./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread/queue_longer.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-05-21_14-57-05.files/mutex-meet/queue_longer.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version bcb38a6f 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_longer.i ./goblint.2024-05-21_14-57-05.files/mutex-meet/queue_longer.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-bcb38a6-m [2024-06-03 21:03:51,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-03 21:03:51,603 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-03 21:03:51,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-03 21:03:51,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-03 21:03:51,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-03 21:03:51,625 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-03 21:03:51,625 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-03 21:03:51,626 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-03 21:03:51,626 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-03 21:03:51,627 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-03 21:03:51,627 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-03 21:03:51,628 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-03 21:03:51,628 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-03 21:03:51,629 INFO L153 SettingsManager]: * Use SBE=true [2024-06-03 21:03:51,629 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-03 21:03:51,629 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-03 21:03:51,630 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-03 21:03:51,630 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-03 21:03:51,631 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-03 21:03:51,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-03 21:03:51,632 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-03 21:03:51,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-03 21:03:51,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-03 21:03:51,633 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-03 21:03:51,633 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-03 21:03:51,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-03 21:03:51,634 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-03 21:03:51,634 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-03 21:03:51,635 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-03 21:03:51,635 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-03 21:03:51,635 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-03 21:03:51,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-03 21:03:51,636 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-03 21:03:51,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-03 21:03:51,637 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-03 21:03:51,637 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-03 21:03:51,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-03 21:03:51,638 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-03 21:03:51,638 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-03 21:03:51,639 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-03 21:03:51,639 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-03 21:03:51,639 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-03 21:03:51,639 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-03 21:03:51,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-03 21:03:51,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-03 21:03:51,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-03 21:03:51,891 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-03 21:03:51,891 INFO L274 PluginConnector]: CDTParser initialized [2024-06-03 21:03:51,892 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2024-06-03 21:03:53,089 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-03 21:03:53,337 INFO L384 CDTParser]: Found 1 translation units. [2024-06-03 21:03:53,337 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2024-06-03 21:03:53,357 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0786bfaa4/c3d6ace0dab04ced81535a994c93530a/FLAG22ac116cd [2024-06-03 21:03:53,371 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0786bfaa4/c3d6ace0dab04ced81535a994c93530a [2024-06-03 21:03:53,374 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-03 21:03:53,374 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-03 21:03:53,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/queue_longer.yml/witness.yml [2024-06-03 21:03:53,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-03 21:03:53,495 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-03 21:03:53,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-03 21:03:53,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-03 21:03:53,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-03 21:03:53,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.06 09:03:53" (1/2) ... [2024-06-03 21:03:53,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea0605c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.06 09:03:53, skipping insertion in model container [2024-06-03 21:03:53,505 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.06 09:03:53" (1/2) ... [2024-06-03 21:03:53,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2908ead1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.06 09:03:53, skipping insertion in model container [2024-06-03 21:03:53,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 03.06 09:03:53" (2/2) ... [2024-06-03 21:03:53,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ea0605c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:53, skipping insertion in model container [2024-06-03 21:03:53,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 03.06 09:03:53" (2/2) ... [2024-06-03 21:03:53,508 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-03 21:03:53,558 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-03 21:03:53,559 INFO L97 edCorrectnessWitness]: Location invariant before [L1064-L1064] ((! multithreaded || (m_locked || ((((-1LL + (long long )dequeue_flag) + (long long )enqueue_flag >= 0LL && (1LL - (long long )dequeue_flag) + (long long )enqueue_flag >= 0LL) && (1LL + (long long )dequeue_flag) - (long long )enqueue_flag >= 0LL) && (1LL - (long long )dequeue_flag) - (long long )enqueue_flag >= 0LL))) && (! multithreaded || (m_locked || 0 <= queue.head))) && (! multithreaded || 0 <= queue.head) [2024-06-03 21:03:53,559 INFO L97 edCorrectnessWitness]: Location invariant before [L1063-L1063] ((! multithreaded || (m_locked || ((((-1LL + (long long )dequeue_flag) + (long long )enqueue_flag >= 0LL && (1LL - (long long )dequeue_flag) + (long long )enqueue_flag >= 0LL) && (1LL + (long long )dequeue_flag) - (long long )enqueue_flag >= 0LL) && (1LL - (long long )dequeue_flag) - (long long )enqueue_flag >= 0LL))) && (! multithreaded || (m_locked || 0 <= queue.head))) && (! multithreaded || 0 <= queue.head) [2024-06-03 21:03:53,560 INFO L103 edCorrectnessWitness]: ghost_variable m_locked = 0 [2024-06-03 21:03:53,560 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-03 21:03:53,560 INFO L106 edCorrectnessWitness]: ghost_update [L1062-L1062] multithreaded = 1; [2024-06-03 21:03:53,561 INFO L106 edCorrectnessWitness]: ghost_update [L1020-L1020] m_locked = 1; [2024-06-03 21:03:53,561 INFO L106 edCorrectnessWitness]: ghost_update [L1039-L1039] m_locked = 1; [2024-06-03 21:03:53,561 INFO L106 edCorrectnessWitness]: ghost_update [L1029-L1029] m_locked = 0; [2024-06-03 21:03:53,561 INFO L106 edCorrectnessWitness]: ghost_update [L1008-L1008] m_locked = 1; [2024-06-03 21:03:53,561 INFO L106 edCorrectnessWitness]: ghost_update [L1048-L1048] m_locked = 0; [2024-06-03 21:03:53,562 INFO L106 edCorrectnessWitness]: ghost_update [L1017-L1017] m_locked = 0; [2024-06-03 21:03:53,608 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-03 21:03:54,099 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-03 21:03:54,109 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 [2024-06-03 21:03:54,499 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-03 21:03:54,554 INFO L206 MainTranslator]: Completed translation [2024-06-03 21:03:54,554 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54 WrapperNode [2024-06-03 21:03:54,554 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-03 21:03:54,555 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-03 21:03:54,556 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-03 21:03:54,556 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-03 21:03:54,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:54,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:54,822 INFO L138 Inliner]: procedures = 274, calls = 1668, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 6701 [2024-06-03 21:03:54,823 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-03 21:03:54,824 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-03 21:03:54,824 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-03 21:03:54,824 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-03 21:03:54,835 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:54,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:54,863 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:54,944 INFO L175 MemorySlicer]: Split 1655 memory accesses to 4 slices as follows [2, 5, 4, 1644]. 99 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]. [2024-06-03 21:03:54,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:54,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:55,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:55,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:55,058 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:55,078 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:55,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-03 21:03:55,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-03 21:03:55,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-03 21:03:55,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-03 21:03:55,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 09:03:54" (1/1) ... [2024-06-03 21:03:55,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-03 21:03:55,131 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-03 21:03:55,161 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) [2024-06-03 21:03:55,173 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 [2024-06-03 21:03:55,202 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-06-03 21:03:55,203 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-06-03 21:03:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-06-03 21:03:55,203 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-06-03 21:03:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-06-03 21:03:55,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-06-03 21:03:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-06-03 21:03:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-06-03 21:03:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-06-03 21:03:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-06-03 21:03:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-06-03 21:03:55,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-06-03 21:03:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-06-03 21:03:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-06-03 21:03:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-03 21:03:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-03 21:03:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-06-03 21:03:55,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-06-03 21:03:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-06-03 21:03:55,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-03 21:03:55,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-03 21:03:55,209 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-06-03 21:03:55,586 INFO L244 CfgBuilder]: Building ICFG [2024-06-03 21:03:55,588 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-03 21:03:59,412 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-03 21:03:59,413 INFO L293 CfgBuilder]: Performing block encoding