./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.2024-08-20_10-08-36.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da67795f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i ./goblint.2024-08-20_10-08-36.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-eval-da67795-m [2024-08-26 19:29:04,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-26 19:29:04,859 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-26 19:29:04,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-26 19:29:04,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-26 19:29:04,893 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-26 19:29:04,894 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-26 19:29:04,896 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-26 19:29:04,897 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-26 19:29:04,897 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-26 19:29:04,898 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-26 19:29:04,898 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-26 19:29:04,898 INFO L153 SettingsManager]: * Use SBE=true [2024-08-26 19:29:04,900 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-26 19:29:04,901 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-26 19:29:04,901 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-26 19:29:04,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-26 19:29:04,902 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-26 19:29:04,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-26 19:29:04,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-26 19:29:04,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-26 19:29:04,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-26 19:29:04,906 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-26 19:29:04,906 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-26 19:29:04,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-26 19:29:04,907 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-26 19:29:04,907 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-26 19:29:04,907 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-26 19:29:04,908 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-26 19:29:04,908 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-26 19:29:04,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 19:29:04,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-26 19:29:04,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-26 19:29:04,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-26 19:29:04,909 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-26 19:29:04,909 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-26 19:29:04,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-26 19:29:04,910 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-26 19:29:04,910 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-26 19:29:04,910 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-26 19:29:04,911 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-26 19:29:04,912 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-26 19:29:04,912 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-26 19:29:05,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-26 19:29:05,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-26 19:29:05,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-26 19:29:05,201 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-26 19:29:05,202 INFO L274 PluginConnector]: CDTParser initialized [2024-08-26 19:29:05,203 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-08-26 19:29:06,745 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-26 19:29:07,267 INFO L384 CDTParser]: Found 1 translation units. [2024-08-26 19:29:07,268 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-08-26 19:29:07,321 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4e9ca431c/24e9fa972d6441dd89b96e5c55243868/FLAG021e6e7bf [2024-08-26 19:29:07,805 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4e9ca431c/24e9fa972d6441dd89b96e5c55243868 [2024-08-26 19:29:07,807 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-26 19:29:07,808 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-26 19:29:07,809 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml [2024-08-26 19:29:07,869 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-26 19:29:07,870 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-26 19:29:07,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-26 19:29:07,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-26 19:29:07,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-26 19:29:07,877 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:29:07" (1/2) ... [2024-08-26 19:29:07,878 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d6b90e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:29:07, skipping insertion in model container [2024-08-26 19:29:07,878 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:29:07" (1/2) ... [2024-08-26 19:29:07,880 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6efd3f2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:29:07, skipping insertion in model container [2024-08-26 19:29:07,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 07:29:07" (2/2) ... [2024-08-26 19:29:07,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d6b90e8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 07:29:07, skipping insertion in model container [2024-08-26 19:29:07,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 07:29:07" (2/2) ... [2024-08-26 19:29:07,882 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-26 19:29:08,163 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-26 19:29:08,164 INFO L1541 ArrayList]: Location invariant before [L7070-L7070] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-26 19:29:08,167 INFO L1541 ArrayList]: Location invariant before [L7071-L7071] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-26 19:29:08,167 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-08-26 19:29:08,167 INFO L1541 ArrayList]: ghost_update [L7069-L7069] multithreaded = 1; [2024-08-26 19:29:08,258 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-26 19:29:12,528 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:12,529 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:12,599 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 19:29:12,614 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-26 19:29:12,729 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] [2024-08-26 19:29:12,731 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] [2024-08-26 19:29:12,731 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] [2024-08-26 19:29:12,731 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] [2024-08-26 19:29:12,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-26 19:29:12,851 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:12,852 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-08-26 19:29:12,867 ERROR L335 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-08-26 19:29:12,869 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6efd3f2b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 07:29:12, skipping insertion in model container [2024-08-26 19:29:12,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-26 19:29:12,869 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-26 19:29:12,871 INFO L158 Benchmark]: Toolchain (without parser) took 4999.81ms. Allocated memory is still 172.0MB. Free memory was 88.5MB in the beginning and 57.9MB in the end (delta: 30.5MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2024-08-26 19:29:12,872 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 19:29:12,872 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 172.0MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 19:29:12,873 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4997.77ms. Allocated memory is still 172.0MB. Free memory was 88.2MB in the beginning and 57.9MB in the end (delta: 30.3MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. [2024-08-26 19:29:12,874 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 85.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 172.0MB. Free memory is still 90.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4997.77ms. Allocated memory is still 172.0MB. Free memory was 88.2MB in the beginning and 57.9MB in the end (delta: 30.3MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 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/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i ./goblint.2024-08-20_10-08-36.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.goblint-eval-da67795-m [2024-08-26 19:29:14,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-26 19:29:15,010 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-26 19:29:15,015 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-26 19:29:15,015 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-26 19:29:15,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-26 19:29:15,040 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-26 19:29:15,041 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-26 19:29:15,042 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-26 19:29:15,045 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-26 19:29:15,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-26 19:29:15,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-26 19:29:15,046 INFO L153 SettingsManager]: * Use SBE=true [2024-08-26 19:29:15,047 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-26 19:29:15,047 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-26 19:29:15,047 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-26 19:29:15,047 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-26 19:29:15,048 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-26 19:29:15,048 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-26 19:29:15,048 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-26 19:29:15,048 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-26 19:29:15,052 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-26 19:29:15,052 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-26 19:29:15,052 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-26 19:29:15,052 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-26 19:29:15,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-26 19:29:15,053 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-26 19:29:15,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-26 19:29:15,053 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-26 19:29:15,053 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-26 19:29:15,053 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-26 19:29:15,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 19:29:15,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-26 19:29:15,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-26 19:29:15,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-26 19:29:15,054 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-26 19:29:15,055 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-26 19:29:15,055 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-26 19:29:15,055 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-26 19:29:15,057 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-26 19:29:15,057 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-26 19:29:15,058 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-26 19:29:15,058 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-26 19:29:15,058 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-26 19:29:15,058 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-26 19:29:15,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-26 19:29:15,403 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-26 19:29:15,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-26 19:29:15,409 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-26 19:29:15,409 INFO L274 PluginConnector]: CDTParser initialized [2024-08-26 19:29:15,411 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-08-26 19:29:17,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-26 19:29:17,588 INFO L384 CDTParser]: Found 1 translation units. [2024-08-26 19:29:17,588 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-08-26 19:29:17,643 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/16dbc6816/a0609be13f8f484b9f172d2e8039ebaa/FLAG3387218ba [2024-08-26 19:29:17,663 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/16dbc6816/a0609be13f8f484b9f172d2e8039ebaa [2024-08-26 19:29:17,666 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-26 19:29:17,666 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-26 19:29:17,667 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml [2024-08-26 19:29:17,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-26 19:29:17,747 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-26 19:29:17,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-26 19:29:17,749 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-26 19:29:17,754 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-26 19:29:17,755 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:29:17" (1/2) ... [2024-08-26 19:29:17,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b26ae82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:29:17, skipping insertion in model container [2024-08-26 19:29:17,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:29:17" (1/2) ... [2024-08-26 19:29:17,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@490104e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:29:17, skipping insertion in model container [2024-08-26 19:29:17,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 07:29:17" (2/2) ... [2024-08-26 19:29:17,758 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b26ae82 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 07:29:17, skipping insertion in model container [2024-08-26 19:29:17,758 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 07:29:17" (2/2) ... [2024-08-26 19:29:17,758 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-26 19:29:17,951 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-26 19:29:17,952 INFO L1541 ArrayList]: Location invariant before [L7070-L7070] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-26 19:29:17,952 INFO L1541 ArrayList]: Location invariant before [L7071-L7071] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-26 19:29:17,953 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-08-26 19:29:17,953 INFO L1541 ArrayList]: ghost_update [L7069-L7069] multithreaded = 1; [2024-08-26 19:29:18,043 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-26 19:29:21,960 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:21,964 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:22,057 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 19:29:22,087 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-26 19:29:22,265 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] [2024-08-26 19:29:22,267 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] [2024-08-26 19:29:22,268 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] [2024-08-26 19:29:22,269 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] [2024-08-26 19:29:22,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-26 19:29:22,437 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:22,438 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-08-26 19:29:22,452 ERROR L335 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-08-26 19:29:22,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@490104e7 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 07:29:22, skipping insertion in model container [2024-08-26 19:29:22,454 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-26 19:29:22,454 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-26 19:29:22,456 INFO L158 Benchmark]: Toolchain (without parser) took 4708.46ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 52.4MB in the beginning and 32.2MB in the end (delta: 20.2MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-08-26 19:29:22,457 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 19:29:22,457 INFO L158 Benchmark]: Witness Parser took 1.55ms. Allocated memory is still 81.8MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 19:29:22,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4705.36ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 52.4MB in the beginning and 32.2MB in the end (delta: 20.2MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. [2024-08-26 19:29:22,459 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 58.7MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.55ms. Allocated memory is still 81.8MB. Free memory is still 54.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4705.36ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 52.4MB in the beginning and 32.2MB in the end (delta: 20.2MB). Peak memory consumption was 49.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 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