./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 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_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-eb4cb34-m [2024-06-21 19:51:15,391 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-21 19:51:15,458 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-21 19:51:15,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-21 19:51:15,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-21 19:51:15,489 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-21 19:51:15,490 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-21 19:51:15,490 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-21 19:51:15,490 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-21 19:51:15,494 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-21 19:51:15,494 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-21 19:51:15,494 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-21 19:51:15,495 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-21 19:51:15,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-21 19:51:15,496 INFO L153 SettingsManager]: * Use SBE=true [2024-06-21 19:51:15,496 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-21 19:51:15,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-21 19:51:15,497 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-21 19:51:15,497 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-21 19:51:15,497 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-21 19:51:15,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-21 19:51:15,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-21 19:51:15,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-21 19:51:15,498 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-21 19:51:15,499 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-21 19:51:15,499 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-21 19:51:15,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-21 19:51:15,499 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-21 19:51:15,500 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-21 19:51:15,500 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-21 19:51:15,501 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-21 19:51:15,501 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-21 19:51:15,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-21 19:51:15,502 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-21 19:51:15,502 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-21 19:51:15,502 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-21 19:51:15,502 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-21 19:51:15,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-21 19:51:15,503 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-21 19:51:15,503 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-21 19:51:15,503 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-21 19:51:15,503 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-21 19:51:15,503 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-21 19:51:15,504 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-21 19:51:15,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-21 19:51:15,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-21 19:51:15,743 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-21 19:51:15,744 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-21 19:51:15,745 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-21 19:51:15,746 INFO L431 ainManager$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 [2024-06-21 19:51:15,839 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-21 19:51:15,839 INFO L274 PluginConnector]: CDTParser initialized [2024-06-21 19:51:15,840 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2024-06-21 19:51:16,791 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-21 19:51:17,201 INFO L384 CDTParser]: Found 1 translation units. [2024-06-21 19:51:17,201 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2024-06-21 19:51:17,234 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a3e4f7e8/9dfcfba9fa464c5bbdb7afa55a4d4671/FLAG71563cea5 [2024-06-21 19:51:17,248 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4a3e4f7e8/9dfcfba9fa464c5bbdb7afa55a4d4671 [2024-06-21 19:51:17,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-21 19:51:17,250 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-21 19:51:17,252 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-21 19:51:17,252 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-21 19:51:17,256 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-21 19:51:17,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 07:51:15" (1/2) ... [2024-06-21 19:51:17,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66e2e8aa and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 07:51:17, skipping insertion in model container [2024-06-21 19:51:17,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 07:51:15" (1/2) ... [2024-06-21 19:51:17,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f3f85cc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 07:51:17, skipping insertion in model container [2024-06-21 19:51:17,260 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 07:51:17" (2/2) ... [2024-06-21 19:51:17,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66e2e8aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 07:51:17, skipping insertion in model container [2024-06-21 19:51:17,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 07:51:17" (2/2) ... [2024-06-21 19:51:17,261 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-21 19:51:17,346 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-21 19:51:17,347 INFO L97 edCorrectnessWitness]: Location invariant before [L7078-L7078] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-06-21 19:51:17,347 INFO L97 edCorrectnessWitness]: Location invariant before [L7077-L7077] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-06-21 19:51:17,347 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-21 19:51:17,348 INFO L106 edCorrectnessWitness]: ghost_update [L7076-L7076] multithreaded = 1; [2024-06-21 19:51:17,433 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-21 19:51:20,260 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 19:51:20,263 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 19:51:20,315 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 19:51:20,330 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-21 19:51:20,536 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 19:51:20,538 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 19:51:20,538 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 19:51:20,538 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 19:51:20,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-21 19:51:20,660 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 19:51:20,661 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local Start Parsing Local [2024-06-21 19:51:20,674 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 19:51:21,120 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-06-21 19:51:21,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f3f85cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 07:51:21, skipping insertion in model container [2024-06-21 19:51:21,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-21 19:51:21,121 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-21 19:51:21,126 INFO L158 Benchmark]: Toolchain (without parser) took 3875.38ms. Allocated memory was 184.5MB in the beginning and 348.1MB in the end (delta: 163.6MB). Free memory was 100.2MB in the beginning and 215.0MB in the end (delta: -114.8MB). Peak memory consumption was 118.7MB. Max. memory is 16.1GB. [2024-06-21 19:51:21,126 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 184.5MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 19:51:21,127 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 184.5MB. Free memory is still 156.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 19:51:21,127 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3868.90ms. Allocated memory was 184.5MB in the beginning and 348.1MB in the end (delta: 163.6MB). Free memory was 100.0MB in the beginning and 215.0MB in the end (delta: -115.0MB). Peak memory consumption was 118.7MB. Max. memory is 16.1GB. [2024-06-21 19:51:21,129 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 0.16ms. Allocated memory is still 184.5MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 184.5MB. Free memory is still 156.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3868.90ms. Allocated memory was 184.5MB in the beginning and 348.1MB in the end (delta: 163.6MB). Free memory was 100.0MB in the beginning and 215.0MB in the end (delta: -115.0MB). Peak memory consumption was 118.7MB. 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] - 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-eb4cb34-m [2024-06-21 19:51:23,168 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-21 19:51:23,208 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-21 19:51:23,211 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-21 19:51:23,212 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-21 19:51:23,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-21 19:51:23,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-21 19:51:23,227 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-21 19:51:23,227 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-21 19:51:23,228 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-21 19:51:23,228 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-21 19:51:23,228 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-21 19:51:23,229 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-21 19:51:23,229 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-21 19:51:23,229 INFO L153 SettingsManager]: * Use SBE=true [2024-06-21 19:51:23,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-21 19:51:23,230 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-21 19:51:23,230 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-21 19:51:23,231 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-21 19:51:23,231 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-21 19:51:23,231 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-21 19:51:23,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-21 19:51:23,232 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-21 19:51:23,232 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-21 19:51:23,232 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-21 19:51:23,233 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-21 19:51:23,233 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-21 19:51:23,233 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-21 19:51:23,233 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-21 19:51:23,234 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-21 19:51:23,234 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-21 19:51:23,234 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-21 19:51:23,234 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-21 19:51:23,235 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-21 19:51:23,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-21 19:51:23,235 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-21 19:51:23,236 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-21 19:51:23,237 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-21 19:51:23,238 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-21 19:51:23,238 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-21 19:51:23,239 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-21 19:51:23,239 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-21 19:51:23,239 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-21 19:51:23,239 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-21 19:51:23,239 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-21 19:51:23,240 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-21 19:51:23,240 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-21 19:51:23,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-21 19:51:23,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-21 19:51:23,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-21 19:51:23,518 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-21 19:51:23,518 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-21 19:51:23,520 INFO L431 ainManager$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 [2024-06-21 19:51:23,588 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-21 19:51:23,589 INFO L274 PluginConnector]: CDTParser initialized [2024-06-21 19:51:23,590 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2024-06-21 19:51:24,711 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-21 19:51:25,130 INFO L384 CDTParser]: Found 1 translation units. [2024-06-21 19:51:25,131 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_set.i [2024-06-21 19:51:25,169 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bea70d2eb/1cb32baa45ad40229dd89dc08363c607/FLAG3bef04b0d [2024-06-21 19:51:25,181 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bea70d2eb/1cb32baa45ad40229dd89dc08363c607 [2024-06-21 19:51:25,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-21 19:51:25,183 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-21 19:51:25,185 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-21 19:51:25,185 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-21 19:51:25,188 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-21 19:51:25,190 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 07:51:23" (1/2) ... [2024-06-21 19:51:25,191 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c44bc60 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 07:51:25, skipping insertion in model container [2024-06-21 19:51:25,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 07:51:23" (1/2) ... [2024-06-21 19:51:25,193 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b107863 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 07:51:25, skipping insertion in model container [2024-06-21 19:51:25,193 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 07:51:25" (2/2) ... [2024-06-21 19:51:25,195 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c44bc60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 07:51:25, skipping insertion in model container [2024-06-21 19:51:25,195 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 07:51:25" (2/2) ... [2024-06-21 19:51:25,195 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-21 19:51:25,261 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-21 19:51:25,261 INFO L97 edCorrectnessWitness]: Location invariant before [L7077-L7077] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-06-21 19:51:25,262 INFO L97 edCorrectnessWitness]: Location invariant before [L7078-L7078] ! multithreaded || (-53LL + (long long )selected_device) + (long long )superio_cmd >= 0LL [2024-06-21 19:51:25,262 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-21 19:51:25,262 INFO L106 edCorrectnessWitness]: ghost_update [L7076-L7076] multithreaded = 1; [2024-06-21 19:51:25,337 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-21 19:51:28,137 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 19:51:28,137 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 19:51:28,176 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 19:51:28,198 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-21 19:51:28,223 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-21 19:51:28,417 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 19:51:28,417 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 19:51:28,427 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 19:51:28,440 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-21 19:51:28,551 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 19:51:28,552 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 19:51:28,553 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 19:51:28,553 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 19:51:28,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-21 19:51:28,695 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 19:51:28,696 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local Start Parsing Local [2024-06-21 19:51:28,708 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 19:51:29,248 ERROR L334 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: ____ilog2_NaN [2024-06-21 19:51:29,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b107863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 07:51:29, skipping insertion in model container [2024-06-21 19:51:29,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-21 19:51:29,251 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-21 19:51:29,253 INFO L158 Benchmark]: Toolchain (without parser) took 4068.61ms. Allocated memory was 60.8MB in the beginning and 186.6MB in the end (delta: 125.8MB). Free memory was 29.4MB in the beginning and 83.2MB in the end (delta: -53.7MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2024-06-21 19:51:29,253 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 46.1MB. Free memory was 25.0MB in the beginning and 24.9MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 19:51:29,254 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 46.1MB. Free memory was 22.3MB in the beginning and 22.2MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 19:51:29,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4066.27ms. Allocated memory was 60.8MB in the beginning and 186.6MB in the end (delta: 125.8MB). Free memory was 29.2MB in the beginning and 83.2MB in the end (delta: -53.9MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2024-06-21 19:51:29,256 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 0.16ms. Allocated memory is still 46.1MB. Free memory was 25.0MB in the beginning and 24.9MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 46.1MB. Free memory was 22.3MB in the beginning and 22.2MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4066.27ms. Allocated memory was 60.8MB in the beginning and 186.6MB in the end (delta: 125.8MB). Free memory was 29.2MB in the beginning and 83.2MB in the end (delta: -53.9MB). Peak memory consumption was 100.7MB. 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] - 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