/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 -i ../../../trunk/examples/svcomp/pthread-atomic/szymanski.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.me.fairness-a3464b2-m [2023-08-18 16:56:16,525 INFO L172 SettingsManager]: Resetting all preferences to default values... [2023-08-18 16:56:16,599 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 16:56:16,627 INFO L114 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-18 16:56:16,628 INFO L135 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-18 16:56:16,628 INFO L137 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-18 16:56:16,629 INFO L135 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-18 16:56:16,630 INFO L137 SettingsManager]: * Create parallel compositions if possible=false [2023-08-18 16:56:16,630 INFO L137 SettingsManager]: * Use SBE=true [2023-08-18 16:56:16,634 INFO L135 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2023-08-18 16:56:16,634 INFO L137 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2023-08-18 16:56:16,634 INFO L137 SettingsManager]: * Use old map elimination=false [2023-08-18 16:56:16,634 INFO L137 SettingsManager]: * Use external solver (rank synthesis)=false [2023-08-18 16:56:16,635 INFO L137 SettingsManager]: * Use only trivial implications for array writes=true [2023-08-18 16:56:16,636 INFO L137 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2023-08-18 16:56:16,636 INFO L135 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-18 16:56:16,636 INFO L137 SettingsManager]: * sizeof long=4 [2023-08-18 16:56:16,637 INFO L137 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-18 16:56:16,637 INFO L137 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-18 16:56:16,637 INFO L137 SettingsManager]: * sizeof POINTER=4 [2023-08-18 16:56:16,637 INFO L137 SettingsManager]: * Check division by zero=IGNORE [2023-08-18 16:56:16,638 INFO L137 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2023-08-18 16:56:16,638 INFO L137 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2023-08-18 16:56:16,638 INFO L137 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2023-08-18 16:56:16,638 INFO L137 SettingsManager]: * sizeof long double=12 [2023-08-18 16:56:16,638 INFO L137 SettingsManager]: * Check if freed pointer was valid=false [2023-08-18 16:56:16,639 INFO L137 SettingsManager]: * Assume nondeterminstic values are in range=false [2023-08-18 16:56:16,639 INFO L137 SettingsManager]: * Use constant arrays=true [2023-08-18 16:56:16,639 INFO L137 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2023-08-18 16:56:16,639 INFO L135 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-18 16:56:16,640 INFO L137 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-18 16:56:16,640 INFO L135 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-18 16:56:16,641 INFO L137 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-18 16:56:16,641 INFO L137 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-08-18 16:56:16,642 INFO L135 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2023-08-18 16:56:16,642 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer: Fairness type for concurrent programs -> FAIRNESS [2023-08-18 16:56:16,889 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-18 16:56:16,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-18 16:56:16,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-18 16:56:16,918 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-18 16:56:16,918 INFO L274 PluginConnector]: CDTParser initialized [2023-08-18 16:56:16,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/szymanski.i [2023-08-18 16:56:18,090 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-18 16:56:18,328 INFO L384 CDTParser]: Found 1 translation units. [2023-08-18 16:56:18,329 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i [2023-08-18 16:56:18,345 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2669336/aaf75f2425bd4ccb9034315250c63488/FLAGfce618de6 [2023-08-18 16:56:18,360 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e2669336/aaf75f2425bd4ccb9034315250c63488 [2023-08-18 16:56:18,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-18 16:56:18,363 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-18 16:56:18,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-18 16:56:18,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-18 16:56:18,370 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-18 16:56:18,371 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@571cf92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18, skipping insertion in model container [2023-08-18 16:56:18,373 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-18 16:56:18,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-18 16:56:18,603 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-18 16:56:18,742 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[31505,31518] [2023-08-18 16:56:18,749 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[32915,32928] [2023-08-18 16:56:18,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-18 16:56:18,773 INFO L203 MainTranslator]: Completed pre-run [2023-08-18 16:56:18,798 WARN L633 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-08-18 16:56:18,823 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[31505,31518] [2023-08-18 16:56:18,826 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/szymanski.i[32915,32928] [2023-08-18 16:56:18,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-18 16:56:18,869 WARN L667 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-08-18 16:56:18,869 WARN L667 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-08-18 16:56:18,869 WARN L667 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-08-18 16:56:18,875 INFO L208 MainTranslator]: Completed translation [2023-08-18 16:56:18,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18 WrapperNode [2023-08-18 16:56:18,876 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-18 16:56:18,877 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-18 16:56:18,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-18 16:56:18,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-18 16:56:18,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,912 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,929 INFO L138 Inliner]: procedures = 171, calls = 75, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 42 [2023-08-18 16:56:18,929 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-18 16:56:18,930 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-18 16:56:18,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-18 16:56:18,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-18 16:56:18,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,955 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,960 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,964 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,966 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,968 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-18 16:56:18,981 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-18 16:56:18,981 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-18 16:56:18,981 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-18 16:56:18,982 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (1/1) ... [2023-08-18 16:56:18,987 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2023-08-18 16:56:18,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-18 16:56:19,019 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 16:56:19,041 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 16:56:19,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-18 16:56:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-08-18 16:56:19,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-08-18 16:56:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-08-18 16:56:19,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-08-18 16:56:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-18 16:56:19,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-08-18 16:56:19,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-18 16:56:19,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-18 16:56:19,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-18 16:56:19,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-18 16:56:19,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-08-18 16:56:19,058 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-18 16:56:19,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-18 16:56:19,059 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 16:56:19,156 INFO L236 CfgBuilder]: Building ICFG [2023-08-18 16:56:19,157 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-18 16:56:19,337 INFO L277 CfgBuilder]: Performing block encoding [2023-08-18 16:56:19,341 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-18 16:56:19,341 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-08-18 16:56:19,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:56:19 BoogieIcfgContainer [2023-08-18 16:56:19,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-18 16:56:19,343 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2023-08-18 16:56:19,343 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2023-08-18 16:56:19,346 INFO L274 PluginConnector]: BuchiAutomizer initialized [2023-08-18 16:56:19,346 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 16:56:19,347 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 18.08 04:56:18" (1/3) ... [2023-08-18 16:56:19,354 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73a46cb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.08 04:56:19, skipping insertion in model container [2023-08-18 16:56:19,354 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 16:56:19,355 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 04:56:18" (2/3) ... [2023-08-18 16:56:19,356 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73a46cb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 18.08 04:56:19, skipping insertion in model container [2023-08-18 16:56:19,356 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2023-08-18 16:56:19,356 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 04:56:19" (3/3) ... [2023-08-18 16:56:19,357 INFO L332 chiAutomizerObserver]: Analyzing ICFG szymanski.i [2023-08-18 16:56:19,460 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-18 16:56:19,487 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 98 places, 113 transitions, 242 flow [2023-08-18 16:56:19,531 INFO L124 PetriNetUnfolderBase]: 20/109 cut-off events. [2023-08-18 16:56:19,531 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-08-18 16:56:19,538 INFO L83 FinitePrefix]: Finished finitePrefix Result has 118 conditions, 109 events. 20/109 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 138 event pairs, 0 based on Foata normal form. 0/89 useless extension candidates. Maximal degree in co-relation 81. Up to 3 conditions per place. [2023-08-18 16:56:19,538 INFO L82 GeneralOperation]: Start removeDead. Operand has 98 places, 113 transitions, 242 flow [2023-08-18 16:56:19,548 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 96 places, 109 transitions, 230 flow [2023-08-18 16:56:19,566 INFO L303 stractBuchiCegarLoop]: Interprodecural is true [2023-08-18 16:56:19,567 INFO L304 stractBuchiCegarLoop]: Hoare is false [2023-08-18 16:56:19,567 INFO L305 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2023-08-18 16:56:19,567 INFO L306 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2023-08-18 16:56:19,567 INFO L307 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2023-08-18 16:56:19,567 INFO L308 stractBuchiCegarLoop]: Difference is false [2023-08-18 16:56:19,567 INFO L309 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2023-08-18 16:56:19,567 INFO L313 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2023-08-18 16:56:19,569 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand null [2023-08-18 16:56:21,663 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2023-08-18 16:56:21,663 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2023-08-18 16:56:21,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 18.08 04:56:21 BoogieIcfgContainer [2023-08-18 16:56:21,668 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2023-08-18 16:56:21,670 INFO L158 Benchmark]: Toolchain (without parser) took 3305.41ms. Allocated memory was 264.2MB in the beginning and 859.8MB in the end (delta: 595.6MB). Free memory was 216.1MB in the beginning and 729.1MB in the end (delta: -513.0MB). Peak memory consumption was 230.5MB. Max. memory is 8.0GB. [2023-08-18 16:56:21,670 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 168.8MB. Free memory is still 119.9MB. There was no memory consumed. Max. memory is 8.0GB. [2023-08-18 16:56:21,671 INFO L158 Benchmark]: CACSL2BoogieTranslator took 509.80ms. Allocated memory is still 264.2MB. Free memory was 215.6MB in the beginning and 195.7MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2023-08-18 16:56:21,672 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.36ms. Allocated memory is still 264.2MB. Free memory was 195.7MB in the beginning and 193.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-08-18 16:56:21,672 INFO L158 Benchmark]: Boogie Preprocessor took 38.35ms. Allocated memory is still 264.2MB. Free memory was 193.6MB in the beginning and 192.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-08-18 16:56:21,673 INFO L158 Benchmark]: RCFGBuilder took 361.74ms. Allocated memory is still 264.2MB. Free memory was 192.0MB in the beginning and 176.8MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2023-08-18 16:56:21,674 INFO L158 Benchmark]: BuchiAutomizer took 2324.57ms. Allocated memory was 264.2MB in the beginning and 859.8MB in the end (delta: 595.6MB). Free memory was 176.3MB in the beginning and 729.1MB in the end (delta: -552.8MB). Peak memory consumption was 190.6MB. Max. memory is 8.0GB. [2023-08-18 16:56:21,679 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 168.8MB. Free memory is still 119.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 509.80ms. Allocated memory is still 264.2MB. Free memory was 215.6MB in the beginning and 195.7MB in the end (delta: 19.9MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 52.36ms. Allocated memory is still 264.2MB. Free memory was 195.7MB in the beginning and 193.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 38.35ms. Allocated memory is still 264.2MB. Free memory was 193.6MB in the beginning and 192.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 361.74ms. Allocated memory is still 264.2MB. Free memory was 192.0MB in the beginning and 176.8MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * BuchiAutomizer took 2324.57ms. Allocated memory was 264.2MB in the beginning and 859.8MB in the end (delta: 595.6MB). Free memory was 176.3MB in the beginning and 729.1MB in the end (delta: -552.8MB). Peak memory consumption was 190.6MB. 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 2.1s 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! [2023-08-18 16:56:21,715 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...