./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.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/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.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-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i ./goblint.2024-05-21_14-57-05.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-bcb38a6-m [2024-06-03 20:56:19,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-03 20:56:19,483 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-03 20:56:19,489 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-03 20:56:19,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-03 20:56:19,510 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-03 20:56:19,512 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-03 20:56:19,512 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-03 20:56:19,513 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-03 20:56:19,516 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-03 20:56:19,516 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-03 20:56:19,516 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-03 20:56:19,517 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-03 20:56:19,518 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-03 20:56:19,518 INFO L153 SettingsManager]: * Use SBE=true [2024-06-03 20:56:19,519 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-03 20:56:19,519 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-03 20:56:19,519 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-03 20:56:19,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-03 20:56:19,520 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-03 20:56:19,520 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-03 20:56:19,521 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-03 20:56:19,521 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-03 20:56:19,521 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-03 20:56:19,521 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-03 20:56:19,521 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-03 20:56:19,522 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-03 20:56:19,522 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-03 20:56:19,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-03 20:56:19,523 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-03 20:56:19,523 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-03 20:56:19,523 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-03 20:56:19,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-03 20:56:19,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-03 20:56:19,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-03 20:56:19,524 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-03 20:56:19,524 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-03 20:56:19,525 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-03 20:56:19,525 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-03 20:56:19,525 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-03 20:56:19,525 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-03 20:56:19,525 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-03 20:56:19,525 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-03 20:56:19,526 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-03 20:56:19,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-03 20:56:19,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-03 20:56:19,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-03 20:56:19,716 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-03 20:56:19,717 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-03 20:56:19,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.yml/witness.yml [2024-06-03 20:56:19,819 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-03 20:56:19,819 INFO L274 PluginConnector]: CDTParser initialized [2024-06-03 20:56:19,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-06-03 20:56:20,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-03 20:56:21,330 INFO L384 CDTParser]: Found 1 translation units. [2024-06-03 20:56:21,332 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-06-03 20:56:21,365 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc60bf575/259bcaac71f84222947d5d3a6a2c4613/FLAG09e0de026 [2024-06-03 20:56:21,379 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc60bf575/259bcaac71f84222947d5d3a6a2c4613 [2024-06-03 20:56:21,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-03 20:56:21,380 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-03 20:56:21,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-03 20:56:21,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-03 20:56:21,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-03 20:56:21,388 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 03.06 08:56:19" (1/2) ... [2024-06-03 20:56:21,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cbed5ab and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 08:56:21, skipping insertion in model container [2024-06-03 20:56:21,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 03.06 08:56:19" (1/2) ... [2024-06-03 20:56:21,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@791bf864 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 08:56:21, skipping insertion in model container [2024-06-03 20:56:21,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.06 08:56:21" (2/2) ... [2024-06-03 20:56:21,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cbed5ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.06 08:56:21, skipping insertion in model container [2024-06-03 20:56:21,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.06 08:56:21" (2/2) ... [2024-06-03 20:56:21,391 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-03 20:56:21,516 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-03 20:56:21,517 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-03 20:56:21,517 INFO L97 edCorrectnessWitness]: Location invariant before [L7069-L7069] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-03 20:56:21,518 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-03 20:56:21,518 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-06-03 20:56:21,595 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-03 20:56:24,883 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-03 20:56:24,885 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-03 20:56:24,938 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-03 20:56:24,955 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-03 20:56:25,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-03 20:56:25,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-03 20:56:25,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-03 20:56:25,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-03 20:56:25,142 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-03 20:56:25,171 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-03 20:56:25,172 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-06-03 20:56:25,184 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-06-03 20:56:25,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@791bf864 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.06 08:56:25, skipping insertion in model container [2024-06-03 20:56:25,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-03 20:56:25,186 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-03 20:56:25,188 INFO L158 Benchmark]: Toolchain (without parser) took 3807.28ms. Allocated memory is still 188.7MB. Free memory was 144.3MB in the beginning and 71.4MB in the end (delta: 72.9MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. [2024-06-03 20:56:25,188 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 134.2MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-03 20:56:25,189 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory was 103.7MB in the beginning and 103.5MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-03 20:56:25,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3802.67ms. Allocated memory is still 188.7MB. Free memory was 144.3MB in the beginning and 71.4MB in the end (delta: 72.9MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. [2024-06-03 20:56:25,191 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 134.2MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory was 103.7MB in the beginning and 103.5MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3802.67ms. Allocated memory is still 188.7MB. Free memory was 144.3MB in the beginning and 71.4MB in the end (delta: 72.9MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_cleanup RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i ./goblint.2024-05-21_14-57-05.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-bcb38a6-m [2024-06-03 20:56:27,347 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-03 20:56:27,402 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-03 20:56:27,408 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-03 20:56:27,408 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-03 20:56:27,432 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-03 20:56:27,434 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-03 20:56:27,435 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-03 20:56:27,436 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-03 20:56:27,439 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-03 20:56:27,439 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-03 20:56:27,439 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-03 20:56:27,440 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-03 20:56:27,441 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-03 20:56:27,441 INFO L153 SettingsManager]: * Use SBE=true [2024-06-03 20:56:27,441 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-03 20:56:27,442 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-03 20:56:27,442 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-03 20:56:27,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-03 20:56:27,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-03 20:56:27,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-03 20:56:27,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-03 20:56:27,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-03 20:56:27,444 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-03 20:56:27,444 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-03 20:56:27,444 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-03 20:56:27,444 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-03 20:56:27,444 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-03 20:56:27,445 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-03 20:56:27,445 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-03 20:56:27,446 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-03 20:56:27,446 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-03 20:56:27,446 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-03 20:56:27,447 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-03 20:56:27,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-03 20:56:27,447 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-03 20:56:27,448 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-03 20:56:27,448 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-03 20:56:27,449 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-03 20:56:27,449 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-03 20:56:27,450 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-03 20:56:27,450 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-03 20:56:27,450 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-03 20:56:27,450 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-03 20:56:27,451 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-03 20:56:27,451 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-03 20:56:27,451 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-03 20:56:27,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-03 20:56:27,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-03 20:56:27,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-03 20:56:27,754 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-03 20:56:27,755 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-03 20:56:27,756 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.yml/witness.yml [2024-06-03 20:56:27,848 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-03 20:56:27,848 INFO L274 PluginConnector]: CDTParser initialized [2024-06-03 20:56:27,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-06-03 20:56:29,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-03 20:56:29,397 INFO L384 CDTParser]: Found 1 translation units. [2024-06-03 20:56:29,397 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-06-03 20:56:29,434 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a77e73e64/6ed1a7165f8644e087d8f5c97cdb7fd2/FLAGfde6690e2 [2024-06-03 20:56:29,448 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a77e73e64/6ed1a7165f8644e087d8f5c97cdb7fd2 [2024-06-03 20:56:29,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-03 20:56:29,450 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-03 20:56:29,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-03 20:56:29,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-03 20:56:29,456 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-03 20:56:29,456 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 03.06 08:56:27" (1/2) ... [2024-06-03 20:56:29,457 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f86f76 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 08:56:29, skipping insertion in model container [2024-06-03 20:56:29,457 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 03.06 08:56:27" (1/2) ... [2024-06-03 20:56:29,458 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@787ef73b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 08:56:29, skipping insertion in model container [2024-06-03 20:56:29,458 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.06 08:56:29" (2/2) ... [2024-06-03 20:56:29,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48f86f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.06 08:56:29, skipping insertion in model container [2024-06-03 20:56:29,459 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.06 08:56:29" (2/2) ... [2024-06-03 20:56:29,459 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-03 20:56:29,584 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-03 20:56:29,585 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-03 20:56:29,585 INFO L97 edCorrectnessWitness]: Location invariant before [L7069-L7069] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-03 20:56:29,585 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-03 20:56:29,586 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-06-03 20:56:29,649 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-03 20:56:32,342 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-03 20:56:32,343 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-03 20:56:32,411 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-03 20:56:32,426 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-03 20:56:32,497 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-03 20:56:32,716 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-03 20:56:32,716 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-03 20:56:32,730 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-03 20:56:32,741 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-03 20:56:32,868 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-03 20:56:32,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-03 20:56:32,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-03 20:56:32,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-06-03 20:56:33,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-03 20:56:33,110 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-03 20:56:33,111 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-06-03 20:56:33,122 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-06-03 20:56:33,123 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@787ef73b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.06 08:56:33, skipping insertion in model container [2024-06-03 20:56:33,123 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-03 20:56:33,125 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-03 20:56:33,126 INFO L158 Benchmark]: Toolchain (without parser) took 3675.15ms. Allocated memory was 50.3MB in the beginning and 165.7MB in the end (delta: 115.3MB). Free memory was 20.7MB in the beginning and 84.2MB in the end (delta: -63.5MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2024-06-03 20:56:33,127 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 41.9MB. Free memory is still 23.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-03 20:56:33,127 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 41.9MB. Free memory is still 19.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-03 20:56:33,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3672.35ms. Allocated memory was 50.3MB in the beginning and 165.7MB in the end (delta: 115.3MB). Free memory was 20.5MB in the beginning and 84.2MB in the end (delta: -63.7MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2024-06-03 20:56:33,129 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.17ms. Allocated memory is still 41.9MB. Free memory is still 23.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 41.9MB. Free memory is still 19.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3672.35ms. Allocated memory was 50.3MB in the beginning and 165.7MB in the end (delta: 115.3MB). Free memory was 20.5MB in the beginning and 84.2MB in the end (delta: -63.7MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_cleanup RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN