./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-06-19_11-23-25.files/protection/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.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_open_pc8736x_gpio_get.i ./goblint.2024-06-19_11-23-25.files/protection/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-eb4cb34-m [2024-06-21 16:04:26,701 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-21 16:04:26,769 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-21 16:04:26,774 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-21 16:04:26,775 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-21 16:04:26,808 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-21 16:04:26,810 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-21 16:04:26,810 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-21 16:04:26,811 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-21 16:04:26,814 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-21 16:04:26,815 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-21 16:04:26,815 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-21 16:04:26,817 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-21 16:04:26,818 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-21 16:04:26,819 INFO L153 SettingsManager]: * Use SBE=true [2024-06-21 16:04:26,819 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-21 16:04:26,819 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-21 16:04:26,820 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-21 16:04:26,820 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-21 16:04:26,820 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-21 16:04:26,821 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-21 16:04:26,821 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-21 16:04:26,821 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-21 16:04:26,835 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-21 16:04:26,836 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-21 16:04:26,836 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-21 16:04:26,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-21 16:04:26,836 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-21 16:04:26,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-21 16:04:26,837 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-21 16:04:26,838 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-21 16:04:26,839 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-21 16:04:26,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-21 16:04:26,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-21 16:04:26,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-21 16:04:26,840 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-21 16:04:26,840 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-21 16:04:26,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-21 16:04:26,840 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-21 16:04:26,841 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-21 16:04:26,841 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-21 16:04:26,841 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-21 16:04:26,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-21 16:04:26,842 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-21 16:04:27,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-21 16:04:27,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-21 16:04:27,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-21 16:04:27,191 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-21 16:04:27,191 INFO L274 PluginConnector]: CDTParser initialized [2024-06-21 16:04:27,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-06-21 16:04:28,333 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-21 16:04:28,817 INFO L384 CDTParser]: Found 1 translation units. [2024-06-21 16:04:28,818 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-06-21 16:04:28,862 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f4141fbc/11da112b358b4e18819150c241302ef6/FLAG06c2fb974 [2024-06-21 16:04:28,878 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f4141fbc/11da112b358b4e18819150c241302ef6 [2024-06-21 16:04:28,881 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-21 16:04:28,881 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-21 16:04:28,884 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-06-19_11-23-25.files/protection/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml [2024-06-21 16:04:28,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-21 16:04:28,991 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-21 16:04:28,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-21 16:04:28,992 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-21 16:04:28,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-21 16:04:28,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 04:04:28" (1/2) ... [2024-06-21 16:04:28,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c5d352 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 04:04:28, skipping insertion in model container [2024-06-21 16:04:28,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 04:04:28" (1/2) ... [2024-06-21 16:04:29,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d860885 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 04:04:28, skipping insertion in model container [2024-06-21 16:04:29,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 04:04:28" (2/2) ... [2024-06-21 16:04:29,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11c5d352 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 04:04:29, skipping insertion in model container [2024-06-21 16:04:29,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 04:04:28" (2/2) ... [2024-06-21 16:04:29,002 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-21 16:04:29,146 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-21 16:04:29,147 INFO L97 edCorrectnessWitness]: Location invariant before [L7071-L7071] (((! multithreaded || jiffies == 0UL) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-21 16:04:29,148 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] (((! multithreaded || jiffies == 0UL) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-21 16:04:29,148 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-21 16:04:29,148 INFO L106 edCorrectnessWitness]: ghost_update [L7069-L7069] multithreaded = 1; [2024-06-21 16:04:29,246 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-21 16:04:32,777 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 16:04:32,778 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 16:04:32,849 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 16:04:32,869 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-21 16:04:33,001 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 16:04:33,004 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 16:04:33,004 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 16:04:33,004 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 16:04:33,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-21 16:04:33,268 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 16:04:33,269 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-06-21 16:04:33,298 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-06-21 16:04:33,299 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3d860885 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 04:04:33, skipping insertion in model container [2024-06-21 16:04:33,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-21 16:04:33,299 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-21 16:04:33,317 INFO L158 Benchmark]: Toolchain (without parser) took 4309.36ms. Allocated memory was 165.7MB in the beginning and 216.0MB in the end (delta: 50.3MB). Free memory was 117.2MB in the beginning and 143.7MB in the end (delta: -26.4MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. [2024-06-21 16:04:33,318 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 165.7MB. Free memory is still 135.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 16:04:33,318 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 165.7MB. Free memory is still 120.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 16:04:33,319 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4307.46ms. Allocated memory was 165.7MB in the beginning and 216.0MB in the end (delta: 50.3MB). Free memory was 117.2MB in the beginning and 143.7MB in the end (delta: -26.4MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. [2024-06-21 16:04:33,320 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 165.7MB. Free memory is still 135.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.18ms. Allocated memory is still 165.7MB. Free memory is still 120.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4307.46ms. Allocated memory was 165.7MB in the beginning and 216.0MB in the end (delta: 50.3MB). Free memory was 117.2MB in the beginning and 143.7MB in the end (delta: -26.4MB). Peak memory consumption was 82.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 7070]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_cleanup RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i ./goblint.2024-06-19_11-23-25.files/protection/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-eb4cb34-m [2024-06-21 16:04:35,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-21 16:04:35,515 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-21 16:04:35,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-21 16:04:35,522 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-21 16:04:35,561 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-21 16:04:35,564 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-21 16:04:35,565 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-21 16:04:35,566 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-21 16:04:35,569 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-21 16:04:35,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-21 16:04:35,570 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-21 16:04:35,570 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-21 16:04:35,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-21 16:04:35,572 INFO L153 SettingsManager]: * Use SBE=true [2024-06-21 16:04:35,572 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-21 16:04:35,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-21 16:04:35,573 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-21 16:04:35,573 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-21 16:04:35,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-21 16:04:35,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-21 16:04:35,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-21 16:04:35,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-21 16:04:35,575 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-21 16:04:35,575 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-21 16:04:35,576 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-21 16:04:35,576 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-21 16:04:35,576 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-21 16:04:35,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-21 16:04:35,577 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-21 16:04:35,578 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-21 16:04:35,578 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-21 16:04:35,578 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-21 16:04:35,579 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-21 16:04:35,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-21 16:04:35,579 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-21 16:04:35,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-21 16:04:35,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-21 16:04:35,581 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-21 16:04:35,581 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-21 16:04:35,581 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-21 16:04:35,581 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-21 16:04:35,581 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-21 16:04:35,582 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-21 16:04:35,582 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-21 16:04:35,582 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-21 16:04:35,583 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-21 16:04:35,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-21 16:04:35,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-21 16:04:35,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-21 16:04:35,934 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-21 16:04:35,934 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-21 16:04:35,936 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-06-19_11-23-25.files/protection/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml [2024-06-21 16:04:36,077 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-21 16:04:36,077 INFO L274 PluginConnector]: CDTParser initialized [2024-06-21 16:04:36,078 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-06-21 16:04:37,324 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-21 16:04:37,826 INFO L384 CDTParser]: Found 1 translation units. [2024-06-21 16:04:37,826 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-06-21 16:04:37,892 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69ade2aef/20226ad9b0a04627982fdec48f001226/FLAGac37ef4cd [2024-06-21 16:04:37,907 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/69ade2aef/20226ad9b0a04627982fdec48f001226 [2024-06-21 16:04:37,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-21 16:04:37,910 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-21 16:04:37,913 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-21 16:04:37,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-21 16:04:37,918 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-21 16:04:37,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 04:04:36" (1/2) ... [2024-06-21 16:04:37,919 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b2e0497 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 04:04:37, skipping insertion in model container [2024-06-21 16:04:37,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.06 04:04:36" (1/2) ... [2024-06-21 16:04:37,921 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12d257a6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.06 04:04:37, skipping insertion in model container [2024-06-21 16:04:37,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 04:04:37" (2/2) ... [2024-06-21 16:04:37,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b2e0497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 04:04:37, skipping insertion in model container [2024-06-21 16:04:37,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.06 04:04:37" (2/2) ... [2024-06-21 16:04:37,922 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-21 16:04:38,051 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-21 16:04:38,052 INFO L97 edCorrectnessWitness]: Location invariant before [L7071-L7071] (((! multithreaded || jiffies == 0UL) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-21 16:04:38,052 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] (((! multithreaded || jiffies == 0UL) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-06-21 16:04:38,053 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-21 16:04:38,053 INFO L106 edCorrectnessWitness]: ghost_update [L7069-L7069] multithreaded = 1; [2024-06-21 16:04:38,161 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-21 16:04:41,257 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 16:04:41,258 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 16:04:41,322 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 16:04:41,341 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-21 16:04:41,403 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-21 16:04:41,609 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 16:04:41,609 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 16:04:41,620 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-21 16:04:41,635 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-21 16:04:41,879 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 16:04:41,881 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 16:04:41,882 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 16:04:41,882 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 16:04:42,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-06-21 16:04:42,092 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-06-21 16:04:42,092 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-06-21 16:04:42,107 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-06-21 16:04:42,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@12d257a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.06 04:04:42, skipping insertion in model container [2024-06-21 16:04:42,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-21 16:04:42,110 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-21 16:04:42,112 INFO L158 Benchmark]: Toolchain (without parser) took 4201.20ms. Allocated memory was 75.5MB in the beginning and 123.7MB in the end (delta: 48.2MB). Free memory was 51.0MB in the beginning and 37.2MB in the end (delta: 13.8MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2024-06-21 16:04:42,113 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 16:04:42,113 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 60.8MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-21 16:04:42,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4197.29ms. Allocated memory was 75.5MB in the beginning and 123.7MB in the end (delta: 48.2MB). Free memory was 50.7MB in the beginning and 37.2MB in the end (delta: 13.5MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2024-06-21 16:04:42,116 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 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.10ms. Allocated memory is still 60.8MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4197.29ms. Allocated memory was 75.5MB in the beginning and 123.7MB in the end (delta: 48.2MB). Free memory was 50.7MB in the beginning and 37.2MB in the end (delta: 13.5MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 7070]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_cleanup RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN