./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 cde23df1 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-cde23df-m [2024-06-14 11:18:07,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-14 11:18:07,074 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-14 11:18:07,084 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-14 11:18:07,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-14 11:18:07,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-14 11:18:07,116 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-14 11:18:07,116 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-14 11:18:07,116 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-14 11:18:07,120 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-14 11:18:07,120 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-14 11:18:07,120 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-14 11:18:07,121 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-14 11:18:07,123 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-14 11:18:07,123 INFO L153 SettingsManager]: * Use SBE=true [2024-06-14 11:18:07,123 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-14 11:18:07,123 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-14 11:18:07,123 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-14 11:18:07,124 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-14 11:18:07,124 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-14 11:18:07,124 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-14 11:18:07,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-14 11:18:07,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-14 11:18:07,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-14 11:18:07,125 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-14 11:18:07,125 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-14 11:18:07,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-14 11:18:07,126 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-14 11:18:07,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-14 11:18:07,127 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-14 11:18:07,127 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-14 11:18:07,128 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-14 11:18:07,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-14 11:18:07,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-14 11:18:07,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-14 11:18:07,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-14 11:18:07,129 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-14 11:18:07,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-14 11:18:07,129 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-14 11:18:07,129 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-14 11:18:07,129 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-14 11:18:07,130 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-14 11:18:07,130 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-14 11:18:07,130 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-14 11:18:07,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-14 11:18:07,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-14 11:18:07,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-14 11:18:07,379 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-14 11:18:07,380 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-14 11:18:07,381 INFO L431 ainManager$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 [2024-06-14 11:18:07,484 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-14 11:18:07,484 INFO L274 PluginConnector]: CDTParser initialized [2024-06-14 11:18:07,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-06-14 11:18:08,589 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-14 11:18:08,780 INFO L384 CDTParser]: Found 1 translation units. [2024-06-14 11:18:08,781 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-06-14 11:18:08,790 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/724e34bd9/78854619f67a44ab87e245ec79c8a605/FLAG01ef35274 [2024-06-14 11:18:08,802 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/724e34bd9/78854619f67a44ab87e245ec79c8a605 [2024-06-14 11:18:08,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-14 11:18:08,806 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-14 11:18:08,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-14 11:18:08,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-14 11:18:08,811 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-14 11:18:08,812 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 11:18:07" (1/2) ... [2024-06-14 11:18:08,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c845195 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 11:18:08, skipping insertion in model container [2024-06-14 11:18:08,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 11:18:07" (1/2) ... [2024-06-14 11:18:08,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2cf29a04 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 11:18:08, skipping insertion in model container [2024-06-14 11:18:08,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 11:18:08" (2/2) ... [2024-06-14 11:18:08,815 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c845195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:08, skipping insertion in model container [2024-06-14 11:18:08,815 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 11:18:08" (2/2) ... [2024-06-14 11:18:08,816 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-14 11:18:08,846 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-14 11:18:08,847 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))) [2024-06-14 11:18:08,848 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))) [2024-06-14 11:18:08,848 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))) [2024-06-14 11:18:08,848 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))) [2024-06-14 11:18:08,848 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-14 11:18:08,849 INFO L103 edCorrectnessWitness]: ghost_variable rwlock_locked = 0 [2024-06-14 11:18:08,849 INFO L106 edCorrectnessWitness]: ghost_update [L711-L711] rwlock_locked = 0; [2024-06-14 11:18:08,849 INFO L106 edCorrectnessWitness]: ghost_update [L716-L716] multithreaded = 1; [2024-06-14 11:18:08,849 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] rwlock_locked = 0; [2024-06-14 11:18:08,849 INFO L106 edCorrectnessWitness]: ghost_update [L690-L690] rwlock_locked = 1; [2024-06-14 11:18:08,849 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] rwlock_locked = 1; [2024-06-14 11:18:08,881 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-14 11:18:09,188 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 11:18:09,199 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 [2024-06-14 11:18:09,386 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 11:18:09,410 INFO L206 MainTranslator]: Completed translation [2024-06-14 11:18:09,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09 WrapperNode [2024-06-14 11:18:09,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-14 11:18:09,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-14 11:18:09,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-14 11:18:09,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-14 11:18:09,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:09,485 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:09,679 INFO L138 Inliner]: procedures = 165, calls = 1971, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7402 [2024-06-14 11:18:09,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-14 11:18:09,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-14 11:18:09,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-14 11:18:09,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-14 11:18:09,706 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:09,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:09,747 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:09,854 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]. [2024-06-14 11:18:09,855 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:09,856 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:09,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:10,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:10,015 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:10,028 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:10,050 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-14 11:18:10,051 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-14 11:18:10,052 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-14 11:18:10,052 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-14 11:18:10,053 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:18:09" (1/1) ... [2024-06-14 11:18:10,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-14 11:18:10,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-14 11:18:10,094 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) [2024-06-14 11:18:10,111 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 [2024-06-14 11:18:10,122 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2024-06-14 11:18:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-06-14 11:18:10,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-06-14 11:18:10,124 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2024-06-14 11:18:10,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-06-14 11:18:10,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-14 11:18:10,124 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-06-14 11:18:10,124 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-06-14 11:18:10,125 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2024-06-14 11:18:10,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-14 11:18:10,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-06-14 11:18:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-06-14 11:18:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-14 11:18:10,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-14 11:18:10,126 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-06-14 11:18:10,126 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-06-14 11:18:10,128 WARN L214 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-06-14 11:18:10,512 INFO L244 CfgBuilder]: Building ICFG [2024-06-14 11:18:10,513 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-14 11:18:13,911 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-14 11:18:13,911 INFO L293 CfgBuilder]: Performing block encoding