./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 --validate ./goblint.2024-05-07_14-17-48.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 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_open_pc8736x_gpio_set.i ./goblint.2024-05-07_14-17-48.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 --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-b44c828-m [2024-05-12 10:48:47,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-12 10:48:47,667 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-05-12 10:48:47,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-12 10:48:47,673 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-12 10:48:47,701 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-12 10:48:47,702 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-12 10:48:47,703 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-12 10:48:47,703 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-05-12 10:48:47,704 INFO L153 SettingsManager]: * Use memory slicer=true [2024-05-12 10:48:47,704 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-12 10:48:47,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-12 10:48:47,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-12 10:48:47,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-12 10:48:47,709 INFO L153 SettingsManager]: * Use SBE=true [2024-05-12 10:48:47,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-12 10:48:47,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-12 10:48:47,711 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-12 10:48:47,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-12 10:48:47,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-12 10:48:47,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-12 10:48:47,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-12 10:48:47,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-12 10:48:47,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-12 10:48:47,713 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-05-12 10:48:47,713 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-12 10:48:47,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-12 10:48:47,713 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-12 10:48:47,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-12 10:48:47,714 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-12 10:48:47,722 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-05-12 10:48:47,722 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-12 10:48:47,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-05-12 10:48:47,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-12 10:48:47,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-12 10:48:47,723 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-12 10:48:47,723 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-12 10:48:47,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-12 10:48:47,724 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-12 10:48:47,724 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-05-12 10:48:47,724 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-12 10:48:47,724 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-05-12 10:48:47,725 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-05-12 10:48:47,725 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-05-12 10:48:47,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-12 10:48:47,953 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-12 10:48:47,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-12 10:48:47,957 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-12 10:48:47,957 INFO L274 PluginConnector]: CDTParser initialized [2024-05-12 10:48:47,958 INFO L431 ainManager$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 [2024-05-12 10:48:49,236 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-12 10:48:49,777 INFO L384 CDTParser]: Found 1 translation units. [2024-05-12 10:48:49,778 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-05-12 10:48:49,818 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0dc48b87/af4ff8e66d314abaa020dff9c0305532/FLAG63dd97feb [2024-05-12 10:48:49,833 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a0dc48b87/af4ff8e66d314abaa020dff9c0305532 [2024-05-12 10:48:49,836 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-05-12 10:48:49,836 INFO L274 PluginConnector]: Witness Parser initialized [2024-05-12 10:48:49,837 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-07_14-17-48.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.yml/witness.yml [2024-05-12 10:48:49,928 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-12 10:48:49,929 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-12 10:48:49,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-12 10:48:49,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-12 10:48:49,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-12 10:48:49,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.05 10:48:49" (1/2) ... [2024-05-12 10:48:49,937 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a9c164f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.05 10:48:49, skipping insertion in model container [2024-05-12 10:48:49,937 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.05 10:48:49" (1/2) ... [2024-05-12 10:48:49,938 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d946195 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.05 10:48:49, skipping insertion in model container [2024-05-12 10:48:49,938 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 10:48:49" (2/2) ... [2024-05-12 10:48:49,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a9c164f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 10:48:49, skipping insertion in model container [2024-05-12 10:48:49,939 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 10:48:49" (2/2) ... [2024-05-12 10:48:49,939 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-05-12 10:48:50,104 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-05-12 10:48:50,108 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) [2024-05-12 10:48:50,109 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) [2024-05-12 10:48:50,109 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-05-12 10:48:50,110 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-05-12 10:48:50,210 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-12 10:48:50,586 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_open_pc8736x_gpio_set.i[5469,5482] [2024-05-12 10:48:54,175 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 10:48:54,179 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 10:48:54,254 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-05-12 10:48:54,274 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-05-12 10:48:54,326 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_open_pc8736x_gpio_set.i[5469,5482] [2024-05-12 10:48:54,430 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 10:48:54,432 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 10:48:54,432 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 10:48:54,433 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 10:48:54,528 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-05-12 10:48:54,570 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 10:48:54,571 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-05-12 10:48:54,660 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-05-12 10:48:54,660 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d946195 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 10:48:54, skipping insertion in model container [2024-05-12 10:48:54,660 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-12 10:48:54,661 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-05-12 10:48:54,662 INFO L158 Benchmark]: Toolchain (without parser) took 4732.55ms. Allocated memory was 176.2MB in the beginning and 237.0MB in the end (delta: 60.8MB). Free memory was 103.5MB in the beginning and 172.4MB in the end (delta: -68.8MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. [2024-05-12 10:48:54,663 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 10:48:54,663 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 176.2MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 10:48:54,664 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4730.17ms. Allocated memory was 176.2MB in the beginning and 237.0MB in the end (delta: 60.8MB). Free memory was 103.5MB in the beginning and 172.4MB in the end (delta: -68.8MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. [2024-05-12 10:48:54,665 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.19ms. Allocated memory is still 176.2MB. Free memory is still 106.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4730.17ms. Allocated memory was 176.2MB in the beginning and 237.0MB in the end (delta: 60.8MB). Free memory was 103.5MB in the beginning and 172.4MB in the end (delta: -68.8MB). Peak memory consumption was 102.7MB. 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.2024-05-07_14-17-48.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 --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-b44c828-m [2024-05-12 10:48:56,789 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-12 10:48:56,893 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-05-12 10:48:56,899 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-12 10:48:56,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-12 10:48:56,933 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-12 10:48:56,933 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-12 10:48:56,934 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-12 10:48:56,934 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-05-12 10:48:56,938 INFO L153 SettingsManager]: * Use memory slicer=true [2024-05-12 10:48:56,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-12 10:48:56,939 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-12 10:48:56,939 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-12 10:48:56,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-12 10:48:56,941 INFO L153 SettingsManager]: * Use SBE=true [2024-05-12 10:48:56,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-12 10:48:56,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-12 10:48:56,942 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-12 10:48:56,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-12 10:48:56,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-12 10:48:56,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-12 10:48:56,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-12 10:48:56,944 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-12 10:48:56,944 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-05-12 10:48:56,945 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-05-12 10:48:56,945 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-05-12 10:48:56,945 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-05-12 10:48:56,946 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-12 10:48:56,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-12 10:48:56,946 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-12 10:48:56,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-12 10:48:56,948 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-12 10:48:56,948 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-05-12 10:48:56,948 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-12 10:48:56,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-05-12 10:48:56,949 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-12 10:48:56,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-12 10:48:56,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-12 10:48:56,950 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-05-12 10:48:56,950 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-05-12 10:48:56,951 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-12 10:48:56,951 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-05-12 10:48:56,951 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-12 10:48:56,951 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-05-12 10:48:56,952 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-05-12 10:48:56,952 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-05-12 10:48:56,952 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-05-12 10:48:57,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-12 10:48:57,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-12 10:48:57,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-12 10:48:57,335 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-12 10:48:57,335 INFO L274 PluginConnector]: CDTParser initialized [2024-05-12 10:48:57,337 INFO L431 ainManager$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 [2024-05-12 10:48:58,725 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-12 10:48:59,259 INFO L384 CDTParser]: Found 1 translation units. [2024-05-12 10:48:59,260 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.i [2024-05-12 10:48:59,312 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03a1a5cb0/ccf862345b754d188fcea0fb95a48d20/FLAG599a0a7f7 [2024-05-12 10:48:59,329 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03a1a5cb0/ccf862345b754d188fcea0fb95a48d20 [2024-05-12 10:48:59,331 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-05-12 10:48:59,332 INFO L274 PluginConnector]: Witness Parser initialized [2024-05-12 10:48:59,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-07_14-17-48.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_set.yml/witness.yml [2024-05-12 10:48:59,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-12 10:48:59,444 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-12 10:48:59,445 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-12 10:48:59,445 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-12 10:48:59,449 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-12 10:48:59,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.05 10:48:59" (1/2) ... [2024-05-12 10:48:59,451 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@775c08e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.05 10:48:59, skipping insertion in model container [2024-05-12 10:48:59,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.05 10:48:59" (1/2) ... [2024-05-12 10:48:59,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3075e01f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.05 10:48:59, skipping insertion in model container [2024-05-12 10:48:59,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 10:48:59" (2/2) ... [2024-05-12 10:48:59,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@775c08e2 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 10:48:59, skipping insertion in model container [2024-05-12 10:48:59,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.05 10:48:59" (2/2) ... [2024-05-12 10:48:59,455 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-05-12 10:48:59,608 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-05-12 10:48:59,609 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) [2024-05-12 10:48:59,610 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) [2024-05-12 10:48:59,610 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-05-12 10:48:59,610 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-05-12 10:48:59,717 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-12 10:49:00,044 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_open_pc8736x_gpio_set.i[5469,5482] [2024-05-12 10:49:03,232 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 10:49:03,233 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 10:49:03,295 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-05-12 10:49:03,325 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-05-12 10:49:03,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-12 10:49:03,386 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_open_pc8736x_gpio_set.i[5469,5482] [2024-05-12 10:49:03,595 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 10:49:03,596 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 10:49:03,606 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-05-12 10:49:03,620 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-05-12 10:49:03,671 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_open_pc8736x_gpio_set.i[5469,5482] [2024-05-12 10:49:03,798 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 10:49:03,800 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 10:49:03,800 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 10:49:03,800 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 10:49:03,922 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-05-12 10:49:03,960 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-05-12 10:49:03,960 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-05-12 10:49:03,973 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-05-12 10:49:03,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3075e01f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.05 10:49:03, skipping insertion in model container [2024-05-12 10:49:03,974 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-12 10:49:03,974 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-05-12 10:49:03,976 INFO L158 Benchmark]: Toolchain (without parser) took 4531.36ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 32.7MB in the beginning and 34.3MB in the end (delta: -1.5MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2024-05-12 10:49:03,976 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 48.2MB. Free memory is still 29.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 10:49:03,977 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 67.1MB. Free memory is still 36.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-05-12 10:49:03,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4529.36ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 32.5MB in the beginning and 34.3MB in the end (delta: -1.8MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2024-05-12 10:49:03,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 48.2MB. Free memory is still 29.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.20ms. Allocated memory is still 67.1MB. Free memory is still 36.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4529.36ms. Allocated memory was 67.1MB in the beginning and 119.5MB in the end (delta: 52.4MB). Free memory was 32.5MB in the beginning and 34.3MB in the end (delta: -1.8MB). Peak memory consumption was 65.9MB. 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