./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b03bd7cf Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 70fb27deadfe79255010d7c7ddefbf0655c96cb863bc3a30415aec9e83fa227d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-b03bd7c-m [2024-10-28 23:03:13,601 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-28 23:03:13,677 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2024-10-28 23:03:13,683 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-28 23:03:13,684 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-28 23:03:13,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-28 23:03:13,708 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-28 23:03:13,708 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-28 23:03:13,709 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-28 23:03:13,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-28 23:03:13,710 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-28 23:03:13,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-28 23:03:13,711 INFO L153 SettingsManager]: * Use SBE=true [2024-10-28 23:03:13,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-28 23:03:13,714 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-28 23:03:13,714 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-28 23:03:13,714 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-28 23:03:13,715 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-28 23:03:13,715 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-28 23:03:13,717 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-28 23:03:13,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-28 23:03:13,718 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-28 23:03:13,719 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-28 23:03:13,721 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-28 23:03:13,722 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-28 23:03:13,722 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-28 23:03:13,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-28 23:03:13,722 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-28 23:03:13,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-28 23:03:13,723 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-28 23:03:13,723 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-28 23:03:13,723 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-28 23:03:13,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-28 23:03:13,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-28 23:03:13,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-28 23:03:13,724 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-28 23:03:13,724 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-28 23:03:13,725 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-28 23:03:13,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-28 23:03:13,726 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-28 23:03:13,727 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-28 23:03:13,736 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-28 23:03:13,736 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-28 23:03:13,737 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-28 23:03:13,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 70fb27deadfe79255010d7c7ddefbf0655c96cb863bc3a30415aec9e83fa227d [2024-10-28 23:03:14,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-28 23:03:14,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-28 23:03:14,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-28 23:03:14,046 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-28 23:03:14,046 INFO L274 PluginConnector]: CDTParser initialized [2024-10-28 23:03:14,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2024-10-28 23:03:15,582 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-28 23:03:15,805 INFO L384 CDTParser]: Found 1 translation units. [2024-10-28 23:03:15,806 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2024-10-28 23:03:15,827 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cbd0bd396/66d767a86b1c4de7a393017fc12c52d6/FLAGb0d28e58e [2024-10-28 23:03:15,847 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cbd0bd396/66d767a86b1c4de7a393017fc12c52d6 [2024-10-28 23:03:15,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-28 23:03:15,851 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-28 23:03:15,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-28 23:03:15,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-28 23:03:15,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-28 23:03:15,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:03:15" (1/1) ... [2024-10-28 23:03:15,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ef02d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:15, skipping insertion in model container [2024-10-28 23:03:15,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:03:15" (1/1) ... [2024-10-28 23:03:15,911 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-28 23:03:16,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-28 23:03:16,336 INFO L200 MainTranslator]: Completed pre-run [2024-10-28 23:03:16,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-28 23:03:16,421 INFO L204 MainTranslator]: Completed translation [2024-10-28 23:03:16,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16 WrapperNode [2024-10-28 23:03:16,422 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-28 23:03:16,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-28 23:03:16,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-28 23:03:16,424 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-28 23:03:16,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,442 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,467 INFO L138 Inliner]: procedures = 163, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2024-10-28 23:03:16,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-28 23:03:16,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-28 23:03:16,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-28 23:03:16,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-28 23:03:16,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,491 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,500 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-28 23:03:16,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-28 23:03:16,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-28 23:03:16,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-28 23:03:16,511 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (1/1) ... [2024-10-28 23:03:16,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-28 23:03:16,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-28 23:03:16,551 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-28 23:03:16,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-28 23:03:16,607 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2024-10-28 23:03:16,607 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2024-10-28 23:03:16,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-28 23:03:16,607 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-10-28 23:03:16,607 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-10-28 23:03:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2024-10-28 23:03:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-28 23:03:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-28 23:03:16,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-28 23:03:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-10-28 23:03:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-10-28 23:03:16,611 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-28 23:03:16,793 INFO L238 CfgBuilder]: Building ICFG [2024-10-28 23:03:16,795 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-28 23:03:16,970 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-28 23:03:16,970 INFO L287 CfgBuilder]: Performing block encoding [2024-10-28 23:03:17,131 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-28 23:03:17,132 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-28 23:03:17,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:17 BoogieIcfgContainer [2024-10-28 23:03:17,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-28 23:03:17,135 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-28 23:03:17,137 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-28 23:03:17,140 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-28 23:03:17,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:03:15" (1/3) ... [2024-10-28 23:03:17,141 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@750804a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:03:17, skipping insertion in model container [2024-10-28 23:03:17,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:03:16" (2/3) ... [2024-10-28 23:03:17,142 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@750804a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:03:17, skipping insertion in model container [2024-10-28 23:03:17,142 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:17" (3/3) ... [2024-10-28 23:03:17,144 INFO L112 eAbstractionObserver]: Analyzing ICFG read_write_lock-1.i [2024-10-28 23:03:17,158 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-28 23:03:17,159 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-28 23:03:17,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@750804a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:03:17, skipping insertion in model container [2024-10-28 23:03:17,160 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-28 23:03:17,161 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-28 23:03:17,161 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-28 23:03:17,161 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-28 23:03:17,162 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:03:17" (3/3) ... [2024-10-28 23:03:17,163 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-28 23:03:17,166 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reader [2024-10-28 23:03:17,166 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure writer [2024-10-28 23:03:17,170 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2024-10-28 23:03:17,170 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-10-28 23:03:17,170 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-10-28 23:03:17,171 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-28 23:03:17,257 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-28 23:03:17,258 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-28 23:03:17,258 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-28 23:03:17,260 INFO L158 Benchmark]: Toolchain (without parser) took 1408.48ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 83.8MB in the end (delta: 18.9MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2024-10-28 23:03:17,260 INFO L158 Benchmark]: CDTParser took 1.18ms. Allocated memory is still 142.6MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-28 23:03:17,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 570.80ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 80.7MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-10-28 23:03:17,261 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.05ms. Allocated memory is still 142.6MB. Free memory was 80.7MB in the beginning and 78.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-28 23:03:17,261 INFO L158 Benchmark]: Boogie Preprocessor took 37.22ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 77.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-28 23:03:17,262 INFO L158 Benchmark]: RCFGBuilder took 626.75ms. Allocated memory is still 142.6MB. Free memory was 77.1MB in the beginning and 91.0MB in the end (delta: -13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-28 23:03:17,265 INFO L158 Benchmark]: TraceAbstraction took 24.92ms. Allocated memory is still 142.6MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-28 23:03:17,266 INFO L158 Benchmark]: Witness Printer took 97.30ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 83.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-28 23:03:17,268 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.18ms. Allocated memory is still 142.6MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 570.80ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 80.7MB in the end (delta: 21.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.05ms. Allocated memory is still 142.6MB. Free memory was 80.7MB in the beginning and 78.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.22ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 77.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 626.75ms. Allocated memory is still 142.6MB. Free memory was 77.1MB in the beginning and 91.0MB in the end (delta: -13.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 24.92ms. Allocated memory is still 142.6MB. Free memory was 90.1MB in the beginning and 88.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 97.30ms. Allocated memory is still 142.6MB. Free memory was 88.0MB in the beginning and 83.8MB in the end (delta: 4.2MB). 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! [2024-10-28 23:03:17,300 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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