./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/queue_longest.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/queue_longest.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7724a2de 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/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread/queue_longest.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/queue_longest.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-7724a2d-m [2024-06-28 02:47:52,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-28 02:47:53,021 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-28 02:47:53,028 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-28 02:47:53,029 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-28 02:47:53,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-28 02:47:53,056 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-28 02:47:53,057 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-28 02:47:53,057 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-28 02:47:53,060 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-28 02:47:53,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-28 02:47:53,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-28 02:47:53,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-28 02:47:53,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-28 02:47:53,062 INFO L153 SettingsManager]: * Use SBE=true [2024-06-28 02:47:53,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-28 02:47:53,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-28 02:47:53,063 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-28 02:47:53,063 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-28 02:47:53,064 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-28 02:47:53,064 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-28 02:47:53,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-28 02:47:53,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-28 02:47:53,065 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-28 02:47:53,065 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-28 02:47:53,065 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-28 02:47:53,065 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-28 02:47:53,065 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-28 02:47:53,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-28 02:47:53,066 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-28 02:47:53,067 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-28 02:47:53,067 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-28 02:47:53,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-28 02:47:53,067 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-28 02:47:53,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-28 02:47:53,068 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-28 02:47:53,068 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-28 02:47:53,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-28 02:47:53,068 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-28 02:47:53,068 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-28 02:47:53,069 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-28 02:47:53,069 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-28 02:47:53,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-28 02:47:53,069 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-28 02:47:53,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-28 02:47:53,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-28 02:47:53,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-28 02:47:53,317 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-28 02:47:53,318 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-28 02:47:53,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/queue_longest.yml/witness.yml [2024-06-28 02:47:53,447 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-28 02:47:53,447 INFO L274 PluginConnector]: CDTParser initialized [2024-06-28 02:47:53,448 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longest.i [2024-06-28 02:47:54,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-28 02:47:54,651 INFO L384 CDTParser]: Found 1 translation units. [2024-06-28 02:47:54,652 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longest.i [2024-06-28 02:47:54,665 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f33b6d0a/c152b034f790467cbcdb94fbfcb7e87d/FLAGdfebc8212 [2024-06-28 02:47:54,687 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f33b6d0a/c152b034f790467cbcdb94fbfcb7e87d [2024-06-28 02:47:54,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-28 02:47:54,688 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-28 02:47:54,691 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-28 02:47:54,691 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-28 02:47:54,695 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-28 02:47:54,695 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 28.06 02:47:53" (1/2) ... [2024-06-28 02:47:54,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ecf50c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 28.06 02:47:54, skipping insertion in model container [2024-06-28 02:47:54,696 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 28.06 02:47:53" (1/2) ... [2024-06-28 02:47:54,697 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7dcc298c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 28.06 02:47:54, skipping insertion in model container [2024-06-28 02:47:54,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.06 02:47:54" (2/2) ... [2024-06-28 02:47:54,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ecf50c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:54, skipping insertion in model container [2024-06-28 02:47:54,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.06 02:47:54" (2/2) ... [2024-06-28 02:47:54,700 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-28 02:47:54,728 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-28 02:47:54,729 INFO L97 edCorrectnessWitness]: Location invariant before [L1063-L1063] (! multithreaded || (m_locked || (((0 <= queue.head && 0 <= queue.tail) && queue.head <= 800) && queue.tail <= 800))) && (! multithreaded || (((0 <= queue.head && 0 <= queue.tail) && queue.head <= 800) && queue.tail <= 800)) [2024-06-28 02:47:54,729 INFO L97 edCorrectnessWitness]: Location invariant before [L1064-L1064] (! multithreaded || (m_locked || (((0 <= queue.head && 0 <= queue.tail) && queue.head <= 800) && queue.tail <= 800))) && (! multithreaded || (((0 <= queue.head && 0 <= queue.tail) && queue.head <= 800) && queue.tail <= 800)) [2024-06-28 02:47:54,729 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-28 02:47:54,730 INFO L103 edCorrectnessWitness]: ghost_variable m_locked = 0 [2024-06-28 02:47:54,730 INFO L106 edCorrectnessWitness]: ghost_update [L1029-L1029] m_locked = 0; [2024-06-28 02:47:54,730 INFO L106 edCorrectnessWitness]: ghost_update [L1020-L1020] m_locked = 1; [2024-06-28 02:47:54,730 INFO L106 edCorrectnessWitness]: ghost_update [L1039-L1039] m_locked = 1; [2024-06-28 02:47:54,730 INFO L106 edCorrectnessWitness]: ghost_update [L1062-L1062] multithreaded = 1; [2024-06-28 02:47:54,730 INFO L106 edCorrectnessWitness]: ghost_update [L1017-L1017] m_locked = 0; [2024-06-28 02:47:54,730 INFO L106 edCorrectnessWitness]: ghost_update [L1008-L1008] m_locked = 1; [2024-06-28 02:47:54,730 INFO L106 edCorrectnessWitness]: ghost_update [L1048-L1048] m_locked = 0; [2024-06-28 02:47:54,766 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-28 02:47:55,169 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-28 02:47:55,179 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-06-28 02:47:56,473 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-28 02:47:56,527 INFO L206 MainTranslator]: Completed translation [2024-06-28 02:47:56,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56 WrapperNode [2024-06-28 02:47:56,528 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-28 02:47:56,529 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-28 02:47:56,529 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-28 02:47:56,529 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-28 02:47:56,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:56,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:57,385 INFO L138 Inliner]: procedures = 274, calls = 12904, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 51635 [2024-06-28 02:47:57,386 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-28 02:47:57,386 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-28 02:47:57,386 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-28 02:47:57,387 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-28 02:47:57,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:57,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:57,513 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:58,129 INFO L175 MemorySlicer]: Split 12891 memory accesses to 4 slices as follows [2, 5, 4, 12880]. 100 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 5, 0, 0]. The 18 writes are split as follows [0, 0, 3, 15]. [2024-06-28 02:47:58,130 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:58,130 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:58,619 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:58,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:58,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:58,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:59,011 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-28 02:47:59,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-28 02:47:59,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-28 02:47:59,012 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-28 02:47:59,013 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 02:47:56" (1/1) ... [2024-06-28 02:47:59,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-28 02:47:59,022 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-28 02:47:59,053 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) [2024-06-28 02:47:59,055 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 [2024-06-28 02:47:59,081 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-06-28 02:47:59,082 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-06-28 02:47:59,082 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-06-28 02:47:59,082 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-06-28 02:47:59,082 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-06-28 02:47:59,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-06-28 02:47:59,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-06-28 02:47:59,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-06-28 02:47:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-06-28 02:47:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-06-28 02:47:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-06-28 02:47:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-06-28 02:47:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-06-28 02:47:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-06-28 02:47:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-28 02:47:59,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-28 02:47:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-06-28 02:47:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-06-28 02:47:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-06-28 02:47:59,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-28 02:47:59,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-28 02:47:59,094 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-06-28 02:48:00,479 INFO L244 CfgBuilder]: Building ICFG [2024-06-28 02:48:00,481 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-28 02:48:19,462 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-28 02:48:19,462 INFO L293 CfgBuilder]: Performing block encoding