./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/singleton_with-uninit-problems.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/singleton_with-uninit-problems.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 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 23:43:15,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 23:43:15,286 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-14 23:43:15,293 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 23:43:15,295 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 23:43:15,316 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 23:43:15,317 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 23:43:15,318 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 23:43:15,318 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 23:43:15,319 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 23:43:15,319 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 23:43:15,319 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 23:43:15,320 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 23:43:15,320 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 23:43:15,321 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 23:43:15,321 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 23:43:15,321 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-14 23:43:15,322 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 23:43:15,322 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 23:43:15,322 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 23:43:15,323 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 23:43:15,323 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-14 23:43:15,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 23:43:15,324 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-14 23:43:15,324 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 23:43:15,325 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-14 23:43:15,325 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 23:43:15,325 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 23:43:15,326 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-14 23:43:15,326 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 23:43:15,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 23:43:15,327 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 23:43:15,327 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 23:43:15,327 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 23:43:15,327 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:43:15,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 23:43:15,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 23:43:15,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-14 23:43:15,329 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 23:43:15,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 23:43:15,329 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 23:43:15,330 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 23:43:15,330 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 23:43:15,330 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 23:43:15,330 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9556b3eb7217f056a72a299bf0514e64606a248fa454b59dcc03e4a2e74c7c90 [2024-10-14 23:43:15,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 23:43:15,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 23:43:15,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 23:43:15,638 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 23:43:15,639 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 23:43:15,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2024-10-14 23:43:17,022 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 23:43:17,275 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 23:43:17,275 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread/singleton_with-uninit-problems.i [2024-10-14 23:43:17,299 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/659dec52d/4f0132ed69764e68a5aa9f578cc6ae9e/FLAG815282c4b [2024-10-14 23:43:17,599 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/659dec52d/4f0132ed69764e68a5aa9f578cc6ae9e [2024-10-14 23:43:17,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 23:43:17,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 23:43:17,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 23:43:17,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 23:43:17,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 23:43:17,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:43:17" (1/1) ... [2024-10-14 23:43:17,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@270738d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:17, skipping insertion in model container [2024-10-14 23:43:17,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:43:17" (1/1) ... [2024-10-14 23:43:17,658 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 23:43:18,126 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 23:43:18,138 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 23:43:18,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 23:43:18,293 INFO L204 MainTranslator]: Completed translation [2024-10-14 23:43:18,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18 WrapperNode [2024-10-14 23:43:18,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 23:43:18,295 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 23:43:18,295 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 23:43:18,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 23:43:18,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,316 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,338 INFO L138 Inliner]: procedures = 323, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 36 [2024-10-14 23:43:18,339 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 23:43:18,340 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 23:43:18,340 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 23:43:18,340 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 23:43:18,352 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,356 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,373 INFO L175 MemorySlicer]: Split 6 memory accesses to 2 slices as follows [2, 4]. 67 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 2 writes are split as follows [0, 2]. [2024-10-14 23:43:18,373 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,373 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,379 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,381 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,383 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,384 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,386 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 23:43:18,387 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 23:43:18,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 23:43:18,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 23:43:18,388 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (1/1) ... [2024-10-14 23:43:18,400 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 23:43:18,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 23:43:18,429 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 23:43:18,431 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 23:43:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-14 23:43:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-14 23:43:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-14 23:43:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-14 23:43:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread0 [2024-10-14 23:43:18,479 INFO L138 BoogieDeclarations]: Found implementation of procedure thread0 [2024-10-14 23:43:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-14 23:43:18,479 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-14 23:43:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-14 23:43:18,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-14 23:43:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-14 23:43:18,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-14 23:43:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-14 23:43:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-14 23:43:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 23:43:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 23:43:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-14 23:43:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-14 23:43:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 23:43:18,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 23:43:18,484 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 23:43:18,696 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 23:43:18,698 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 23:43:18,870 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-14 23:43:18,870 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 23:43:18,988 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 23:43:18,990 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-14 23:43:18,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:43:18 BoogieIcfgContainer [2024-10-14 23:43:18,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 23:43:18,992 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 23:43:18,993 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 23:43:18,996 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 23:43:18,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:43:17" (1/3) ... [2024-10-14 23:43:18,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@288d302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:43:18, skipping insertion in model container [2024-10-14 23:43:18,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:43:18" (2/3) ... [2024-10-14 23:43:18,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@288d302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:43:18, skipping insertion in model container [2024-10-14 23:43:18,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:43:18" (3/3) ... [2024-10-14 23:43:18,999 INFO L112 eAbstractionObserver]: Analyzing ICFG singleton_with-uninit-problems.i [2024-10-14 23:43:19,014 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 23:43:19,015 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-14 23:43:19,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@288d302 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:43:19, skipping insertion in model container [2024-10-14 23:43:19,017 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-14 23:43:19,019 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-14 23:43:19,019 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-14 23:43:19,020 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-14 23:43:19,020 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:43:18" (3/3) ... [2024-10-14 23:43:19,022 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-14 23:43:19,025 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread0 [2024-10-14 23:43:19,026 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2024-10-14 23:43:19,027 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2024-10-14 23:43:19,027 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2024-10-14 23:43:19,031 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-10-14 23:43:19,032 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-10-14 23:43:19,032 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-14 23:43:19,033 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-14 23:43:19,121 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-14 23:43:19,122 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-14 23:43:19,122 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-14 23:43:19,124 INFO L158 Benchmark]: Toolchain (without parser) took 1521.30ms. Allocated memory is still 165.7MB. Free memory was 121.4MB in the beginning and 110.1MB in the end (delta: 11.3MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-10-14 23:43:19,126 INFO L158 Benchmark]: CDTParser took 1.05ms. Allocated memory is still 100.7MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 23:43:19,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 690.57ms. Allocated memory is still 165.7MB. Free memory was 121.1MB in the beginning and 135.7MB in the end (delta: -14.6MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-10-14 23:43:19,129 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.41ms. Allocated memory is still 165.7MB. Free memory was 135.7MB in the beginning and 133.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 23:43:19,129 INFO L158 Benchmark]: Boogie Preprocessor took 46.80ms. Allocated memory is still 165.7MB. Free memory was 133.0MB in the beginning and 131.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 23:43:19,130 INFO L158 Benchmark]: RCFGBuilder took 603.20ms. Allocated memory is still 165.7MB. Free memory was 131.0MB in the beginning and 117.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-14 23:43:19,130 INFO L158 Benchmark]: TraceAbstraction took 25.65ms. Allocated memory is still 165.7MB. Free memory was 116.4MB in the beginning and 114.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-14 23:43:19,130 INFO L158 Benchmark]: Witness Printer took 103.44ms. Allocated memory is still 165.7MB. Free memory was 114.3MB in the beginning and 110.1MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-14 23:43:19,132 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05ms. Allocated memory is still 100.7MB. Free memory is still 67.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 690.57ms. Allocated memory is still 165.7MB. Free memory was 121.1MB in the beginning and 135.7MB in the end (delta: -14.6MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.41ms. Allocated memory is still 165.7MB. Free memory was 135.7MB in the beginning and 133.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.80ms. Allocated memory is still 165.7MB. Free memory was 133.0MB in the beginning and 131.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 603.20ms. Allocated memory is still 165.7MB. Free memory was 131.0MB in the beginning and 117.4MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 25.65ms. Allocated memory is still 165.7MB. Free memory was 116.4MB in the beginning and 114.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 103.44ms. Allocated memory is still 165.7MB. Free memory was 114.3MB in the beginning and 110.1MB in the end (delta: 4.3MB). 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! [2024-10-14 23:43:19,163 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