./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2520d7ca Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_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-2520d7c-m [2024-07-17 19:45:28,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 19:45:28,518 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-17 19:45:28,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 19:45:28,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 19:45:28,578 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 19:45:28,579 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 19:45:28,579 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 19:45:28,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 19:45:28,581 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 19:45:28,582 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 19:45:28,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 19:45:28,583 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 19:45:28,583 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 19:45:28,583 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 19:45:28,584 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 19:45:28,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-17 19:45:28,584 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 19:45:28,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 19:45:28,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 19:45:28,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 19:45:28,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 19:45:28,592 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 19:45:28,592 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 19:45:28,592 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 19:45:28,593 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 19:45:28,593 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 19:45:28,593 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 19:45:28,593 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 19:45:28,594 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 19:45:28,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 19:45:28,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 19:45:28,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 19:45:28,594 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 19:45:28,595 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-17 19:45:28,595 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 19:45:28,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-17 19:45:28,595 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 19:45:28,596 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 19:45:28,596 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 19:45:28,596 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 19:45:28,600 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 19:45:28,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-17 19:45:28,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 19:45:28,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 19:45:28,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 19:45:28,886 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 19:45:28,886 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 19:45:28,887 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.yml/witness.yml [2024-07-17 19:45:29,035 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 19:45:29,036 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 19:45:29,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i [2024-07-17 19:45:30,115 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 19:45:30,590 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 19:45:30,590 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i [2024-07-17 19:45:30,634 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ff8e3fcc4/07c1c29f13224ceeb63ab12b40e9b89a/FLAGb4e5767d5 [2024-07-17 19:45:30,652 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ff8e3fcc4/07c1c29f13224ceeb63ab12b40e9b89a [2024-07-17 19:45:30,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 19:45:30,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 19:45:30,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:30,655 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 19:45:30,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 19:45:30,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:29" (1/2) ... [2024-07-17 19:45:30,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c939da6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:30, skipping insertion in model container [2024-07-17 19:45:30,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:29" (1/2) ... [2024-07-17 19:45:30,664 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72007f14 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:30, skipping insertion in model container [2024-07-17 19:45:30,664 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:30" (2/2) ... [2024-07-17 19:45:30,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c939da6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:30, skipping insertion in model container [2024-07-17 19:45:30,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:30" (2/2) ... [2024-07-17 19:45:30,667 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 19:45:30,892 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 19:45:30,893 INFO L97 edCorrectnessWitness]: Location invariant before [L7069-L7069] ((((! multithreaded || (((_whoop_init == & pc8736x_gpio_init && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-17 19:45:30,893 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] ((((! multithreaded || (((_whoop_init == & pc8736x_gpio_init && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-17 19:45:30,893 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 19:45:30,893 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-07-17 19:45:30,992 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 19:45:36,345 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:36,346 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:36,462 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 19:45:36,476 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-17 19:45:36,676 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] [2024-07-17 19:45:36,679 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] [2024-07-17 19:45:36,679 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] [2024-07-17 19:45:36,679 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] [2024-07-17 19:45:36,794 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-07-17 19:45:36,834 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:36,835 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-07-17 19:45:36,855 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-07-17 19:45:36,855 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72007f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:36, skipping insertion in model container [2024-07-17 19:45:36,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:36,856 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-17 19:45:36,858 INFO L158 Benchmark]: Toolchain (without parser) took 6203.36ms. Allocated memory was 146.8MB in the beginning and 216.0MB in the end (delta: 69.2MB). Free memory was 61.4MB in the beginning and 106.0MB in the end (delta: -44.5MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-07-17 19:45:36,858 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:45:36,859 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 146.8MB. Free memory is still 117.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:45:36,859 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6200.82ms. Allocated memory was 146.8MB in the beginning and 216.0MB in the end (delta: 69.2MB). Free memory was 61.0MB in the beginning and 106.0MB in the end (delta: -44.9MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-07-17 19:45:36,861 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 146.8MB. Free memory is still 110.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 146.8MB. Free memory is still 117.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6200.82ms. Allocated memory was 146.8MB in the beginning and 216.0MB in the end (delta: 69.2MB). Free memory was 61.0MB in the beginning and 106.0MB in the end (delta: -44.9MB). Peak memory consumption was 58.5MB. 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_init 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/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_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-2520d7c-m [2024-07-17 19:45:39,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 19:45:39,123 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-07-17 19:45:39,128 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 19:45:39,128 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 19:45:39,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 19:45:39,161 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 19:45:39,162 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 19:45:39,163 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 19:45:39,167 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 19:45:39,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 19:45:39,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 19:45:39,168 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 19:45:39,170 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 19:45:39,170 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 19:45:39,170 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 19:45:39,171 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 19:45:39,171 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 19:45:39,171 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 19:45:39,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 19:45:39,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 19:45:39,173 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-07-17 19:45:39,173 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 19:45:39,173 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-07-17 19:45:39,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 19:45:39,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 19:45:39,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 19:45:39,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 19:45:39,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 19:45:39,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 19:45:39,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 19:45:39,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 19:45:39,186 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 19:45:39,186 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 19:45:39,186 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 19:45:39,187 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-07-17 19:45:39,187 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 19:45:39,187 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-07-17 19:45:39,187 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 19:45:39,188 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 19:45:39,189 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 19:45:39,189 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 19:45:39,189 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 19:45:39,189 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-07-17 19:45:39,190 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-17 19:45:39,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 19:45:39,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 19:45:39,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 19:45:39,550 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 19:45:39,551 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 19:45:39,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.yml/witness.yml [2024-07-17 19:45:39,677 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 19:45:39,678 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 19:45:39,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i [2024-07-17 19:45:41,137 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 19:45:41,649 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 19:45:41,650 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_configure_pc8736x_gpio_set.i [2024-07-17 19:45:41,696 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3eb08625b/3d97d8081bd7462f9c3f52d1e7fcbe23/FLAG86f7d6725 [2024-07-17 19:45:41,714 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3eb08625b/3d97d8081bd7462f9c3f52d1e7fcbe23 [2024-07-17 19:45:41,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 19:45:41,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 19:45:41,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:41,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 19:45:41,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 19:45:41,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:39" (1/2) ... [2024-07-17 19:45:41,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c8defb9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:41, skipping insertion in model container [2024-07-17 19:45:41,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:39" (1/2) ... [2024-07-17 19:45:41,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21a8df6d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:41, skipping insertion in model container [2024-07-17 19:45:41,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:41" (2/2) ... [2024-07-17 19:45:41,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c8defb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:41, skipping insertion in model container [2024-07-17 19:45:41,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:41" (2/2) ... [2024-07-17 19:45:41,740 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 19:45:41,912 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 19:45:41,913 INFO L97 edCorrectnessWitness]: Location invariant before [L7069-L7069] ((((! multithreaded || (((_whoop_init == & pc8736x_gpio_init && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-17 19:45:41,913 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] ((((! multithreaded || (((_whoop_init == & pc8736x_gpio_init && _whoop_exit == & pc8736x_gpio_cleanup) && jiffies == 0UL) && (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-17 19:45:41,914 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 19:45:41,914 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-07-17 19:45:42,000 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 19:45:45,787 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:45,789 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:45,896 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 19:45:45,919 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-17 19:45:46,091 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] [2024-07-17 19:45:46,093 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] [2024-07-17 19:45:46,094 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] [2024-07-17 19:45:46,094 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] [2024-07-17 19:45:46,240 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-07-17 19:45:46,298 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:46,299 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-07-17 19:45:46,331 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-07-17 19:45:46,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21a8df6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:46, skipping insertion in model container [2024-07-17 19:45:46,345 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:46,345 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-17 19:45:46,347 INFO L158 Benchmark]: Toolchain (without parser) took 4630.50ms. Allocated memory was 52.4MB in the beginning and 119.5MB in the end (delta: 67.1MB). Free memory was 20.1MB in the beginning and 49.3MB in the end (delta: -29.2MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2024-07-17 19:45:46,348 INFO L158 Benchmark]: Witness Parser took 0.96ms. Allocated memory is still 37.7MB. Free memory was 20.0MB in the beginning and 20.0MB in the end (delta: 35.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:45:46,348 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory was 37.4MB in the beginning and 37.4MB in the end (delta: 71.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:45:46,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4626.70ms. Allocated memory was 52.4MB in the beginning and 119.5MB in the end (delta: 67.1MB). Free memory was 19.9MB in the beginning and 49.3MB in the end (delta: -29.4MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2024-07-17 19:45:46,352 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 0.96ms. Allocated memory is still 37.7MB. Free memory was 20.0MB in the beginning and 20.0MB in the end (delta: 35.8kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory was 37.4MB in the beginning and 37.4MB in the end (delta: 71.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4626.70ms. Allocated memory was 52.4MB in the beginning and 119.5MB in the end (delta: 67.1MB). Free memory was 19.9MB in the beginning and 49.3MB in the end (delta: -29.4MB). Peak memory consumption was 42.4MB. 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_init 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