./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/mutex-meet/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/mutex-meet/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 13:51:06,049 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-14 13:51:06,130 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-14 13:51:06,135 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-14 13:51:06,136 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-14 13:51:06,174 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-14 13:51:06,175 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-14 13:51:06,175 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-14 13:51:06,176 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-14 13:51:06,180 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-14 13:51:06,180 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-14 13:51:06,180 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-14 13:51:06,181 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-14 13:51:06,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-14 13:51:06,183 INFO L153 SettingsManager]: * Use SBE=true [2024-06-14 13:51:06,183 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-14 13:51:06,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-14 13:51:06,184 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-14 13:51:06,184 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-14 13:51:06,184 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-14 13:51:06,185 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-14 13:51:06,185 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-14 13:51:06,185 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-14 13:51:06,186 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-14 13:51:06,186 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-14 13:51:06,186 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-14 13:51:06,187 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-14 13:51:06,187 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-14 13:51:06,188 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-14 13:51:06,188 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-14 13:51:06,189 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-14 13:51:06,189 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-14 13:51:06,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-14 13:51:06,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-14 13:51:06,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-14 13:51:06,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-14 13:51:06,190 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-14 13:51:06,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-14 13:51:06,191 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-14 13:51:06,191 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-14 13:51:06,191 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-14 13:51:06,192 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-14 13:51:06,192 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-14 13:51:06,192 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-14 13:51:06,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-14 13:51:06,500 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-14 13:51:06,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-14 13:51:06,503 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-14 13:51:06,504 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-14 13:51:06,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/read_write_lock-1-pthread.yml/witness.yml [2024-06-14 13:51:06,648 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-14 13:51:06,653 INFO L274 PluginConnector]: CDTParser initialized [2024-06-14 13:51:06,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-06-14 13:51:07,855 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-14 13:51:08,106 INFO L384 CDTParser]: Found 1 translation units. [2024-06-14 13:51:08,106 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-atomic/read_write_lock-1-pthread.i [2024-06-14 13:51:08,117 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c87d4f7/3e7887a01fde4f6f89f41bde719cc5b7/FLAGba2d79eb6 [2024-06-14 13:51:08,129 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/22c87d4f7/3e7887a01fde4f6f89f41bde719cc5b7 [2024-06-14 13:51:08,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-14 13:51:08,131 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-14 13:51:08,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-14 13:51:08,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-14 13:51:08,137 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-14 13:51:08,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 01:51:06" (1/2) ... [2024-06-14 13:51:08,139 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2c349 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 01:51:08, skipping insertion in model container [2024-06-14 13:51:08,139 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 01:51:06" (1/2) ... [2024-06-14 13:51:08,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7569348d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 01:51:08, skipping insertion in model container [2024-06-14 13:51:08,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 01:51:08" (2/2) ... [2024-06-14 13:51:08,141 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d2c349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:08, skipping insertion in model container [2024-06-14 13:51:08,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 01:51:08" (2/2) ... [2024-06-14 13:51:08,141 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-14 13:51:08,210 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-14 13:51:08,211 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 || (rwlock_locked || (((((((((((((((0 <= x && x <= 3) && x <= 127) && 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) && x % 3 == 0) && (x == 0 || x == 3))))) && (! multithreaded || (((((((((((((((0 <= y && y <= 3) && y <= 127) && 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) && y % 3 == 0) && (y == 0 || y == 3)))) && (! multithreaded || ((((0 <= x && x <= 3) && x <= 127) && x % 3 == 0) && (x == 0 || x == 3))) [2024-06-14 13:51:08,212 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 || (rwlock_locked || (((((((((((((((0 <= x && x <= 3) && x <= 127) && 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) && x % 3 == 0) && (x == 0 || x == 3))))) && (! multithreaded || (((((((((((((((0 <= y && y <= 3) && y <= 127) && 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) && y % 3 == 0) && (y == 0 || y == 3)))) && (! multithreaded || ((((0 <= x && x <= 3) && x <= 127) && x % 3 == 0) && (x == 0 || x == 3))) [2024-06-14 13:51:08,212 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 || (rwlock_locked || (((((((((((((((0 <= x && x <= 3) && x <= 127) && 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) && x % 3 == 0) && (x == 0 || x == 3))))) && (! multithreaded || (((((((((((((((0 <= y && y <= 3) && y <= 127) && 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) && y % 3 == 0) && (y == 0 || y == 3)))) && (! multithreaded || ((((0 <= x && x <= 3) && x <= 127) && x % 3 == 0) && (x == 0 || x == 3))) [2024-06-14 13:51:08,212 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 || (rwlock_locked || (((((((((((((((0 <= x && x <= 3) && x <= 127) && 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) && x % 3 == 0) && (x == 0 || x == 3))))) && (! multithreaded || (((((((((((((((0 <= y && y <= 3) && y <= 127) && 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) && y % 3 == 0) && (y == 0 || y == 3)))) && (! multithreaded || ((((0 <= x && x <= 3) && x <= 127) && x % 3 == 0) && (x == 0 || x == 3))) [2024-06-14 13:51:08,212 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-14 13:51:08,213 INFO L103 edCorrectnessWitness]: ghost_variable rwlock_locked = 0 [2024-06-14 13:51:08,213 INFO L106 edCorrectnessWitness]: ghost_update [L716-L716] multithreaded = 1; [2024-06-14 13:51:08,213 INFO L106 edCorrectnessWitness]: ghost_update [L697-L697] rwlock_locked = 1; [2024-06-14 13:51:08,213 INFO L106 edCorrectnessWitness]: ghost_update [L692-L692] rwlock_locked = 0; [2024-06-14 13:51:08,213 INFO L106 edCorrectnessWitness]: ghost_update [L711-L711] rwlock_locked = 0; [2024-06-14 13:51:08,213 INFO L106 edCorrectnessWitness]: ghost_update [L690-L690] rwlock_locked = 1; [2024-06-14 13:51:08,242 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-14 13:51:08,575 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 13:51:08,592 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 13:51:09,015 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 13:51:09,047 INFO L206 MainTranslator]: Completed translation [2024-06-14 13:51:09,048 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09 WrapperNode [2024-06-14 13:51:09,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-14 13:51:09,050 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-06-14 13:51:09,050 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-06-14 13:51:09,050 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-06-14 13:51:09,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:09,221 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:09,858 INFO L138 Inliner]: procedures = 165, calls = 5843, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 22010 [2024-06-14 13:51:09,859 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-06-14 13:51:09,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-06-14 13:51:09,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-06-14 13:51:09,860 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-06-14 13:51:09,872 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:09,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:10,021 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:10,224 INFO L175 MemorySlicer]: Split 5821 memory accesses to 2 slices as follows [2, 5819]. 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 13:51:10,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:10,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:10,519 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:10,641 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:10,676 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:10,703 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:10,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-06-14 13:51:10,828 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-06-14 13:51:10,830 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-06-14 13:51:10,830 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-06-14 13:51:10,831 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 01:51:09" (1/1) ... [2024-06-14 13:51:10,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-14 13:51:10,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-06-14 13:51:10,906 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 13:51:10,961 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 13:51:11,004 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockUnlock [2024-06-14 13:51:11,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-06-14 13:51:11,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-06-14 13:51:11,005 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockReadLock [2024-06-14 13:51:11,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-06-14 13:51:11,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-06-14 13:51:11,006 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-06-14 13:51:11,006 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-06-14 13:51:11,007 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsRwLockWriteLock [2024-06-14 13:51:11,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-06-14 13:51:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-06-14 13:51:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-06-14 13:51:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-06-14 13:51:11,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-06-14 13:51:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-06-14 13:51:11,008 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-06-14 13:51:11,014 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 13:51:12,162 INFO L244 CfgBuilder]: Building ICFG [2024-06-14 13:51:12,164 INFO L270 CfgBuilder]: Building CFG for each procedure with an implementation [2024-06-14 13:51:22,720 INFO L289 CfgBuilder]: Ommited future-live optimization because the input is a concurrent program. [2024-06-14 13:51:22,720 INFO L293 CfgBuilder]: Performing block encoding