./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-05-21_14-57-05.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.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_change_pc8736x_gpio_get.i ./goblint.2024-05-21_14-57-05.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_change_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 --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 14:12:14,477 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-14 14:12:14,557 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-14 14:12:14,564 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-14 14:12:14,565 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-14 14:12:14,596 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-14 14:12:14,597 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-14 14:12:14,597 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-14 14:12:14,598 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-14 14:12:14,602 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-14 14:12:14,602 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-14 14:12:14,603 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-14 14:12:14,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-14 14:12:14,605 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-14 14:12:14,605 INFO L153 SettingsManager]: * Use SBE=true [2024-06-14 14:12:14,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-14 14:12:14,606 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-14 14:12:14,606 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-14 14:12:14,606 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-14 14:12:14,607 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-14 14:12:14,607 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-14 14:12:14,607 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-14 14:12:14,608 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-14 14:12:14,608 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-14 14:12:14,608 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-14 14:12:14,608 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-14 14:12:14,609 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-14 14:12:14,609 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-14 14:12:14,610 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-14 14:12:14,610 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-14 14:12:14,611 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-14 14:12:14,611 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-14 14:12:14,611 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-14 14:12:14,611 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-14 14:12:14,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-14 14:12:14,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-14 14:12:14,612 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-14 14:12:14,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-14 14:12:14,612 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-14 14:12:14,613 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-14 14:12:14,613 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-14 14:12:14,613 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-14 14:12:14,613 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-14 14:12:14,614 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-14 14:12:14,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-14 14:12:14,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-14 14:12:14,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-14 14:12:14,872 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-14 14:12:14,873 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-14 14:12:14,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.yml/witness.yml [2024-06-14 14:12:15,033 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-14 14:12:15,034 INFO L274 PluginConnector]: CDTParser initialized [2024-06-14 14:12:15,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2024-06-14 14:12:16,157 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-14 14:12:16,684 INFO L384 CDTParser]: Found 1 translation units. [2024-06-14 14:12:16,684 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2024-06-14 14:12:16,723 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a884c2d9d/29208a3490ab4599802731a273a9627f/FLAG22da08fb1 [2024-06-14 14:12:16,740 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a884c2d9d/29208a3490ab4599802731a273a9627f [2024-06-14 14:12:16,741 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-14 14:12:16,742 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-14 14:12:16,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-14 14:12:16,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-14 14:12:16,749 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-14 14:12:16,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 02:12:15" (1/2) ... [2024-06-14 14:12:16,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@514682c4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:12:16, skipping insertion in model container [2024-06-14 14:12:16,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 02:12:15" (1/2) ... [2024-06-14 14:12:16,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39b2d0b7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:12:16, skipping insertion in model container [2024-06-14 14:12:16,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:12:16" (2/2) ... [2024-06-14 14:12:16,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@514682c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:12:16, skipping insertion in model container [2024-06-14 14:12:16,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:12:16" (2/2) ... [2024-06-14 14:12:16,754 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-14 14:12:16,908 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-14 14:12:16,913 INFO L97 edCorrectnessWitness]: Location invariant before [L7071-L7071] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-14 14:12:16,913 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-14 14:12:16,914 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-14 14:12:16,914 INFO L106 edCorrectnessWitness]: ghost_update [L7069-L7069] multithreaded = 1; [2024-06-14 14:12:17,002 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-14 14:12:20,682 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 14:12:20,683 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 14:12:20,752 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 14:12:20,766 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-14 14:12:20,965 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 14:12:20,968 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 14:12:20,968 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 14:12:20,968 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 14:12:21,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-14 14:12:21,111 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 14:12:21,112 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-06-14 14:12:21,127 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-06-14 14:12:21,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@39b2d0b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:12:21, skipping insertion in model container [2024-06-14 14:12:21,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-14 14:12:21,130 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-14 14:12:21,132 INFO L158 Benchmark]: Toolchain (without parser) took 4389.08ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 94.3MB in the beginning and 74.6MB in the end (delta: 19.7MB). Peak memory consumption was 95.2MB. Max. memory is 16.1GB. [2024-06-14 14:12:21,132 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 127.9MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-14 14:12:21,133 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 127.9MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-14 14:12:21,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4385.74ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 93.8MB in the beginning and 74.6MB in the end (delta: 19.1MB). Peak memory consumption was 93.1MB. Max. memory is 16.1GB. [2024-06-14 14:12:21,135 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 0.19ms. Allocated memory is still 127.9MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 127.9MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4385.74ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 93.8MB in the beginning and 74.6MB in the end (delta: 19.1MB). Peak memory consumption was 93.1MB. 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_change_pc8736x_gpio_get.i ./goblint.2024-05-21_14-57-05.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_change_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 --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 14:12:23,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-14 14:12:23,329 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-14 14:12:23,334 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-14 14:12:23,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-14 14:12:23,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-14 14:12:23,377 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-14 14:12:23,378 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-14 14:12:23,379 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-14 14:12:23,382 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-14 14:12:23,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-14 14:12:23,383 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-14 14:12:23,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-14 14:12:23,385 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-14 14:12:23,385 INFO L153 SettingsManager]: * Use SBE=true [2024-06-14 14:12:23,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-14 14:12:23,386 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-14 14:12:23,386 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-14 14:12:23,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-14 14:12:23,387 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-14 14:12:23,387 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-14 14:12:23,388 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-14 14:12:23,388 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-14 14:12:23,388 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-14 14:12:23,389 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-14 14:12:23,389 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-14 14:12:23,389 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-14 14:12:23,389 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-14 14:12:23,390 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-14 14:12:23,390 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-14 14:12:23,391 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-14 14:12:23,391 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-14 14:12:23,392 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-14 14:12:23,392 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-14 14:12:23,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-14 14:12:23,392 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-14 14:12:23,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-14 14:12:23,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-14 14:12:23,394 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-14 14:12:23,394 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-14 14:12:23,394 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-14 14:12:23,395 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-14 14:12:23,395 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-14 14:12:23,395 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-14 14:12:23,395 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-14 14:12:23,396 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-14 14:12:23,396 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-14 14:12:23,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-14 14:12:23,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-14 14:12:23,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-14 14:12:23,762 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-14 14:12:23,763 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-14 14:12:23,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.yml/witness.yml [2024-06-14 14:12:23,875 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-14 14:12:23,875 INFO L274 PluginConnector]: CDTParser initialized [2024-06-14 14:12:23,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2024-06-14 14:12:25,147 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-14 14:12:25,628 INFO L384 CDTParser]: Found 1 translation units. [2024-06-14 14:12:25,629 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2024-06-14 14:12:25,687 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b824c5498/ade51614bd4341b2808362ff29875963/FLAG664ff69e1 [2024-06-14 14:12:25,702 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b824c5498/ade51614bd4341b2808362ff29875963 [2024-06-14 14:12:25,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-14 14:12:25,705 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-14 14:12:25,708 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-14 14:12:25,708 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-14 14:12:25,712 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-14 14:12:25,713 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 02:12:23" (1/2) ... [2024-06-14 14:12:25,714 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d1b8f5 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:12:25, skipping insertion in model container [2024-06-14 14:12:25,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.06 02:12:23" (1/2) ... [2024-06-14 14:12:25,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64391b10 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.06 02:12:25, skipping insertion in model container [2024-06-14 14:12:25,715 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:12:25" (2/2) ... [2024-06-14 14:12:25,716 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d1b8f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:12:25, skipping insertion in model container [2024-06-14 14:12:25,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.06 02:12:25" (2/2) ... [2024-06-14 14:12:25,717 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-14 14:12:25,862 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-14 14:12:25,863 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-14 14:12:25,863 INFO L97 edCorrectnessWitness]: Location invariant before [L7071-L7071] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-14 14:12:25,863 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-14 14:12:25,864 INFO L106 edCorrectnessWitness]: ghost_update [L7069-L7069] multithreaded = 1; [2024-06-14 14:12:25,965 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-14 14:12:29,453 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 14:12:29,457 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 14:12:29,549 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 14:12:29,570 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-14 14:12:29,611 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-14 14:12:29,832 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 14:12:29,832 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 14:12:29,851 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-14 14:12:29,864 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-14 14:12:30,024 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 14:12:30,027 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 14:12:30,027 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 14:12:30,027 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 14:12:30,173 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-14 14:12:30,267 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-14 14:12:30,267 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-06-14 14:12:30,298 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-06-14 14:12:30,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@64391b10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.06 02:12:30, skipping insertion in model container [2024-06-14 14:12:30,298 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-14 14:12:30,299 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-14 14:12:30,300 INFO L158 Benchmark]: Toolchain (without parser) took 4594.18ms. Allocated memory was 88.1MB in the beginning and 148.9MB in the end (delta: 60.8MB). Free memory was 64.4MB in the beginning and 65.0MB in the end (delta: -564.4kB). Peak memory consumption was 79.1MB. Max. memory is 16.1GB. [2024-06-14 14:12:30,301 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 65.0MB. Free memory was 41.5MB in the beginning and 41.5MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-14 14:12:30,301 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 65.0MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-14 14:12:30,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4590.62ms. Allocated memory was 88.1MB in the beginning and 148.9MB in the end (delta: 60.8MB). Free memory was 64.4MB in the beginning and 65.0MB in the end (delta: -564.4kB). Peak memory consumption was 79.1MB. Max. memory is 16.1GB. [2024-06-14 14:12:30,303 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 0.20ms. Allocated memory is still 65.0MB. Free memory was 41.5MB in the beginning and 41.5MB in the end (delta: 46.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 65.0MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4590.62ms. Allocated memory was 88.1MB in the beginning and 148.9MB in the end (delta: 60.8MB). Free memory was 64.4MB in the beginning and 65.0MB in the end (delta: -564.4kB). Peak memory consumption was 79.1MB. 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