./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_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-rel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7724a2de 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_set.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-7724a2d-m [2024-06-28 00:39:36,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-28 00:39:36,935 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-28 00:39:36,941 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-28 00:39:36,941 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-28 00:39:36,964 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-28 00:39:36,965 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-28 00:39:36,965 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-28 00:39:36,966 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-28 00:39:36,969 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-28 00:39:36,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-28 00:39:36,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-28 00:39:36,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-28 00:39:36,971 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-28 00:39:36,971 INFO L153 SettingsManager]: * Use SBE=true [2024-06-28 00:39:36,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-28 00:39:36,971 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-28 00:39:36,972 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-28 00:39:36,972 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-28 00:39:36,972 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-28 00:39:36,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-28 00:39:36,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-28 00:39:36,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-28 00:39:36,974 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-28 00:39:36,974 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-28 00:39:36,974 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-28 00:39:36,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-28 00:39:36,975 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-28 00:39:36,975 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-28 00:39:36,975 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-28 00:39:36,976 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-28 00:39:36,976 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-28 00:39:36,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-28 00:39:36,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-28 00:39:36,977 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-28 00:39:36,977 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-28 00:39:36,977 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-28 00:39:36,977 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-28 00:39:36,978 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-28 00:39:36,978 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-28 00:39:36,978 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-28 00:39:36,978 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-28 00:39:36,978 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-28 00:39:36,979 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-28 00:39:37,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-28 00:39:37,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-28 00:39:37,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-28 00:39:37,261 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-28 00:39:37,262 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-28 00:39:37,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.yml/witness.yml [2024-06-28 00:39:37,335 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-28 00:39:37,335 INFO L274 PluginConnector]: CDTParser initialized [2024-06-28 00:39:37,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2024-06-28 00:39:38,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-28 00:39:38,679 INFO L384 CDTParser]: Found 1 translation units. [2024-06-28 00:39:38,679 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2024-06-28 00:39:38,712 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64fefdd55/3d841094a41c464bbf4d2a84b47617c8/FLAGdc5e8c165 [2024-06-28 00:39:38,724 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64fefdd55/3d841094a41c464bbf4d2a84b47617c8 [2024-06-28 00:39:38,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-28 00:39:38,725 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-28 00:39:38,727 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-28 00:39:38,728 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-28 00:39:38,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-28 00:39:38,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 28.06 12:39:37" (1/2) ... [2024-06-28 00:39:38,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e91328e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 28.06 12:39:38, skipping insertion in model container [2024-06-28 00:39:38,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 28.06 12:39:37" (1/2) ... [2024-06-28 00:39:38,734 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@756c8338 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 28.06 12:39:38, skipping insertion in model container [2024-06-28 00:39:38,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.06 12:39:38" (2/2) ... [2024-06-28 00:39:38,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e91328e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 12:39:38, skipping insertion in model container [2024-06-28 00:39:38,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.06 12:39:38" (2/2) ... [2024-06-28 00:39:38,736 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-28 00:39:38,816 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-28 00:39:38,817 INFO L97 edCorrectnessWitness]: Location invariant before [L7077-L7077] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-06-28 00:39:38,817 INFO L97 edCorrectnessWitness]: Location invariant before [L7078-L7078] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-06-28 00:39:38,817 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-28 00:39:38,817 INFO L106 edCorrectnessWitness]: ghost_update [L7076-L7076] multithreaded = 1; [2024-06-28 00:39:38,884 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-28 00:39:41,737 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-28 00:39:41,740 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-28 00:39:41,795 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-28 00:39:41,810 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-28 00:39:41,957 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] [2024-06-28 00:39:41,959 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] [2024-06-28 00:39:41,959 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] [2024-06-28 00:39:41,960 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] [2024-06-28 00:39:42,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-28 00:39:42,151 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-28 00:39:42,152 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local Start Parsing Local [2024-06-28 00:39:42,178 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-28 00:39:42,554 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-06-28 00:39:42,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@756c8338 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 12:39:42, skipping insertion in model container [2024-06-28 00:39:42,555 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-28 00:39:42,555 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-28 00:39:42,557 INFO L158 Benchmark]: Toolchain (without parser) took 3830.99ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 74.2MB in the beginning and 89.3MB in the end (delta: -15.1MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2024-06-28 00:39:42,557 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 90.2MB. Free memory was 54.4MB in the beginning and 54.4MB in the end (delta: 38.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-28 00:39:42,558 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 90.2MB. Free memory was 51.7MB in the beginning and 51.7MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-28 00:39:42,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3827.86ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 73.8MB in the beginning and 89.3MB in the end (delta: -15.5MB). Peak memory consumption was 68.4MB. Max. memory is 16.1GB. [2024-06-28 00:39:42,559 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 0.18ms. Allocated memory is still 90.2MB. Free memory was 54.4MB in the beginning and 54.4MB in the end (delta: 38.5kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 90.2MB. Free memory was 51.7MB in the beginning and 51.7MB in the end (delta: 38.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3827.86ms. Allocated memory was 140.5MB in the beginning and 197.1MB in the end (delta: 56.6MB). Free memory was 73.8MB in the beginning and 89.3MB in the end (delta: -15.5MB). Peak memory consumption was 68.4MB. 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] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: ____ilog2_NaN RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_set.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-7724a2d-m [2024-06-28 00:39:44,365 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-28 00:39:44,434 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-28 00:39:44,442 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-28 00:39:44,442 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-28 00:39:44,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-28 00:39:44,472 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-28 00:39:44,472 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-28 00:39:44,472 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-28 00:39:44,477 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-28 00:39:44,477 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-28 00:39:44,477 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-28 00:39:44,478 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-28 00:39:44,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-28 00:39:44,479 INFO L153 SettingsManager]: * Use SBE=true [2024-06-28 00:39:44,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-28 00:39:44,480 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-28 00:39:44,480 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-28 00:39:44,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-28 00:39:44,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-28 00:39:44,481 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-28 00:39:44,482 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-28 00:39:44,482 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-28 00:39:44,482 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-28 00:39:44,482 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-28 00:39:44,483 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-28 00:39:44,483 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-28 00:39:44,483 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-28 00:39:44,483 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-28 00:39:44,483 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-28 00:39:44,484 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-28 00:39:44,485 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-28 00:39:44,485 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-28 00:39:44,485 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-28 00:39:44,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-28 00:39:44,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-28 00:39:44,486 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-28 00:39:44,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-28 00:39:44,486 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-28 00:39:44,486 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-28 00:39:44,486 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-28 00:39:44,487 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-28 00:39:44,487 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-28 00:39:44,487 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-28 00:39:44,487 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-28 00:39:44,487 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-28 00:39:44,488 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-28 00:39:44,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-28 00:39:44,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-28 00:39:44,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-28 00:39:44,778 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-28 00:39:44,778 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-28 00:39:44,780 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-rel/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.yml/witness.yml [2024-06-28 00:39:44,865 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-28 00:39:44,875 INFO L274 PluginConnector]: CDTParser initialized [2024-06-28 00:39:44,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2024-06-28 00:39:45,917 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-28 00:39:46,375 INFO L384 CDTParser]: Found 1 translation units. [2024-06-28 00:39:46,376 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2024-06-28 00:39:46,411 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdbbdfd1f/ed43c29aa1de4e5aba0ec92080f91970/FLAGe63b60afa [2024-06-28 00:39:46,424 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cdbbdfd1f/ed43c29aa1de4e5aba0ec92080f91970 [2024-06-28 00:39:46,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-28 00:39:46,426 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-28 00:39:46,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-28 00:39:46,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-28 00:39:46,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-28 00:39:46,431 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 28.06 12:39:44" (1/2) ... [2024-06-28 00:39:46,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa2b400 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 28.06 12:39:46, skipping insertion in model container [2024-06-28 00:39:46,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 28.06 12:39:44" (1/2) ... [2024-06-28 00:39:46,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6096b03 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 28.06 12:39:46, skipping insertion in model container [2024-06-28 00:39:46,433 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.06 12:39:46" (2/2) ... [2024-06-28 00:39:46,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa2b400 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 12:39:46, skipping insertion in model container [2024-06-28 00:39:46,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.06 12:39:46" (2/2) ... [2024-06-28 00:39:46,435 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-28 00:39:46,494 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-28 00:39:46,496 INFO L97 edCorrectnessWitness]: Location invariant before [L7078-L7078] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-06-28 00:39:46,496 INFO L97 edCorrectnessWitness]: Location invariant before [L7077-L7077] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-06-28 00:39:46,496 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-28 00:39:46,496 INFO L106 edCorrectnessWitness]: ghost_update [L7076-L7076] multithreaded = 1; [2024-06-28 00:39:46,568 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-28 00:39:49,347 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-28 00:39:49,350 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-28 00:39:49,402 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-28 00:39:49,419 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-28 00:39:49,475 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-28 00:39:49,645 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-28 00:39:49,645 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-28 00:39:49,655 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-28 00:39:49,667 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-28 00:39:49,823 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] [2024-06-28 00:39:49,824 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] [2024-06-28 00:39:49,824 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] [2024-06-28 00:39:49,825 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] [2024-06-28 00:39:50,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-28 00:39:50,062 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-28 00:39:50,062 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local Start Parsing Local [2024-06-28 00:39:50,074 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-28 00:39:50,539 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-06-28 00:39:50,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6096b03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.06 12:39:50, skipping insertion in model container [2024-06-28 00:39:50,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-28 00:39:50,540 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-28 00:39:50,542 INFO L158 Benchmark]: Toolchain (without parser) took 4115.34ms. Allocated memory was 79.7MB in the beginning and 266.3MB in the end (delta: 186.6MB). Free memory was 51.2MB in the beginning and 93.5MB in the end (delta: -42.3MB). Peak memory consumption was 154.5MB. Max. memory is 16.1GB. [2024-06-28 00:39:50,542 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 58.7MB. Free memory was 35.2MB in the beginning and 35.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-28 00:39:50,543 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 88.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-28 00:39:50,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4113.45ms. Allocated memory was 79.7MB in the beginning and 266.3MB in the end (delta: 186.6MB). Free memory was 51.2MB in the beginning and 93.5MB in the end (delta: -42.3MB). Peak memory consumption was 154.5MB. Max. memory is 16.1GB. [2024-06-28 00:39:50,545 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 58.7MB. Free memory was 35.2MB in the beginning and 35.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 58.7MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 88.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4113.45ms. Allocated memory was 79.7MB in the beginning and 266.3MB in the end (delta: 186.6MB). Free memory was 51.2MB in the beginning and 93.5MB in the end (delta: -42.3MB). Peak memory consumption was 154.5MB. 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] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: ____ilog2_NaN RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN