./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/dekker.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/dekker.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 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 23:47:34,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 23:47:35,061 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-11 23:47:35,068 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 23:47:35,069 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 23:47:35,096 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 23:47:35,096 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 23:47:35,097 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 23:47:35,097 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 23:47:35,098 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 23:47:35,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 23:47:35,099 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 23:47:35,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 23:47:35,100 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 23:47:35,100 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 23:47:35,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 23:47:35,101 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 23:47:35,101 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 23:47:35,102 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 23:47:35,102 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 23:47:35,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 23:47:35,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 23:47:35,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 23:47:35,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 23:47:35,107 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 23:47:35,107 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 23:47:35,107 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 23:47:35,108 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 23:47:35,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 23:47:35,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 23:47:35,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 23:47:35,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 23:47:35,113 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 23:47:35,114 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 23:47:35,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:47:35,114 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 23:47:35,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 23:47:35,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 23:47:35,115 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 23:47:35,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 23:47:35,115 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 23:47:35,117 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 23:47:35,118 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 23:47:35,118 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 23:47:35,118 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f [2024-10-11 23:47:35,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 23:47:35,378 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 23:47:35,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 23:47:35,383 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 23:47:35,383 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 23:47:35,385 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/dekker.i [2024-10-11 23:47:36,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 23:47:37,043 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 23:47:37,044 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/dekker.i [2024-10-11 23:47:37,065 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/87c25468e/2c21c7459b484aa88dfd6ee323523f0e/FLAGf6209c08d [2024-10-11 23:47:37,081 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/87c25468e/2c21c7459b484aa88dfd6ee323523f0e [2024-10-11 23:47:37,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 23:47:37,085 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 23:47:37,086 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 23:47:37,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 23:47:37,092 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 23:47:37,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@232a5614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37, skipping insertion in model container [2024-10-11 23:47:37,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,139 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 23:47:37,516 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:47:37,525 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 23:47:37,578 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 23:47:37,618 INFO L204 MainTranslator]: Completed translation [2024-10-11 23:47:37,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37 WrapperNode [2024-10-11 23:47:37,618 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 23:47:37,619 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 23:47:37,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 23:47:37,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 23:47:37,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,644 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,667 INFO L138 Inliner]: procedures = 170, calls = 51, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 132 [2024-10-11 23:47:37,668 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 23:47:37,668 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 23:47:37,668 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 23:47:37,668 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 23:47:37,678 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,681 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,693 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-11 23:47:37,694 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,694 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,701 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,731 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 23:47:37,738 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 23:47:37,738 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 23:47:37,738 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 23:47:37,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (1/1) ... [2024-10-11 23:47:37,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 23:47:37,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 23:47:37,774 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 23:47:37,776 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 23:47:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2024-10-11 23:47:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2024-10-11 23:47:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-10-11 23:47:37,827 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-10-11 23:47:37,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-11 23:47:37,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 23:47:37,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 23:47:37,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-11 23:47:37,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 23:47:37,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 23:47:37,831 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 23:47:37,936 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 23:47:37,938 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 23:47:38,080 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-11 23:47:38,081 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 23:47:38,177 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 23:47:38,178 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-11 23:47:38,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:47:38 BoogieIcfgContainer [2024-10-11 23:47:38,178 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 23:47:38,181 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 23:47:38,181 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 23:47:38,184 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 23:47:38,184 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 11:47:37" (1/3) ... [2024-10-11 23:47:38,185 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4a4cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:47:38, skipping insertion in model container [2024-10-11 23:47:38,185 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 11:47:37" (2/3) ... [2024-10-11 23:47:38,186 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4a4cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 11:47:38, skipping insertion in model container [2024-10-11 23:47:38,186 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:47:38" (3/3) ... [2024-10-11 23:47:38,187 INFO L112 eAbstractionObserver]: Analyzing ICFG dekker.i [2024-10-11 23:47:38,206 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 23:47:38,207 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-11 23:47:38,211 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f4a4cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 11:47:38, skipping insertion in model container [2024-10-11 23:47:38,211 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 23:47:38,212 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 23:47:38,213 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 23:47:38,213 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 23:47:38,213 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 11:47:38" (3/3) ... [2024-10-11 23:47:38,216 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 23:47:38,219 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr2 [2024-10-11 23:47:38,219 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2024-10-11 23:47:38,224 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2024-10-11 23:47:38,224 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-10-11 23:47:38,224 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-11 23:47:38,224 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 23:47:38,309 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 23:47:38,309 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 23:47:38,309 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 23:47:38,312 INFO L158 Benchmark]: Toolchain (without parser) took 1225.77ms. Allocated memory was 140.5MB in the beginning and 199.2MB in the end (delta: 58.7MB). Free memory was 85.6MB in the beginning and 145.3MB in the end (delta: -59.7MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2024-10-11 23:47:38,316 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 140.5MB. Free memory was 100.7MB in the beginning and 100.5MB in the end (delta: 152.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 23:47:38,317 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.71ms. Allocated memory is still 140.5MB. Free memory was 85.6MB in the beginning and 63.2MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-10-11 23:47:38,317 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.18ms. Allocated memory is still 140.5MB. Free memory was 63.2MB in the beginning and 61.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 23:47:38,318 INFO L158 Benchmark]: Boogie Preprocessor took 68.87ms. Allocated memory is still 140.5MB. Free memory was 61.1MB in the beginning and 111.5MB in the end (delta: -50.4MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2024-10-11 23:47:38,318 INFO L158 Benchmark]: RCFGBuilder took 440.56ms. Allocated memory was 140.5MB in the beginning and 199.2MB in the end (delta: 58.7MB). Free memory was 111.4MB in the beginning and 151.6MB in the end (delta: -40.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-10-11 23:47:38,319 INFO L158 Benchmark]: TraceAbstraction took 30.64ms. Allocated memory is still 199.2MB. Free memory was 151.6MB in the beginning and 149.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 23:47:38,319 INFO L158 Benchmark]: Witness Printer took 97.86ms. Allocated memory is still 199.2MB. Free memory was 149.4MB in the beginning and 145.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 23:47:38,325 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 140.5MB. Free memory was 100.7MB in the beginning and 100.5MB in the end (delta: 152.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 532.71ms. Allocated memory is still 140.5MB. Free memory was 85.6MB in the beginning and 63.2MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.18ms. Allocated memory is still 140.5MB. Free memory was 63.2MB in the beginning and 61.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.87ms. Allocated memory is still 140.5MB. Free memory was 61.1MB in the beginning and 111.5MB in the end (delta: -50.4MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * RCFGBuilder took 440.56ms. Allocated memory was 140.5MB in the beginning and 199.2MB in the end (delta: 58.7MB). Free memory was 111.4MB in the beginning and 151.6MB in the end (delta: -40.2MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * TraceAbstraction took 30.64ms. Allocated memory is still 199.2MB. Free memory was 151.6MB in the beginning and 149.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 97.86ms. Allocated memory is still 199.2MB. Free memory was 149.4MB in the beginning and 145.3MB 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 23:47:38,354 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