./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.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/protection/read_write_lock-1-pthread.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-atomic/read_write_lock-1-pthread.i ./goblint.2024-05-21_14-57-05.files/protection/read_write_lock-1-pthread.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 [2024-06-04 14:05:29,948 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-04 14:05:30,013 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-04 14:05:30,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-04 14:05:30,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-04 14:05:30,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-04 14:05:30,069 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-04 14:05:30,069 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-04 14:05:30,070 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-04 14:05:30,070 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-04 14:05:30,070 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-04 14:05:30,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-04 14:05:30,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-04 14:05:30,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-04 14:05:30,071 INFO L153 SettingsManager]: * Use SBE=true [2024-06-04 14:05:30,072 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-04 14:05:30,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-04 14:05:30,072 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-04 14:05:30,073 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-04 14:05:30,073 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-04 14:05:30,073 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-04 14:05:30,076 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-04 14:05:30,076 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-04 14:05:30,076 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-04 14:05:30,077 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-04 14:05:30,077 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-04 14:05:30,077 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-04 14:05:30,077 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-04 14:05:30,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-04 14:05:30,078 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-04 14:05:30,079 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-04 14:05:30,079 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-04 14:05:30,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-04 14:05:30,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-04 14:05:30,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-04 14:05:30,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-04 14:05:30,080 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-04 14:05:30,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-04 14:05:30,080 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-04 14:05:30,081 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-04 14:05:30,081 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-04 14:05:30,081 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-04 14:05:30,081 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-04 14:05:30,082 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-04 14:05:30,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-04 14:05:30,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-04 14:05:30,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-04 14:05:30,257 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-04 14:05:30,268 INFO L274 PluginConnector]: CDTParser initialized [2024-06-04 14:05:30,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-06-04 14:05:31,335 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-04 14:05:31,515 INFO L384 CDTParser]: Found 1 translation units. [2024-06-04 14:05:31,516 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-06-04 14:05:31,527 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6707a1296/90d0fbfbd7624337953eb983c730d0ab/FLAGd9d7b32b8 [2024-06-04 14:05:31,542 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6707a1296/90d0fbfbd7624337953eb983c730d0ab [2024-06-04 14:05:31,544 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-04 14:05:31,545 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-04 14:05:31,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/protection/read_write_lock-1-pthread.yml/witness.yml [2024-06-04 14:05:31,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-04 14:05:31,655 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-04 14:05:31,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-04 14:05:31,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-04 14:05:31,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-04 14:05:31,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.06 02:05:31" (1/2) ... [2024-06-04 14:05:31,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3436ede6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 02:05:31, skipping insertion in model container [2024-06-04 14:05:31,663 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.06 02:05:31" (1/2) ... [2024-06-04 14:05:31,664 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b3e70b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 02:05:31, skipping insertion in model container [2024-06-04 14:05:31,664 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 04.06 02:05:31" (2/2) ... [2024-06-04 14:05:31,664 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3436ede6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:31, skipping insertion in model container [2024-06-04 14:05:31,665 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 04.06 02:05:31" (2/2) ... [2024-06-04 14:05:31,665 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-04 14:05:31,704 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-04 14:05:31,705 INFO L97 edCorrectnessWitness]: Location invariant before [L719-L719] ((! multithreaded || ((((((((((rwlock.__data.__cur_writer == 0 && rwlock.__data.__flags == (unsigned char)0) && rwlock.__data.__pad2 == (unsigned char)0) && rwlock.__data.__pad3 == 0U) && rwlock.__data.__pad4 == 0U) && rwlock.__data.__readers == 0U) && rwlock.__data.__rwelision == (signed char)0) && rwlock.__data.__shared == (unsigned char)0) && rwlock.__data.__writers == 0U) && rwlock.__data.__writers_futex == 0U) && rwlock.__data.__wrphase_futex == 0U)) && (! multithreaded || ((((0 <= y && y <= 3) && y <= 127) && y % 3 == 0) && (y == 0 || y == 3)))) && (! multithreaded || ((((0 <= x && x <= 3) && x <= 127) && x % 3 == 0) && (x == 0 || x == 3))) [2024-06-04 14:05:31,705 INFO L97 edCorrectnessWitness]: Location invariant before [L717-L717] ((! multithreaded || ((((((((((rwlock.__data.__cur_writer == 0 && rwlock.__data.__flags == (unsigned char)0) && rwlock.__data.__pad2 == (unsigned char)0) && rwlock.__data.__pad3 == 0U) && rwlock.__data.__pad4 == 0U) && rwlock.__data.__readers == 0U) && rwlock.__data.__rwelision == (signed char)0) && rwlock.__data.__shared == (unsigned char)0) && rwlock.__data.__writers == 0U) && rwlock.__data.__writers_futex == 0U) && rwlock.__data.__wrphase_futex == 0U)) && (! multithreaded || ((((0 <= y && y <= 3) && y <= 127) && y % 3 == 0) && (y == 0 || y == 3)))) && (! multithreaded || ((((0 <= x && x <= 3) && x <= 127) && x % 3 == 0) && (x == 0 || x == 3))) [2024-06-04 14:05:31,706 INFO L97 edCorrectnessWitness]: Location invariant before [L718-L718] ((! multithreaded || ((((((((((rwlock.__data.__cur_writer == 0 && rwlock.__data.__flags == (unsigned char)0) && rwlock.__data.__pad2 == (unsigned char)0) && rwlock.__data.__pad3 == 0U) && rwlock.__data.__pad4 == 0U) && rwlock.__data.__readers == 0U) && rwlock.__data.__rwelision == (signed char)0) && rwlock.__data.__shared == (unsigned char)0) && rwlock.__data.__writers == 0U) && rwlock.__data.__writers_futex == 0U) && rwlock.__data.__wrphase_futex == 0U)) && (! multithreaded || ((((0 <= y && y <= 3) && y <= 127) && y % 3 == 0) && (y == 0 || y == 3)))) && (! multithreaded || ((((0 <= x && x <= 3) && x <= 127) && x % 3 == 0) && (x == 0 || x == 3))) [2024-06-04 14:05:31,706 INFO L97 edCorrectnessWitness]: Location invariant before [L720-L720] ((! multithreaded || ((((((((((rwlock.__data.__cur_writer == 0 && rwlock.__data.__flags == (unsigned char)0) && rwlock.__data.__pad2 == (unsigned char)0) && rwlock.__data.__pad3 == 0U) && rwlock.__data.__pad4 == 0U) && rwlock.__data.__readers == 0U) && rwlock.__data.__rwelision == (signed char)0) && rwlock.__data.__shared == (unsigned char)0) && rwlock.__data.__writers == 0U) && rwlock.__data.__writers_futex == 0U) && rwlock.__data.__wrphase_futex == 0U)) && (! multithreaded || ((((0 <= y && y <= 3) && y <= 127) && y % 3 == 0) && (y == 0 || y == 3)))) && (! multithreaded || ((((0 <= x && x <= 3) && x <= 127) && x % 3 == 0) && (x == 0 || x == 3))) [2024-06-04 14:05:31,706 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-04 14:05:31,707 INFO L103 edCorrectnessWitness]: ghost_variable rwlock_locked = 0 [2024-06-04 14:05:31,707 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] rwlock_locked = 0; [2024-06-04 14:05:31,707 INFO L106 edCorrectnessWitness]: ghost_update [L711-L711] rwlock_locked = 0; [2024-06-04 14:05:31,707 INFO L106 edCorrectnessWitness]: ghost_update [L690-L690] rwlock_locked = 1; [2024-06-04 14:05:31,707 INFO L106 edCorrectnessWitness]: ghost_update [L716-L716] multithreaded = 1; [2024-06-04 14:05:31,707 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] rwlock_locked = 1; [2024-06-04 14:05:31,746 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-04 14:05:31,987 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-04 14:05:32,003 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 [2024-06-04 14:05:32,229 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-04 14:05:32,280 INFO L206 MainTranslator]: Completed translation [2024-06-04 14:05:32,280 INFO L201 PluginConnector]: Adding new model witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32 WrapperNode [2024-06-04 14:05:32,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-04 14:05:32,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-04 14:05:32,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-04 14:05:32,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-04 14:05:32,287 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 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,336 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 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,464 INFO L138 Inliner]: procedures = 165, calls = 1971, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7398 [2024-06-04 14:05:32,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-04 14:05:32,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-04 14:05:32,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-04 14:05:32,466 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-04 14:05:32,474 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,495 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,558 INFO L175 MemorySlicer]: Split 1949 memory accesses to 2 slices as follows [2, 1947]. 100 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 11]. The 0 writes are split as follows [0, 0]. [2024-06-04 14:05:32,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,680 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-04 14:05:32,681 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-04 14:05:32,682 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-04 14:05:32,682 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-04 14:05:32,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 02:05:32" (1/1) ... [2024-06-04 14:05:32,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-04 14:05:32,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-04 14:05:32,709 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) [2024-06-04 14:05:32,716 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 [2024-06-04 14:05:32,739 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2024-06-04 14:05:32,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-06-04 14:05:32,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-06-04 14:05:32,741 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2024-06-04 14:05:32,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-06-04 14:05:32,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-04 14:05:32,741 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-06-04 14:05:32,741 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-06-04 14:05:32,742 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2024-06-04 14:05:32,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-04 14:05:32,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-06-04 14:05:32,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-06-04 14:05:32,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-04 14:05:32,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-04 14:05:32,743 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-06-04 14:05:32,743 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-06-04 14:05:32,752 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-06-04 14:05:33,084 INFO L244 CfgBuilder]: Building ICFG [2024-06-04 14:05:33,086 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-04 14:05:36,438 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-04 14:05:36,438 INFO L293 CfgBuilder]: Performing block encoding