02-10 01:08:07,142 INFO L206 MainTranslator]: Completed translation [2024-02-10 01:08:07,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07 WrapperNode [2024-02-10 01:08:07,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-02-10 01:08:07,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-02-10 01:08:07,144 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-02-10 01:08:07,144 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-02-10 01:08:07,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,172 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,227 INFO L138 Inliner]: procedures = 23, calls = 47, calls flagged for inlining = 19, calls inlined = 41, statements flattened = 342 [2024-02-10 01:08:07,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-02-10 01:08:07,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-02-10 01:08:07,228 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-02-10 01:08:07,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-02-10 01:08:07,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,242 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,242 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,270 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,272 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-02-10 01:08:07,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-02-10 01:08:07,283 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-02-10 01:08:07,283 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-02-10 01:08:07,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (1/1) ... [2024-02-10 01:08:07,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2024-02-10 01:08:07,300 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-02-10 01:08:07,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2024-02-10 01:08:07,316 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2024-02-10 01:08:07,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-02-10 01:08:07,361 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-02-10 01:08:07,361 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-02-10 01:08:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-02-10 01:08:07,362 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-02-10 01:08:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-02-10 01:08:07,362 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-02-10 01:08:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-02-10 01:08:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-02-10 01:08:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-02-10 01:08:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-02-10 01:08:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-02-10 01:08:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-02-10 01:08:07,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-02-10 01:08:07,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-02-10 01:08:07,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-02-10 01:08:07,364 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-02-10 01:08:07,491 INFO L236 CfgBuilder]: Building ICFG [2024-02-10 01:08:07,494 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2024-02-10 01:08:07,999 INFO L277 CfgBuilder]: Performing block encoding [2024-02-10 01:08:08,473 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-02-10 01:08:08,474 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2024-02-10 01:08:08,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 01:08:08 BoogieIcfgContainer [2024-02-10 01:08:08,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-02-10 01:08:08,477 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2024-02-10 01:08:08,477 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2024-02-10 01:08:08,480 INFO L274 PluginConnector]: BuchiAutomizer initialized [2024-02-10 01:08:08,481 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:08:08,481 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 10.02 01:08:06" (1/3) ... [2024-02-10 01:08:08,482 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1ccb5129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 01:08:08, skipping insertion in model container [2024-02-10 01:08:08,483 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:08:08,483 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 01:08:07" (2/3) ... [2024-02-10 01:08:08,483 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@1ccb5129 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 10.02 01:08:08, skipping insertion in model container [2024-02-10 01:08:08,484 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2024-02-10 01:08:08,484 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 01:08:08" (3/3) ... [2024-02-10 01:08:08,485 INFO L332 chiAutomizerObserver]: Analyzing ICFG chl-collitem-subst.wvr.c [2024-02-10 01:08:08,591 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-02-10 01:08:08,617 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 139 places, 134 transitions, 289 flow [2024-02-10 01:08:08,657 INFO L124 PetriNetUnfolderBase]: 2/128 cut-off events. [2024-02-10 01:08:08,657 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2024-02-10 01:08:08,661 INFO L83 FinitePrefix]: Finished finitePrefix Result has 141 conditions, 128 events. 2/128 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 20 event pairs, 0 based on Foata normal form. 0/126 useless extension candidates. Maximal degree in co-relation 45. Up to 2 conditions per place. [2024-02-10 01:08:08,661 INFO L82 GeneralOperation]: Start removeDead. Operand has 139 places, 134 transitions, 289 flow [2024-02-10 01:08:08,670 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 136 places, 128 transitions, 274 flow [2024-02-10 01:08:08,677 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2024-02-10 01:08:08,677 INFO L304 stractBuchiCegarLoop]: Hoare is false [2024-02-10 01:08:08,677 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2024-02-10 01:08:08,677 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2024-02-10 01:08:08,677 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2024-02-10 01:08:08,677 INFO L308 stractBuchiCegarLoop]: Difference is false [2024-02-10 01:08:08,677 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2024-02-10 01:08:08,677 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiPetriNetCegarLoop ======== [2024-02-10 01:08:08,677 INFO L139 chiPetriNetCegarLoop]: use automaton for emptiness check [2024-02-10 01:08:08,678 INFO L128 iNet2FiniteAutomaton]: Start buchiPetriNet2FiniteAutomaton. Operand has 136 places, 128 transitions, 274 flow [2024-02-10 01:08:08,728 INFO L151 iNet2FiniteAutomaton]: Finished buchiPetriNet2FiniteAutomaton. Result has 532 states, 531 states have (on average 2.4274952919020714) internal successors, (1289), 531 states have internal predecessors, (1289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:08:08,730 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 532 states, 531 states have (on average 2.4274952919020714) internal successors, (1289), 531 states have internal predecessors, (1289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-02-10 01:08:08,798 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2024-02-10 01:08:08,799 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2024-02-10 01:08:08,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 10.02 01:08:08 BoogieIcfgContainer [2024-02-10 01:08:08,803 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2024-02-10 01:08:08,805 INFO L158 Benchmark]: Toolchain (without parser) took 2096.08ms. Allocated memory is still 280.0MB. Free memory was 217.6MB in the beginning and 142.2MB in the end (delta: 75.4MB). Peak memory consumption was 76.7MB. Max. memory is 8.0GB. [2024-02-10 01:08:08,805 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 170.9MB. Free memory is still 136.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-02-10 01:08:08,805 INFO L158 Benchmark]: CACSL2BoogieTranslator took 430.61ms. Allocated memory is still 280.0MB. Free memory was 217.4MB in the beginning and 253.0MB in the end (delta: -35.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-02-10 01:08:08,806 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.37ms. Allocated memory is still 280.0MB. Free memory was 252.5MB in the beginning and 249.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-02-10 01:08:08,806 INFO L158 Benchmark]: Boogie Preprocessor took 48.55ms. Allocated memory is still 280.0MB. Free memory was 249.9MB in the beginning and 247.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-02-10 01:08:08,807 INFO L158 Benchmark]: RCFGBuilder took 1192.79ms. Allocated memory is still 280.0MB. Free memory was 247.8MB in the beginning and 176.8MB in the end (delta: 70.9MB). Peak memory consumption was 72.0MB. Max. memory is 8.0GB. [2024-02-10 01:08:08,807 INFO L158 Benchmark]: BuchiAutomizer took 326.35ms. Allocated memory is still 280.0MB. Free memory was 176.8MB in the beginning and 142.2MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. [2024-02-10 01:08:08,817 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 170.9MB. Free memory is still 136.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 430.61ms. Allocated memory is still 280.0MB. Free memory was 217.4MB in the beginning and 253.0MB in the end (delta: -35.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 84.37ms. Allocated memory is still 280.0MB. Free memory was 252.5MB in the beginning and 249.9MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.55ms. Allocated memory is still 280.0MB. Free memory was 249.9MB in the beginning and 247.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 1192.79ms. Allocated memory is still 280.0MB. Free memory was 247.8MB in the beginning and 176.8MB in the end (delta: 70.9MB). Peak memory consumption was 72.0MB. Max. memory is 8.0GB. * BuchiAutomizer took 326.35ms. Allocated memory is still 280.0MB. Free memory was 176.8MB in the beginning and 142.2MB in the end (delta: 34.6MB). Peak memory consumption was 34.6MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.1s 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 01:08:08,848 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...