./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.2024-06-19_11-23-25.files/protection/queue_longer.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_longer.i ./goblint.2024-06-19_11-23-25.files/protection/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-7724a2d-m [2024-06-27 19:44:05,335 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-27 19:44:05,398 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-27 19:44:05,403 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-27 19:44:05,404 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-27 19:44:05,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-27 19:44:05,430 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-27 19:44:05,430 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-27 19:44:05,431 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-27 19:44:05,433 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-27 19:44:05,434 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-27 19:44:05,434 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-27 19:44:05,435 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-27 19:44:05,436 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-27 19:44:05,436 INFO L153 SettingsManager]: * Use SBE=true [2024-06-27 19:44:05,436 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-27 19:44:05,436 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-27 19:44:05,437 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-27 19:44:05,437 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-27 19:44:05,437 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-27 19:44:05,437 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-27 19:44:05,438 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-27 19:44:05,438 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-27 19:44:05,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-27 19:44:05,438 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-27 19:44:05,439 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-27 19:44:05,439 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-27 19:44:05,439 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-27 19:44:05,440 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-27 19:44:05,440 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-27 19:44:05,441 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-27 19:44:05,441 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-27 19:44:05,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-27 19:44:05,441 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-27 19:44:05,441 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-27 19:44:05,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-27 19:44:05,442 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-27 19:44:05,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-27 19:44:05,442 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-27 19:44:05,442 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-27 19:44:05,443 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-27 19:44:05,443 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-27 19:44:05,443 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-27 19:44:05,443 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-27 19:44:05,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-27 19:44:05,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-27 19:44:05,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-27 19:44:05,679 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-27 19:44:05,679 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-27 19:44:05,680 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-06-19_11-23-25.files/protection/queue_longer.yml/witness.yml [2024-06-27 19:44:05,800 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-27 19:44:05,801 INFO L274 PluginConnector]: CDTParser initialized [2024-06-27 19:44:05,802 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/queue_longer.i [2024-06-27 19:44:06,844 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-27 19:44:07,095 INFO L384 CDTParser]: Found 1 translation units. [2024-06-27 19:44:07,096 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/queue_longer.i [2024-06-27 19:44:07,111 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8ffaa88b/4c45c561c810437c9d158fdc5c06d59e/FLAG1e0632c64 [2024-06-27 19:44:07,124 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8ffaa88b/4c45c561c810437c9d158fdc5c06d59e [2024-06-27 19:44:07,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-27 19:44:07,125 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-27 19:44:07,127 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-27 19:44:07,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-27 19:44:07,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-27 19:44:07,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.06 07:44:05" (1/2) ... [2024-06-27 19:44:07,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c9b72cf and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 07:44:07, skipping insertion in model container [2024-06-27 19:44:07,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 27.06 07:44:05" (1/2) ... [2024-06-27 19:44:07,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2c8db58c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 27.06 07:44:07, skipping insertion in model container [2024-06-27 19:44:07,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 07:44:07" (2/2) ... [2024-06-27 19:44:07,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c9b72cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:07, skipping insertion in model container [2024-06-27 19:44:07,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.06 07:44:07" (2/2) ... [2024-06-27 19:44:07,181 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-27 19:44:07,222 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-27 19:44:07,223 INFO L97 edCorrectnessWitness]: Location invariant before [L1063-L1063] ! multithreaded || (((0 <= queue.head && 0 <= queue.tail) && queue.head <= 400) && queue.tail <= 400) [2024-06-27 19:44:07,223 INFO L97 edCorrectnessWitness]: Location invariant before [L1064-L1064] ! multithreaded || (((0 <= queue.head && 0 <= queue.tail) && queue.head <= 400) && queue.tail <= 400) [2024-06-27 19:44:07,223 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-27 19:44:07,223 INFO L103 edCorrectnessWitness]: ghost_variable m_locked = 0 [2024-06-27 19:44:07,223 INFO L106 edCorrectnessWitness]: ghost_update [L1062-L1062] multithreaded = 1; [2024-06-27 19:44:07,223 INFO L106 edCorrectnessWitness]: ghost_update [L1008-L1008] m_locked = 1; [2024-06-27 19:44:07,223 INFO L106 edCorrectnessWitness]: ghost_update [L1020-L1020] m_locked = 1; [2024-06-27 19:44:07,224 INFO L106 edCorrectnessWitness]: ghost_update [L1048-L1048] m_locked = 0; [2024-06-27 19:44:07,224 INFO L106 edCorrectnessWitness]: ghost_update [L1017-L1017] m_locked = 0; [2024-06-27 19:44:07,224 INFO L106 edCorrectnessWitness]: ghost_update [L1029-L1029] m_locked = 0; [2024-06-27 19:44:07,224 INFO L106 edCorrectnessWitness]: ghost_update [L1039-L1039] m_locked = 1; [2024-06-27 19:44:07,303 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-27 19:44:07,783 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 19:44:07,791 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 [2024-06-27 19:44:08,107 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-27 19:44:08,209 INFO L206 MainTranslator]: Completed translation [2024-06-27 19:44:08,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08 WrapperNode [2024-06-27 19:44:08,210 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-27 19:44:08,211 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-27 19:44:08,211 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-27 19:44:08,211 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-27 19:44:08,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,296 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,477 INFO L138 Inliner]: procedures = 274, calls = 3280, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 13147 [2024-06-27 19:44:08,477 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-27 19:44:08,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-27 19:44:08,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-27 19:44:08,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-27 19:44:08,487 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,528 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,600 INFO L175 MemorySlicer]: Split 3267 memory accesses to 4 slices as follows [2, 5, 4, 3256]. 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]. [2024-06-27 19:44:08,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,600 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,758 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-27 19:44:08,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-27 19:44:08,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-27 19:44:08,954 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-27 19:44:08,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.06 07:44:08" (1/1) ... [2024-06-27 19:44:08,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-27 19:44:08,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-27 19:44:09,009 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) [2024-06-27 19:44:09,012 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 [2024-06-27 19:44:09,050 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2024-06-27 19:44:09,051 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2024-06-27 19:44:09,051 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2024-06-27 19:44:09,051 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2024-06-27 19:44:09,051 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-06-27 19:44:09,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-06-27 19:44:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-06-27 19:44:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-06-27 19:44:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-06-27 19:44:09,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-06-27 19:44:09,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-06-27 19:44:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-06-27 19:44:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-06-27 19:44:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-06-27 19:44:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-27 19:44:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-27 19:44:09,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-06-27 19:44:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-06-27 19:44:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-06-27 19:44:09,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-27 19:44:09,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-27 19:44:09,058 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-06-27 19:44:09,626 INFO L244 CfgBuilder]: Building ICFG [2024-06-27 19:44:09,628 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-27 19:44:15,083 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-27 19:44:15,084 INFO L293 CfgBuilder]: Performing block encoding