/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/BuchiAutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf --buchiautomizer.fairness.type.for.concurrent.programs FAIRNESS_LAZY -i ../../../trunk/examples/svcomp/weaver/popl20-difference-det.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.me.fairness-a3464b2-m [2023-08-18 17:15:53,277 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-08-18 17:15:53,360 INFO L100 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-32bit-Automizer_Default.epf [2023-08-18 17:15:53,390 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-18 17:15:53,391 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-18 17:15:53,392 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-18 17:15:53,393 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-18 17:15:53,393 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-08-18 17:15:53,394 INFO L137 SettingsManager]: * Use SBE=true [2023-08-18 17:15:53,398 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-08-18 17:15:53,398 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-08-18 17:15:53,398 INFO L137 SettingsManager]: * Use old map elimination=false [2023-08-18 17:15:53,398 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-08-18 17:15:53,400 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-08-18 17:15:53,400 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-08-18 17:15:53,400 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-18 17:15:53,401 INFO L137 SettingsManager]: * sizeof long=4 [2023-08-18 17:15:53,401 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-18 17:15:53,401 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-18 17:15:53,401 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-08-18 17:15:53,401 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-08-18 17:15:53,402 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-08-18 17:15:53,402 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-08-18 17:15:53,402 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-08-18 17:15:53,403 INFO L137 SettingsManager]: * sizeof long double=12 [2023-08-18 17:15:53,403 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-08-18 17:15:53,403 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-08-18 17:15:53,403 INFO L137 SettingsManager]: * Use constant arrays=true [2023-08-18 17:15:53,404 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-08-18 17:15:53,405 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-18 17:15:53,406 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-18 17:15:53,406 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-18 17:15:53,406 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-18 17:15:53,406 INFO L137 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-08-18 17:15:53,408 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-08-18 17:15:53,408 INFO L137 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Fairness type for concurrent programs -> FAIRNESS_LAZY [2023-08-18 17:15:53,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-18 17:15:53,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-18 17:15:53,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-18 17:15:53,669 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-18 17:15:53,670 INFO L274 PluginConnector]: CDTParser initialized [2023-08-18 17:15:53,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-difference-det.wvr.c [2023-08-18 17:15:54,948 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-18 17:15:55,134 INFO L384 CDTParser]: Found 1 translation units. [2023-08-18 17:15:55,135 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-difference-det.wvr.c [2023-08-18 17:15:55,147 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8955425a5/620a4276d15a486aaabae286a8178ad2/FLAG1b30c4709 [2023-08-18 17:15:55,161 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8955425a5/620a4276d15a486aaabae286a8178ad2 [2023-08-18 17:15:55,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-18 17:15:55,166 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-18 17:15:55,170 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-18 17:15:55,170 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-18 17:15:55,174 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-18 17:15:55,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45587acd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55, skipping insertion in model container [2023-08-18 17:15:55,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-18 17:15:55,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-18 17:15:55,364 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-difference-det.wvr.c[2507,2520] [2023-08-18 17:15:55,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-18 17:15:55,376 INFO L203 MainTranslator]: Completed pre-run [2023-08-18 17:15:55,400 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-difference-det.wvr.c[2507,2520] [2023-08-18 17:15:55,401 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-18 17:15:55,411 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-18 17:15:55,412 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-18 17:15:55,425 INFO L208 MainTranslator]: Completed translation [2023-08-18 17:15:55,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55 WrapperNode [2023-08-18 17:15:55,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-18 17:15:55,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-18 17:15:55,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-18 17:15:55,427 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-18 17:15:55,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,451 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,483 INFO L138 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 120 [2023-08-18 17:15:55,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-18 17:15:55,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-18 17:15:55,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-18 17:15:55,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-18 17:15:55,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,520 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,523 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,525 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,528 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-18 17:15:55,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-18 17:15:55,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-18 17:15:55,544 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-18 17:15:55,545 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (1/1) ... [2023-08-18 17:15:55,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 17:15:55,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 17:15:55,573 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) [2023-08-18 17:15:55,587 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 [2023-08-18 17:15:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-18 17:15:55,613 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-18 17:15:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-18 17:15:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-18 17:15:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-18 17:15:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-18 17:15:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-18 17:15:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-08-18 17:15:55,614 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-08-18 17:15:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-18 17:15:55,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-18 17:15:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-18 17:15:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-18 17:15:55,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-18 17:15:55,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-18 17:15:55,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-18 17:15:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-18 17:15:55,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-18 17:15:55,618 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-18 17:15:55,733 INFO L236 CfgBuilder]: Building ICFG [2023-08-18 17:15:55,736 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-18 17:15:56,059 INFO L277 CfgBuilder]: Performing block encoding [2023-08-18 17:15:56,096 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-18 17:15:56,097 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-08-18 17:15:56,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 05:15:56 BoogieIcfgContainer [2023-08-18 17:15:56,099 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-18 17:15:56,100 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-08-18 17:15:56,100 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-08-18 17:15:56,103 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-08-18 17:15:56,104 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 17:15:56,104 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.08 05:15:55" (1/3) ... [2023-08-18 17:15:56,105 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@116fe82a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.08 05:15:56, skipping insertion in model container [2023-08-18 17:15:56,105 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 17:15:56,106 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 05:15:55" (2/3) ... [2023-08-18 17:15:56,107 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@116fe82a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.08 05:15:56, skipping insertion in model container [2023-08-18 17:15:56,107 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 17:15:56,107 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 05:15:56" (3/3) ... [2023-08-18 17:15:56,109 INFO L332 chiAutomizerObserver]: Analyzing ICFG popl20-difference-det.wvr.c [2023-08-18 17:15:56,194 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-08-18 17:15:56,218 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 125 places, 125 transitions, 282 flow [2023-08-18 17:15:56,260 INFO L124 PetriNetUnfolderBase]: 9/117 cut-off events. [2023-08-18 17:15:56,260 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-08-18 17:15:56,267 INFO L83 FinitePrefix]: Finished finitePrefix Result has 134 conditions, 117 events. 9/117 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 91 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 80. Up to 2 conditions per place. [2023-08-18 17:15:56,267 INFO L82 GeneralOperation]: Start removeDead. Operand has 125 places, 125 transitions, 282 flow [2023-08-18 17:15:56,273 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 121 places, 117 transitions, 258 flow [2023-08-18 17:15:56,285 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-08-18 17:15:56,285 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-08-18 17:15:56,285 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-08-18 17:15:56,285 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-08-18 17:15:56,285 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-08-18 17:15:56,285 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-08-18 17:15:56,286 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-08-18 17:15:56,286 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-08-18 17:15:56,287 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-08-18 17:17:17,749 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-08-18 17:17:17,749 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-08-18 17:17:17,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.08 05:17:17 BoogieIcfgContainer [2023-08-18 17:17:17,773 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-08-18 17:17:17,775 INFO L158 Benchmark]: Toolchain (without parser) took 82607.63ms. Allocated memory was 248.5MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 202.3MB in the beginning and 3.8GB in the end (delta: -3.6GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2023-08-18 17:17:17,776 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 205.5MB. Free memory was 161.1MB in the beginning and 161.0MB in the end (delta: 172.1kB). There was no memory consumed. Max. memory is 8.0GB. [2023-08-18 17:17:17,777 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.46ms. Allocated memory is still 248.5MB. Free memory was 201.9MB in the beginning and 190.8MB in the end (delta: 11.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2023-08-18 17:17:17,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.54ms. Allocated memory is still 248.5MB. Free memory was 190.8MB in the beginning and 189.1MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-08-18 17:17:17,780 INFO L158 Benchmark]: Boogie Preprocessor took 43.44ms. Allocated memory is still 248.5MB. Free memory was 189.1MB in the beginning and 187.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-08-18 17:17:17,781 INFO L158 Benchmark]: RCFGBuilder took 555.94ms. Allocated memory is still 248.5MB. Free memory was 187.2MB in the beginning and 168.7MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-08-18 17:17:17,785 INFO L158 Benchmark]: BuchiAutomizer took 81673.00ms. Allocated memory was 248.5MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 168.7MB in the beginning and 3.8GB in the end (delta: -3.6GB). Peak memory consumption was 4.5GB. Max. memory is 8.0GB. [2023-08-18 17:17:17,794 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 205.5MB. Free memory was 161.1MB in the beginning and 161.0MB in the end (delta: 172.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 255.46ms. Allocated memory is still 248.5MB. Free memory was 201.9MB in the beginning and 190.8MB in the end (delta: 11.1MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 57.54ms. Allocated memory is still 248.5MB. Free memory was 190.8MB in the beginning and 189.1MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 43.44ms. Allocated memory is still 248.5MB. Free memory was 189.1MB in the beginning and 187.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 555.94ms. Allocated memory is still 248.5MB. Free memory was 187.2MB in the beginning and 168.7MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * BuchiAutomizer took 81673.00ms. Allocated memory was 248.5MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 168.7MB in the beginning and 3.8GB in the end (delta: -3.6GB). Peak memory consumption was 4.5GB. 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 81.5s 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! [2023-08-18 17:17:17,853 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...