./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-05-07_14-17-48.files/protection/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b44c8288 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_configure_pc8736x_gpio_get.i ./goblint.2024-05-07_14-17-48.files/protection/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.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 --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-b44c828-m [2024-05-12 12:51:40,279 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-12 12:51:40,331 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-05-12 12:51:40,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-12 12:51:40,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-12 12:51:40,347 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-12 12:51:40,347 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-12 12:51:40,348 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-12 12:51:40,348 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-05-12 12:51:40,348 INFO L153 SettingsManager]: * Use memory slicer=true [2024-05-12 12:51:40,348 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-12 12:51:40,349 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-12 12:51:40,349 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-12 12:51:40,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-12 12:51:40,349 INFO L153 SettingsManager]: * Use SBE=true [2024-05-12 12:51:40,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-12 12:51:40,350 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-12 12:51:40,350 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-12 12:51:40,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-12 12:51:40,350 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-12 12:51:40,351 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-12 12:51:40,351 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-12 12:51:40,351 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-12 12:51:40,351 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-12 12:51:40,352 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-05-12 12:51:40,352 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-12 12:51:40,352 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-12 12:51:40,352 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-12 12:51:40,353 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-12 12:51:40,353 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-12 12:51:40,353 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-05-12 12:51:40,353 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-12 12:51:40,353 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-05-12 12:51:40,354 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-12 12:51:40,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-12 12:51:40,354 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-12 12:51:40,354 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-12 12:51:40,354 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-12 12:51:40,354 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-12 12:51:40,355 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-05-12 12:51:40,355 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-12 12:51:40,355 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-05-12 12:51:40,355 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-05-12 12:51:40,355 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-05-12 12:51:40,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-12 12:51:40,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-12 12:51:40,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-12 12:51:40,535 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-12 12:51:40,535 INFO L274 PluginConnector]: CDTParser initialized [2024-05-12 12:51:40,536 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.i [2024-05-12 12:51:41,673 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-12 12:51:42,113 INFO L384 CDTParser]: Found 1 translation units. [2024-05-12 12:51:42,114 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.i [2024-05-12 12:51:42,148 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c182df529/66d9d616c28747eaa2ef44638b5984c7/FLAG1b93b4809 [2024-05-12 12:51:42,162 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c182df529/66d9d616c28747eaa2ef44638b5984c7 [2024-05-12 12:51:42,164 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-05-12 12:51:42,165 INFO L274 PluginConnector]: Witness Parser initialized [2024-05-12 12:51:42,165 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-07_14-17-48.files/protection/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.yml/witness.yml [2024-05-12 12:51:42,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-12 12:51:42,251 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-12 12:51:42,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-12 12:51:42,252 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-12 12:51:42,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-12 12:51:42,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.05 12:51:42" (1/2) ... [2024-05-12 12:51:42,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b3ee863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.05 12:51:42, skipping insertion in model container [2024-05-12 12:51:42,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.05 12:51:42" (1/2) ... [2024-05-12 12:51:42,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11fef436 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.05 12:51:42, skipping insertion in model container [2024-05-12 12:51:42,259 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 12:51:42" (2/2) ... [2024-05-12 12:51:42,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b3ee863 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:51:42, skipping insertion in model container [2024-05-12 12:51:42,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 12:51:42" (2/2) ... [2024-05-12 12:51:42,260 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-05-12 12:51:42,377 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-05-12 12:51:42,378 INFO L97 edCorrectnessWitness]: Location invariant before [L7071-L7071] (((! multithreaded || jiffies == 0UL) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-05-12 12:51:42,378 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] (((! multithreaded || jiffies == 0UL) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-05-12 12:51:42,378 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-05-12 12:51:42,378 INFO L106 edCorrectnessWitness]: ghost_update [L7069-L7069] multithreaded = 1; [2024-05-12 12:51:42,445 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-12 12:51:42,710 WARN L246 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.i[5469,5482] [2024-05-12 12:51:45,385 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 12:51:45,388 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 12:51:45,442 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-05-12 12:51:45,458 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-05-12 12:51:45,501 WARN L246 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.i[5469,5482] [2024-05-12 12:51:45,594 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] [2024-05-12 12:51:45,595 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] [2024-05-12 12:51:45,596 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] [2024-05-12 12:51:45,596 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] [2024-05-12 12:51:45,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-05-12 12:51:45,735 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 12:51:45,736 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-05-12 12:51:45,750 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-05-12 12:51:45,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11fef436 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:51:45, skipping insertion in model container [2024-05-12 12:51:45,751 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-12 12:51:45,752 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-05-12 12:51:45,753 INFO L158 Benchmark]: Toolchain (without parser) took 3501.81ms. Allocated memory was 172.0MB in the beginning and 255.9MB in the end (delta: 83.9MB). Free memory was 130.5MB in the beginning and 185.3MB in the end (delta: -54.9MB). Peak memory consumption was 115.6MB. Max. memory is 16.1GB. [2024-05-12 12:51:45,753 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 115.3MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 12:51:45,754 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 172.0MB. Free memory is still 133.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 12:51:45,755 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3500.04ms. Allocated memory was 172.0MB in the beginning and 255.9MB in the end (delta: 83.9MB). Free memory was 130.5MB in the beginning and 185.3MB in the end (delta: -54.9MB). Peak memory consumption was 115.6MB. Max. memory is 16.1GB. [2024-05-12 12:51:45,756 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 115.3MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 172.0MB. Free memory is still 133.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3500.04ms. Allocated memory was 172.0MB in the beginning and 255.9MB in the end (delta: 83.9MB). Free memory was 130.5MB in the beginning and 185.3MB in the end (delta: -54.9MB). Peak memory consumption was 115.6MB. 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: 7070]: 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_configure_pc8736x_gpio_get.i ./goblint.2024-05-07_14-17-48.files/protection/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.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 --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-b44c828-m [2024-05-12 12:51:47,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-12 12:51:47,523 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-05-12 12:51:47,527 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-12 12:51:47,527 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-12 12:51:47,554 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-12 12:51:47,554 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-12 12:51:47,555 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-12 12:51:47,555 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-05-12 12:51:47,559 INFO L153 SettingsManager]: * Use memory slicer=true [2024-05-12 12:51:47,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-12 12:51:47,559 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-12 12:51:47,560 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-12 12:51:47,561 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-12 12:51:47,561 INFO L153 SettingsManager]: * Use SBE=true [2024-05-12 12:51:47,561 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-12 12:51:47,561 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-12 12:51:47,562 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-12 12:51:47,562 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-12 12:51:47,562 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-12 12:51:47,562 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-12 12:51:47,563 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-12 12:51:47,563 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-12 12:51:47,563 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-05-12 12:51:47,564 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-05-12 12:51:47,564 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-05-12 12:51:47,564 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-05-12 12:51:47,564 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-12 12:51:47,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-12 12:51:47,565 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-12 12:51:47,565 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-12 12:51:47,566 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-12 12:51:47,566 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-05-12 12:51:47,566 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-12 12:51:47,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-05-12 12:51:47,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-12 12:51:47,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-12 12:51:47,567 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-12 12:51:47,567 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-05-12 12:51:47,567 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-05-12 12:51:47,568 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-12 12:51:47,568 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-05-12 12:51:47,568 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-12 12:51:47,568 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-05-12 12:51:47,568 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-05-12 12:51:47,569 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-05-12 12:51:47,569 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-05-12 12:51:47,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-12 12:51:47,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-12 12:51:47,816 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-12 12:51:47,817 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-12 12:51:47,817 INFO L274 PluginConnector]: CDTParser initialized [2024-05-12 12:51:47,819 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.i [2024-05-12 12:51:48,962 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-12 12:51:49,351 INFO L384 CDTParser]: Found 1 translation units. [2024-05-12 12:51:49,352 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.i [2024-05-12 12:51:49,386 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fba038f1/e31db09411dc48808145b4b30edbb09d/FLAGc8cc01a7c [2024-05-12 12:51:49,398 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0fba038f1/e31db09411dc48808145b4b30edbb09d [2024-05-12 12:51:49,400 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-05-12 12:51:49,401 INFO L274 PluginConnector]: Witness Parser initialized [2024-05-12 12:51:49,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-07_14-17-48.files/protection/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.yml/witness.yml [2024-05-12 12:51:49,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-12 12:51:49,490 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-12 12:51:49,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-12 12:51:49,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-12 12:51:49,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-12 12:51:49,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.05 12:51:49" (1/2) ... [2024-05-12 12:51:49,497 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed9fcb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.05 12:51:49, skipping insertion in model container [2024-05-12 12:51:49,497 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.05 12:51:49" (1/2) ... [2024-05-12 12:51:49,498 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58291096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.05 12:51:49, skipping insertion in model container [2024-05-12 12:51:49,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 12:51:49" (2/2) ... [2024-05-12 12:51:49,499 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed9fcb6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:51:49, skipping insertion in model container [2024-05-12 12:51:49,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 12:51:49" (2/2) ... [2024-05-12 12:51:49,499 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-05-12 12:51:49,619 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-05-12 12:51:49,620 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] (((! multithreaded || jiffies == 0UL) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-05-12 12:51:49,620 INFO L97 edCorrectnessWitness]: Location invariant before [L7071-L7071] (((! multithreaded || jiffies == 0UL) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-05-12 12:51:49,620 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-05-12 12:51:49,620 INFO L106 edCorrectnessWitness]: ghost_update [L7069-L7069] multithreaded = 1; [2024-05-12 12:51:49,692 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-12 12:51:49,931 WARN L246 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.i[5469,5482] [2024-05-12 12:51:52,399 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 12:51:52,401 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 12:51:52,466 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-05-12 12:51:52,489 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-05-12 12:51:52,522 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-12 12:51:52,531 WARN L246 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.i[5469,5482] [2024-05-12 12:51:52,697 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 12:51:52,697 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 12:51:52,712 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-05-12 12:51:52,723 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-05-12 12:51:52,761 WARN L246 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_get.i[5469,5482] [2024-05-12 12:51:52,900 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] [2024-05-12 12:51:52,902 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] [2024-05-12 12:51:52,902 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] [2024-05-12 12:51:52,902 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] [2024-05-12 12:51:53,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-05-12 12:51:53,116 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 12:51:53,116 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-05-12 12:51:53,127 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-05-12 12:51:53,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58291096 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 12:51:53, skipping insertion in model container [2024-05-12 12:51:53,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-12 12:51:53,129 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-05-12 12:51:53,130 INFO L158 Benchmark]: Toolchain (without parser) took 3639.49ms. Allocated memory was 77.6MB in the beginning and 140.5MB in the end (delta: 62.9MB). Free memory was 47.3MB in the beginning and 71.5MB in the end (delta: -24.2MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2024-05-12 12:51:53,131 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 32.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 12:51:53,131 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 77.6MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 12:51:53,132 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3637.95ms. Allocated memory was 77.6MB in the beginning and 140.5MB in the end (delta: 62.9MB). Free memory was 47.3MB in the beginning and 71.5MB in the end (delta: -24.2MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2024-05-12 12:51:53,133 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 32.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 77.6MB. Free memory is still 50.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3637.95ms. Allocated memory was 77.6MB in the beginning and 140.5MB in the end (delta: 62.9MB). Free memory was 47.3MB in the beginning and 71.5MB in the end (delta: -24.2MB). Peak memory consumption was 71.6MB. 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: 7070]: 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