./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f42d37a05f48e892c5a546503245e38980b0f6e32be2f52b67eb1c08983f5b1e --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 23:45:00,257 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 23:45:00,350 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-14 23:45:00,354 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 23:45:00,354 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 23:45:00,382 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 23:45:00,383 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 23:45:00,383 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 23:45:00,384 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 23:45:00,385 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 23:45:00,386 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 23:45:00,387 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 23:45:00,387 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 23:45:00,387 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 23:45:00,389 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 23:45:00,390 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 23:45:00,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 23:45:00,390 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 23:45:00,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 23:45:00,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 23:45:00,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 23:45:00,392 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 23:45:00,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 23:45:00,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 23:45:00,393 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 23:45:00,394 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 23:45:00,394 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 23:45:00,394 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 23:45:00,394 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 23:45:00,395 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 23:45:00,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 23:45:00,395 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 23:45:00,395 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 23:45:00,396 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 23:45:00,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:45:00,396 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 23:45:00,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 23:45:00,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 23:45:00,397 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 23:45:00,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 23:45:00,398 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 23:45:00,398 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 23:45:00,399 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 23:45:00,399 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 23:45:00,399 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f42d37a05f48e892c5a546503245e38980b0f6e32be2f52b67eb1c08983f5b1e [2024-10-14 23:45:00,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 23:45:00,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 23:45:00,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 23:45:00,691 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 23:45:00,692 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 23:45:00,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i [2024-10-14 23:45:02,179 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 23:45:02,449 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 23:45:02,450 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i [2024-10-14 23:45:02,467 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62794a111/2bea3c2f298f4fa187894a3b93e0c30d/FLAG37f214395 [2024-10-14 23:45:02,483 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62794a111/2bea3c2f298f4fa187894a3b93e0c30d [2024-10-14 23:45:02,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 23:45:02,487 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 23:45:02,490 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 23:45:02,490 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 23:45:02,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 23:45:02,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:02,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f98c4f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02, skipping insertion in model container [2024-10-14 23:45:02,497 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:02,544 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 23:45:02,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 23:45:02,839 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 23:45:02,885 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 23:45:02,930 INFO L204 MainTranslator]: Completed translation [2024-10-14 23:45:02,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02 WrapperNode [2024-10-14 23:45:02,931 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 23:45:02,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 23:45:02,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 23:45:02,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 23:45:02,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:02,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:02,974 INFO L138 Inliner]: procedures = 161, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-10-14 23:45:02,974 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 23:45:02,975 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 23:45:02,975 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 23:45:02,975 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 23:45:02,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:02,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:02,989 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:03,006 INFO L175 MemorySlicer]: Split 7 memory accesses to 2 slices as follows [2, 5]. 71 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 5]. The 0 writes are split as follows [0, 0]. [2024-10-14 23:45:03,006 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:03,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:03,011 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:03,018 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:03,022 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:03,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:03,029 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 23:45:03,030 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 23:45:03,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 23:45:03,032 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 23:45:03,033 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (1/1) ... [2024-10-14 23:45:03,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:45:03,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:45:03,073 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-14 23:45:03,077 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-14 23:45:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-10-14 23:45:03,130 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-10-14 23:45:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-14 23:45:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 23:45:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 23:45:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 23:45:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-14 23:45:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 23:45:03,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 23:45:03,135 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-14 23:45:03,293 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 23:45:03,296 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 23:45:03,413 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-14 23:45:03,413 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 23:45:03,516 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 23:45:03,517 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-14 23:45:03,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:45:03 BoogieIcfgContainer [2024-10-14 23:45:03,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 23:45:03,519 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 23:45:03,519 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 23:45:03,525 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 23:45:03,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:45:02" (1/3) ... [2024-10-14 23:45:03,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15e3d47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:45:03, skipping insertion in model container [2024-10-14 23:45:03,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:45:02" (2/3) ... [2024-10-14 23:45:03,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15e3d47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:45:03, skipping insertion in model container [2024-10-14 23:45:03,527 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:45:03" (3/3) ... [2024-10-14 23:45:03,529 INFO L112 eAbstractionObserver]: Analyzing ICFG 14_spin2003-pthread.i [2024-10-14 23:45:03,548 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 23:45:03,548 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-14 23:45:03,550 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15e3d47b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:45:03, skipping insertion in model container [2024-10-14 23:45:03,551 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 23:45:03,552 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 23:45:03,552 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 23:45:03,552 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 23:45:03,553 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:45:03" (3/3) ... [2024-10-14 23:45:03,555 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-14 23:45:03,560 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2024-10-14 23:45:03,565 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-10-14 23:45:03,565 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-10-14 23:45:03,566 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-14 23:45:03,566 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-14 23:45:03,676 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-14 23:45:03,677 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-14 23:45:03,677 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 23:45:03,679 INFO L158 Benchmark]: Toolchain (without parser) took 1190.87ms. Allocated memory is still 176.2MB. Free memory was 118.0MB in the beginning and 143.6MB in the end (delta: -25.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-10-14 23:45:03,679 INFO L158 Benchmark]: CDTParser took 0.96ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 137.6MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 23:45:03,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.70ms. Allocated memory is still 176.2MB. Free memory was 118.0MB in the beginning and 97.6MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-14 23:45:03,686 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.89ms. Allocated memory is still 176.2MB. Free memory was 97.6MB in the beginning and 95.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 23:45:03,688 INFO L158 Benchmark]: Boogie Preprocessor took 54.42ms. Allocated memory is still 176.2MB. Free memory was 95.5MB in the beginning and 93.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 23:45:03,691 INFO L158 Benchmark]: RCFGBuilder took 487.14ms. Allocated memory is still 176.2MB. Free memory was 93.9MB in the beginning and 76.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-14 23:45:03,692 INFO L158 Benchmark]: TraceAbstraction took 31.80ms. Allocated memory is still 176.2MB. Free memory was 76.1MB in the beginning and 74.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 23:45:03,693 INFO L158 Benchmark]: Witness Printer took 125.37ms. Allocated memory is still 176.2MB. Free memory was 74.0MB in the beginning and 143.6MB in the end (delta: -69.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-14 23:45:03,696 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96ms. Allocated memory is still 176.2MB. Free memory was 137.8MB in the beginning and 137.6MB in the end (delta: 184.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.70ms. Allocated memory is still 176.2MB. Free memory was 118.0MB in the beginning and 97.6MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.89ms. Allocated memory is still 176.2MB. Free memory was 97.6MB in the beginning and 95.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.42ms. Allocated memory is still 176.2MB. Free memory was 95.5MB in the beginning and 93.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 487.14ms. Allocated memory is still 176.2MB. Free memory was 93.9MB in the beginning and 76.6MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 31.80ms. Allocated memory is still 176.2MB. Free memory was 76.1MB in the beginning and 74.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 125.37ms. Allocated memory is still 176.2MB. Free memory was 74.0MB in the beginning and 143.6MB in the end (delta: -69.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2024-10-14 23:45:03,728 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE