./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_configure.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_change_pc8736x_gpio_configure.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb4cb34f 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_configure.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.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-eb4cb34-m [2024-06-21 20:24:21,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-21 20:24:22,048 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-21 20:24:22,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-21 20:24:22,053 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-21 20:24:22,077 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-21 20:24:22,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-21 20:24:22,078 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-21 20:24:22,078 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-21 20:24:22,082 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-21 20:24:22,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-21 20:24:22,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-21 20:24:22,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-21 20:24:22,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-21 20:24:22,085 INFO L153 SettingsManager]: * Use SBE=true [2024-06-21 20:24:22,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-21 20:24:22,085 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-21 20:24:22,086 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-21 20:24:22,086 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-21 20:24:22,086 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-21 20:24:22,086 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-21 20:24:22,087 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-21 20:24:22,087 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-21 20:24:22,087 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-21 20:24:22,087 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-21 20:24:22,087 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-21 20:24:22,088 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-21 20:24:22,088 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-21 20:24:22,088 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-21 20:24:22,088 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-21 20:24:22,089 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-21 20:24:22,089 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-21 20:24:22,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-21 20:24:22,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-21 20:24:22,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-21 20:24:22,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-21 20:24:22,090 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-21 20:24:22,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-21 20:24:22,091 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-21 20:24:22,091 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-21 20:24:22,091 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-21 20:24:22,091 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-21 20:24:22,092 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-21 20:24:22,092 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-21 20:24:22,282 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-21 20:24:22,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-21 20:24:22,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-21 20:24:22,306 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-21 20:24:22,307 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-21 20:24:22,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.yml/witness.yml [2024-06-21 20:24:22,413 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-21 20:24:22,414 INFO L274 PluginConnector]: CDTParser initialized [2024-06-21 20:24:22,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-06-21 20:24:23,368 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-21 20:24:23,744 INFO L384 CDTParser]: Found 1 translation units. [2024-06-21 20:24:23,745 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-06-21 20:24:23,767 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f314c2fd6/ce8f452305fc4ab09f50c1da727ad1f7/FLAGc86386d2c [2024-06-21 20:24:23,777 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f314c2fd6/ce8f452305fc4ab09f50c1da727ad1f7 [2024-06-21 20:24:23,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-21 20:24:23,778 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-21 20:24:23,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-21 20:24:23,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-21 20:24:23,782 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-21 20:24:23,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 08:24:22" (1/2) ... [2024-06-21 20:24:23,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57075b80 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 08:24:23, skipping insertion in model container [2024-06-21 20:24:23,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 08:24:22" (1/2) ... [2024-06-21 20:24:23,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c8db0c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 08:24:23, skipping insertion in model container [2024-06-21 20:24:23,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 08:24:23" (2/2) ... [2024-06-21 20:24:23,787 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57075b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:24:23, skipping insertion in model container [2024-06-21 20:24:23,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 08:24:23" (2/2) ... [2024-06-21 20:24:23,787 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-21 20:24:23,918 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-21 20:24:23,919 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) [2024-06-21 20:24:23,919 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) [2024-06-21 20:24:23,919 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-21 20:24:23,919 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-06-21 20:24:23,982 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-21 20:24:26,804 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 20:24:26,806 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 20:24:26,860 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 20:24:26,875 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-21 20:24:27,026 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] [2024-06-21 20:24:27,028 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] [2024-06-21 20:24:27,029 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] [2024-06-21 20:24:27,029 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] [2024-06-21 20:24:27,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-21 20:24:27,118 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 20:24:27,119 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-06-21 20:24:27,130 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-06-21 20:24:27,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c8db0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:24:27, skipping insertion in model container [2024-06-21 20:24:27,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-21 20:24:27,131 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-21 20:24:27,132 INFO L158 Benchmark]: Toolchain (without parser) took 3353.48ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 96.9MB in the beginning and 81.9MB in the end (delta: 15.0MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2024-06-21 20:24:27,132 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 134.2MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 20:24:27,133 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 20:24:27,133 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3351.91ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 96.9MB in the beginning and 81.9MB in the end (delta: 15.0MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2024-06-21 20:24:27,134 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 0.14ms. Allocated memory is still 134.2MB. Free memory is still 91.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3351.91ms. Allocated memory was 134.2MB in the beginning and 176.2MB in the end (delta: 41.9MB). Free memory was 96.9MB in the beginning and 81.9MB in the end (delta: 15.0MB). Peak memory consumption was 83.7MB. 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_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/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_configure.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.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-eb4cb34-m [2024-06-21 20:24:28,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-21 20:24:28,876 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-21 20:24:28,880 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-21 20:24:28,880 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-21 20:24:28,911 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-21 20:24:28,912 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-21 20:24:28,912 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-21 20:24:28,913 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-21 20:24:28,916 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-21 20:24:28,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-21 20:24:28,916 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-21 20:24:28,917 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-21 20:24:28,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-21 20:24:28,918 INFO L153 SettingsManager]: * Use SBE=true [2024-06-21 20:24:28,918 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-21 20:24:28,918 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-21 20:24:28,919 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-21 20:24:28,919 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-21 20:24:28,919 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-21 20:24:28,919 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-21 20:24:28,920 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-21 20:24:28,920 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-21 20:24:28,920 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-21 20:24:28,921 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-21 20:24:28,921 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-21 20:24:28,921 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-21 20:24:28,921 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-21 20:24:28,921 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-21 20:24:28,922 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-21 20:24:28,923 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-21 20:24:28,923 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-21 20:24:28,923 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-21 20:24:28,923 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-21 20:24:28,923 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-21 20:24:28,923 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-21 20:24:28,924 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-21 20:24:28,924 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-21 20:24:28,924 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-21 20:24:28,925 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-21 20:24:28,925 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-21 20:24:28,925 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-21 20:24:28,925 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-21 20:24:28,925 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-21 20:24:28,926 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-21 20:24:28,926 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-21 20:24:28,926 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-21 20:24:29,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-21 20:24:29,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-21 20:24:29,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-21 20:24:29,221 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-21 20:24:29,221 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-21 20:24:29,223 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.yml/witness.yml [2024-06-21 20:24:29,304 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-21 20:24:29,306 INFO L274 PluginConnector]: CDTParser initialized [2024-06-21 20:24:29,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-06-21 20:24:30,302 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-21 20:24:30,675 INFO L384 CDTParser]: Found 1 translation units. [2024-06-21 20:24:30,676 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-06-21 20:24:30,711 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cced60d61/de32ff9d09b44df6ac312ad4efc1944b/FLAG86d661da2 [2024-06-21 20:24:30,728 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cced60d61/de32ff9d09b44df6ac312ad4efc1944b [2024-06-21 20:24:30,728 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-21 20:24:30,729 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-21 20:24:30,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-21 20:24:30,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-21 20:24:30,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-21 20:24:30,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 08:24:29" (1/2) ... [2024-06-21 20:24:30,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f0dc6e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 08:24:30, skipping insertion in model container [2024-06-21 20:24:30,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 08:24:29" (1/2) ... [2024-06-21 20:24:30,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b6526c7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 08:24:30, skipping insertion in model container [2024-06-21 20:24:30,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 08:24:30" (2/2) ... [2024-06-21 20:24:30,738 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67f0dc6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:24:30, skipping insertion in model container [2024-06-21 20:24:30,739 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 08:24:30" (2/2) ... [2024-06-21 20:24:30,739 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-21 20:24:30,867 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-21 20:24:30,868 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) [2024-06-21 20:24:30,868 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) [2024-06-21 20:24:30,868 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-21 20:24:30,868 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-06-21 20:24:30,937 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-21 20:24:33,541 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 20:24:33,541 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 20:24:33,580 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 20:24:33,594 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-21 20:24:33,634 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-21 20:24:33,807 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 20:24:33,807 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 20:24:33,816 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 20:24:33,827 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-21 20:24:33,956 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] [2024-06-21 20:24:33,957 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] [2024-06-21 20:24:33,958 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] [2024-06-21 20:24:33,958 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] [2024-06-21 20:24:34,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-21 20:24:34,074 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 20:24:34,075 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-06-21 20:24:34,088 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-06-21 20:24:34,089 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b6526c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 08:24:34, skipping insertion in model container [2024-06-21 20:24:34,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-21 20:24:34,090 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-21 20:24:34,091 INFO L158 Benchmark]: Toolchain (without parser) took 3361.71ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 32.1MB in the beginning and 42.9MB in the end (delta: -10.8MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2024-06-21 20:24:34,092 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 67.1MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 20:24:34,092 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 33.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 20:24:34,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3358.80ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 31.9MB in the beginning and 42.9MB in the end (delta: -11.0MB). Peak memory consumption was 70.3MB. Max. memory is 16.1GB. [2024-06-21 20:24:34,094 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 0.17ms. Allocated memory is still 67.1MB. Free memory is still 37.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 67.1MB. Free memory is still 33.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3358.80ms. Allocated memory was 67.1MB in the beginning and 121.6MB in the end (delta: 54.5MB). Free memory was 31.9MB in the beginning and 42.9MB in the end (delta: -11.0MB). Peak memory consumption was 70.3MB. 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