./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/protection/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.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-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i ./goblint.2024-05-21_14-57-05.files/protection/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-cde23df-m [2024-06-14 11:41:58,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-14 11:41:58,464 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-14 11:41:58,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-14 11:41:58,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-14 11:41:58,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-14 11:41:58,486 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-14 11:41:58,487 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-14 11:41:58,487 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-14 11:41:58,487 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-14 11:41:58,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-14 11:41:58,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-14 11:41:58,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-14 11:41:58,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-14 11:41:58,489 INFO L153 SettingsManager]: * Use SBE=true [2024-06-14 11:41:58,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-14 11:41:58,489 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-14 11:41:58,490 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-14 11:41:58,490 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-14 11:41:58,490 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-14 11:41:58,490 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-14 11:41:58,491 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-14 11:41:58,491 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-14 11:41:58,491 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-14 11:41:58,491 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-14 11:41:58,492 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-14 11:41:58,492 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-14 11:41:58,492 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-14 11:41:58,492 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-14 11:41:58,493 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-14 11:41:58,493 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-14 11:41:58,493 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-14 11:41:58,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-14 11:41:58,494 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-14 11:41:58,494 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-14 11:41:58,494 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-14 11:41:58,494 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-14 11:41:58,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-14 11:41:58,495 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-14 11:41:58,495 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-14 11:41:58,495 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-14 11:41:58,505 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-14 11:41:58,505 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-14 11:41:58,506 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-14 11:41:58,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-14 11:41:58,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-14 11:41:58,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-14 11:41:58,721 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-14 11:41:58,722 INFO L274 PluginConnector]: CDTParser initialized [2024-06-14 11:41:58,722 INFO L431 ainManager$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 [2024-06-14 11:42:00,044 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-14 11:42:00,411 INFO L384 CDTParser]: Found 1 translation units. [2024-06-14 11:42:00,412 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-06-14 11:42:00,445 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e423170ce/cc3ff05d8e524ccfb69509d320c02a44/FLAG9f29b87e4 [2024-06-14 11:42:00,459 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e423170ce/cc3ff05d8e524ccfb69509d320c02a44 [2024-06-14 11:42:00,461 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-14 11:42:00,461 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-14 11:42:00,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/protection/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.yml/witness.yml [2024-06-14 11:42:00,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-14 11:42:00,542 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-14 11:42:00,543 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-14 11:42:00,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-14 11:42:00,546 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-14 11:42:00,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 11:42:00" (1/2) ... [2024-06-14 11:42:00,548 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca476ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:42:00, skipping insertion in model container [2024-06-14 11:42:00,549 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 11:42:00" (1/2) ... [2024-06-14 11:42:00,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3283083e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:42:00, skipping insertion in model container [2024-06-14 11:42:00,550 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 11:42:00" (2/2) ... [2024-06-14 11:42:00,550 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca476ce and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 11:42:00, skipping insertion in model container [2024-06-14 11:42:00,550 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 11:42:00" (2/2) ... [2024-06-14 11:42:00,550 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-14 11:42:00,661 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-14 11:42:00,662 INFO L97 edCorrectnessWitness]: Location invariant before [L7069-L7069] (((! multithreaded || jiffies == 0UL) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-14 11:42:00,662 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) [2024-06-14 11:42:00,662 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-14 11:42:00,662 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-06-14 11:42:00,767 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-14 11:42:03,625 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 11:42:03,628 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 11:42:03,701 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 11:42:03,719 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-14 11:42:03,836 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] [2024-06-14 11:42:03,837 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] [2024-06-14 11:42:03,838 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] [2024-06-14 11:42:03,838 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] [2024-06-14 11:42:03,929 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-14 11:42:03,961 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 11:42:03,962 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-06-14 11:42:03,974 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-06-14 11:42:03,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3283083e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 11:42:03, skipping insertion in model container [2024-06-14 11:42:03,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-14 11:42:03,975 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-14 11:42:03,977 INFO L158 Benchmark]: Toolchain (without parser) took 3433.86ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 58.7MB in the beginning and 63.0MB in the end (delta: -4.3MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-06-14 11:42:03,978 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 136.3MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-14 11:42:03,978 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 136.3MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-14 11:42:03,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3432.37ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 58.7MB in the beginning and 63.0MB in the end (delta: -4.3MB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-06-14 11:42:03,980 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 136.3MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 136.3MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3432.37ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 58.7MB in the beginning and 63.0MB in the end (delta: -4.3MB). Peak memory consumption was 48.0MB. 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/protection/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-cde23df-m [2024-06-14 11:42:05,662 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-14 11:42:05,732 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-14 11:42:05,737 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-14 11:42:05,737 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-14 11:42:05,761 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-14 11:42:05,762 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-14 11:42:05,762 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-14 11:42:05,762 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-14 11:42:05,763 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-14 11:42:05,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-14 11:42:05,763 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-14 11:42:05,763 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-14 11:42:05,766 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-14 11:42:05,766 INFO L153 SettingsManager]: * Use SBE=true [2024-06-14 11:42:05,767 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-14 11:42:05,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-14 11:42:05,768 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-14 11:42:05,768 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-14 11:42:05,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-14 11:42:05,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-14 11:42:05,769 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-14 11:42:05,769 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-14 11:42:05,769 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-14 11:42:05,769 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-14 11:42:05,770 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-14 11:42:05,770 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-14 11:42:05,770 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-14 11:42:05,770 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-14 11:42:05,770 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-14 11:42:05,771 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-14 11:42:05,771 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-14 11:42:05,772 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-14 11:42:05,772 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-14 11:42:05,772 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-14 11:42:05,772 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-14 11:42:05,773 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-14 11:42:05,773 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-14 11:42:05,773 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-14 11:42:05,773 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-14 11:42:05,773 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-14 11:42:05,774 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-14 11:42:05,774 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-14 11:42:05,774 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-14 11:42:05,774 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-14 11:42:05,774 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-14 11:42:05,775 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-14 11:42:06,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-14 11:42:06,030 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-14 11:42:06,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-14 11:42:06,033 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-14 11:42:06,034 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-14 11:42:06,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/protection/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.yml/witness.yml [2024-06-14 11:42:06,107 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-14 11:42:06,107 INFO L274 PluginConnector]: CDTParser initialized [2024-06-14 11:42:06,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-06-14 11:42:07,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-14 11:42:07,554 INFO L384 CDTParser]: Found 1 translation units. [2024-06-14 11:42:07,554 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-06-14 11:42:07,593 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64ec2b5fb/969cab7ddc2341f08247b935612958a9/FLAGa8f96b963 [2024-06-14 11:42:07,615 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64ec2b5fb/969cab7ddc2341f08247b935612958a9 [2024-06-14 11:42:07,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-14 11:42:07,618 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-14 11:42:07,620 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-14 11:42:07,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-14 11:42:07,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-14 11:42:07,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 11:42:06" (1/2) ... [2024-06-14 11:42:07,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761138c6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 11:42:07, skipping insertion in model container [2024-06-14 11:42:07,626 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 11:42:06" (1/2) ... [2024-06-14 11:42:07,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@45c92b90 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 11:42:07, skipping insertion in model container [2024-06-14 11:42:07,627 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 11:42:07" (2/2) ... [2024-06-14 11:42:07,628 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761138c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:42:07, skipping insertion in model container [2024-06-14 11:42:07,628 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 11:42:07" (2/2) ... [2024-06-14 11:42:07,628 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-14 11:42:07,741 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-14 11:42:07,742 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) [2024-06-14 11:42:07,743 INFO L97 edCorrectnessWitness]: Location invariant before [L7069-L7069] (((! multithreaded || jiffies == 0UL) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-14 11:42:07,743 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-14 11:42:07,743 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-06-14 11:42:07,836 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-14 11:42:10,500 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 11:42:10,501 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 11:42:10,557 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 11:42:10,575 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-14 11:42:10,632 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-14 11:42:10,799 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 11:42:10,800 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 11:42:10,823 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 11:42:10,834 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-14 11:42:10,978 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] [2024-06-14 11:42:10,989 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] [2024-06-14 11:42:10,990 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] [2024-06-14 11:42:10,990 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] [2024-06-14 11:42:11,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-14 11:42:11,202 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 11:42:11,203 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-06-14 11:42:11,232 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-06-14 11:42:11,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@45c92b90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 11:42:11, skipping insertion in model container [2024-06-14 11:42:11,233 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-14 11:42:11,234 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-14 11:42:11,236 INFO L158 Benchmark]: Toolchain (without parser) took 3617.29ms. Allocated memory was 77.6MB in the beginning and 142.6MB in the end (delta: 65.0MB). Free memory was 54.0MB in the beginning and 78.9MB in the end (delta: -25.0MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2024-06-14 11:42:11,236 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-14 11:42:11,237 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 60.8MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-14 11:42:11,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3614.09ms. Allocated memory was 77.6MB in the beginning and 142.6MB in the end (delta: 65.0MB). Free memory was 53.7MB in the beginning and 78.9MB in the end (delta: -25.3MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2024-06-14 11:42:11,238 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 0.16ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 37.5MB in the end (delta: 49.1kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.08ms. Allocated memory is still 60.8MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3614.09ms. Allocated memory was 77.6MB in the beginning and 142.6MB in the end (delta: 65.0MB). Free memory was 53.7MB in the beginning and 78.9MB in the end (delta: -25.3MB). Peak memory consumption was 77.2MB. 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