./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-atomic/read_write_lock-1-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 23:47:40,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 23:47:40,455 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-11 23:47:40,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 23:47:40,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 23:47:40,485 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 23:47:40,485 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 23:47:40,486 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 23:47:40,487 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 23:47:40,488 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 23:47:40,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 23:47:40,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 23:47:40,489 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 23:47:40,489 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 23:47:40,489 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 23:47:40,490 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 23:47:40,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 23:47:40,490 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 23:47:40,490 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 23:47:40,491 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 23:47:40,491 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 23:47:40,494 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 23:47:40,494 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 23:47:40,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 23:47:40,495 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 23:47:40,495 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 23:47:40,495 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 23:47:40,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 23:47:40,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 23:47:40,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 23:47:40,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 23:47:40,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 23:47:40,496 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 23:47:40,496 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 23:47:40,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:47:40,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 23:47:40,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 23:47:40,497 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 23:47:40,497 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 23:47:40,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 23:47:40,498 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 23:47:40,499 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 23:47:40,499 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 23:47:40,499 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 23:47:40,499 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04a1d4ff1109dce80fd92bb8b947109ce8379b8f1a452f4ba67af1891a651644 [2024-10-11 23:47:40,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 23:47:40,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 23:47:40,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 23:47:40,737 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 23:47:40,737 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 23:47:40,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2024-10-11 23:47:41,991 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 23:47:42,187 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 23:47:42,187 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1-pthread.i [2024-10-11 23:47:42,198 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/bbcabad5c/7278a0e7607943b0a44b74eaf9b3e412/FLAG08141d38e [2024-10-11 23:47:42,562 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/bbcabad5c/7278a0e7607943b0a44b74eaf9b3e412 [2024-10-11 23:47:42,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 23:47:42,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 23:47:42,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 23:47:42,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 23:47:42,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 23:47:42,576 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:47:42" (1/1) ... [2024-10-11 23:47:42,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5311ff79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:42, skipping insertion in model container [2024-10-11 23:47:42,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:47:42" (1/1) ... [2024-10-11 23:47:42,612 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 23:47:42,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:47:42,948 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 23:47:42,986 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:47:43,019 INFO L204 MainTranslator]: Completed translation [2024-10-11 23:47:43,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43 WrapperNode [2024-10-11 23:47:43,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 23:47:43,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 23:47:43,021 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 23:47:43,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 23:47:43,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,063 INFO L138 Inliner]: procedures = 165, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2024-10-11 23:47:43,066 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 23:47:43,067 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 23:47:43,067 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 23:47:43,067 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 23:47:43,075 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,077 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,095 INFO L175 MemorySlicer]: Split 13 memory accesses to 2 slices as follows [2, 11]. 85 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 11]. The 0 writes are split as follows [0, 0]. [2024-10-11 23:47:43,096 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,096 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,099 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,104 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 23:47:43,104 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 23:47:43,105 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 23:47:43,105 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 23:47:43,105 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (1/1) ... [2024-10-11 23:47:43,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:47:43,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:47:43,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 23:47:43,166 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 23:47:43,213 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2024-10-11 23:47:43,213 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2024-10-11 23:47:43,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-11 23:47:43,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 23:47:43,213 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-10-11 23:47:43,213 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-10-11 23:47:43,214 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2024-10-11 23:47:43,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 23:47:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 23:47:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-11 23:47:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 23:47:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 23:47:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-10-11 23:47:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-10-11 23:47:43,228 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-11 23:47:43,333 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 23:47:43,335 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 23:47:43,462 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-11 23:47:43,462 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 23:47:43,566 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 23:47:43,568 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-11 23:47:43,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:47:43 BoogieIcfgContainer [2024-10-11 23:47:43,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 23:47:43,570 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 23:47:43,570 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 23:47:43,573 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 23:47:43,573 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 11:47:42" (1/3) ... [2024-10-11 23:47:43,574 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a07110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:47:43, skipping insertion in model container [2024-10-11 23:47:43,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:43" (2/3) ... [2024-10-11 23:47:43,574 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a07110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:47:43, skipping insertion in model container [2024-10-11 23:47:43,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:47:43" (3/3) ... [2024-10-11 23:47:43,575 INFO L112 eAbstractionObserver]: Analyzing ICFG read_write_lock-1-pthread.i [2024-10-11 23:47:43,590 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 23:47:43,590 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-11 23:47:43,591 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a07110 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 11:47:43, skipping insertion in model container [2024-10-11 23:47:43,592 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 23:47:43,592 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 23:47:43,592 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 23:47:43,593 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 23:47:43,593 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:47:43" (3/3) ... [2024-10-11 23:47:43,595 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 23:47:43,598 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reader [2024-10-11 23:47:43,598 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure writer [2024-10-11 23:47:43,602 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2024-10-11 23:47:43,603 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2024-10-11 23:47:43,603 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-11 23:47:43,603 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 23:47:43,669 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 23:47:43,670 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 23:47:43,670 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 23:47:43,676 INFO L158 Benchmark]: Toolchain (without parser) took 1105.02ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 86.9MB in the beginning and 154.0MB in the end (delta: -67.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 23:47:43,676 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 159.4MB. Free memory is still 111.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 23:47:43,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.58ms. Allocated memory is still 159.4MB. Free memory was 86.7MB in the beginning and 65.0MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-10-11 23:47:43,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.40ms. Allocated memory is still 159.4MB. Free memory was 65.0MB in the beginning and 62.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 23:47:43,677 INFO L158 Benchmark]: Boogie Preprocessor took 37.20ms. Allocated memory is still 159.4MB. Free memory was 62.8MB in the beginning and 60.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 23:47:43,677 INFO L158 Benchmark]: RCFGBuilder took 463.88ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 60.7MB in the beginning and 161.3MB in the end (delta: -100.7MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-10-11 23:47:43,678 INFO L158 Benchmark]: TraceAbstraction took 21.79ms. Allocated memory is still 216.0MB. Free memory was 160.3MB in the beginning and 158.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 23:47:43,678 INFO L158 Benchmark]: Witness Printer took 77.76ms. Allocated memory is still 216.0MB. Free memory was 158.1MB in the beginning and 154.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 23:47:43,684 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 159.4MB. Free memory is still 111.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.58ms. Allocated memory is still 159.4MB. Free memory was 86.7MB in the beginning and 65.0MB in the end (delta: 21.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.40ms. Allocated memory is still 159.4MB. Free memory was 65.0MB in the beginning and 62.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.20ms. Allocated memory is still 159.4MB. Free memory was 62.8MB in the beginning and 60.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 463.88ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 60.7MB in the beginning and 161.3MB in the end (delta: -100.7MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * TraceAbstraction took 21.79ms. Allocated memory is still 216.0MB. Free memory was 160.3MB in the beginning and 158.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 77.76ms. Allocated memory is still 216.0MB. Free memory was 158.1MB in the beginning and 154.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. 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! [2024-10-11 23:47:43,707 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE