./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-09-02_08-21-23.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a4c57e3 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_change_pc8736x_gpio_configure.i ./goblint.2024-09-02_08-21-23.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 00:15:52,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 00:15:53,015 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 00:15:53,020 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 00:15:53,022 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 00:15:53,047 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 00:15:53,048 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 00:15:53,048 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 00:15:53,049 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 00:15:53,049 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 00:15:53,049 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 00:15:53,050 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 00:15:53,050 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 00:15:53,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 00:15:53,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 00:15:53,051 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 00:15:53,053 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 00:15:53,054 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 00:15:53,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 00:15:53,056 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 00:15:53,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 00:15:53,057 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 00:15:53,058 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 00:15:53,058 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 00:15:53,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 00:15:53,059 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 00:15:53,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 00:15:53,059 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 00:15:53,059 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 00:15:53,060 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 00:15:53,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 00:15:53,060 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 00:15:53,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 00:15:53,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 00:15:53,061 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 00:15:53,061 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 00:15:53,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 00:15:53,062 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 00:15:53,062 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 00:15:53,062 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 00:15:53,062 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 00:15:53,063 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 00:15:53,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 00:15:53,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 00:15:53,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 00:15:53,333 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 00:15:53,333 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 00:15:53,335 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.yml/witness.yml [2024-09-08 00:15:53,424 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 00:15:53,424 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 00:15:53,425 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-09-08 00:15:54,955 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 00:15:55,461 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 00:15:55,463 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-09-08 00:15:55,514 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a76202a46/9b7eab9a007e42ce9515aa253a7b3b9a/FLAG085d496ae [2024-09-08 00:15:55,532 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a76202a46/9b7eab9a007e42ce9515aa253a7b3b9a [2024-09-08 00:15:55,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 00:15:55,534 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 00:15:55,536 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 00:15:55,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 00:15:55,543 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 00:15:55,544 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:15:53" (1/2) ... [2024-09-08 00:15:55,544 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602f3c74 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:15:55, skipping insertion in model container [2024-09-08 00:15:55,545 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:15:53" (1/2) ... [2024-09-08 00:15:55,546 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73706270 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:15:55, skipping insertion in model container [2024-09-08 00:15:55,547 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 12:15:55" (2/2) ... [2024-09-08 00:15:55,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@602f3c74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:15:55, skipping insertion in model container [2024-09-08 00:15:55,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 12:15:55" (2/2) ... [2024-09-08 00:15:55,819 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 00:15:55,820 INFO L1541 ArrayList]: Location invariant before [L7069-L7069] ((((! 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) [2024-09-08 00:15:55,820 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) [2024-09-08 00:15:55,820 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-08 00:15:55,820 INFO L1541 ArrayList]: ghost_update [L7068-L7068] multithreaded = 1; [2024-09-08 00:15:55,928 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 00:16:00,494 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 00:16:00,495 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 00:16:00,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 00:16:00,610 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local [2024-09-08 00:16:00,810 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] [2024-09-08 00:16:00,813 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] [2024-09-08 00:16:00,813 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] [2024-09-08 00:16:00,813 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] [2024-09-08 00:16:00,911 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-09-08 00:16:00,949 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 00:16:00,950 WARN L1663 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-09-08 00:16:00,965 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-09-08 00:16:00,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73706270 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:16:00, skipping insertion in model container [2024-09-08 00:16:00,966 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 00:16:00,966 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-08 00:16:00,969 INFO L158 Benchmark]: Toolchain (without parser) took 5432.95ms. Allocated memory is still 213.9MB. Free memory was 125.3MB in the beginning and 126.5MB in the end (delta: -1.2MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB. [2024-09-08 00:16:00,970 INFO L158 Benchmark]: Witness Parser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 00:16:00,970 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 213.9MB. Free memory is still 181.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 00:16:00,971 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5429.78ms. Allocated memory is still 213.9MB. Free memory was 125.0MB in the beginning and 126.5MB in the end (delta: -1.4MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. [2024-09-08 00:16:00,973 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 0.26ms. Allocated memory is still 107.0MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 213.9MB. Free memory is still 181.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5429.78ms. Allocated memory is still 213.9MB. Free memory was 125.0MB in the beginning and 126.5MB in the end (delta: -1.4MB). Peak memory consumption was 89.0MB. 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: 7069]: 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_change_pc8736x_gpio_configure.i ./goblint.2024-09-02_08-21-23.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --- Real Ultimate output --- This is Ultimate 0.2.4-wip.fs.witness-ghost-4a4c57e-m [2024-09-08 00:16:03,055 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 00:16:03,168 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-09-08 00:16:03,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 00:16:03,173 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 00:16:03,209 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 00:16:03,213 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 00:16:03,214 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 00:16:03,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 00:16:03,215 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 00:16:03,216 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 00:16:03,216 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 00:16:03,216 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 00:16:03,217 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 00:16:03,218 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 00:16:03,218 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 00:16:03,219 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 00:16:03,219 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 00:16:03,219 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 00:16:03,220 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 00:16:03,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 00:16:03,223 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-08 00:16:03,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 00:16:03,223 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-08 00:16:03,223 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 00:16:03,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 00:16:03,224 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 00:16:03,224 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 00:16:03,224 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 00:16:03,225 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 00:16:03,225 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 00:16:03,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 00:16:03,225 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 00:16:03,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 00:16:03,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 00:16:03,228 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-08 00:16:03,229 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 00:16:03,229 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-08 00:16:03,229 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 00:16:03,229 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 00:16:03,229 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 00:16:03,230 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 00:16:03,230 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-08 00:16:03,231 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 00:16:03,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 00:16:03,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 00:16:03,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 00:16:03,581 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 00:16:03,582 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 00:16:03,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-09-08 00:16:05,169 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 00:16:05,722 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 00:16:05,724 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-09-08 00:16:05,779 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/06ffd852e/dfb97cbd8d874ba1ba4ea7e913b65843/FLAGdb6ed967c [2024-09-08 00:16:06,254 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/06ffd852e/dfb97cbd8d874ba1ba4ea7e913b65843 [2024-09-08 00:16:06,256 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 00:16:06,257 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 00:16:06,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.yml/witness.yml [2024-09-08 00:16:06,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 00:16:06,342 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 00:16:06,343 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 00:16:06,343 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 00:16:06,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 00:16:06,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 12:16:06" (1/2) ... [2024-09-08 00:16:06,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df9848e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:16:06, skipping insertion in model container [2024-09-08 00:16:06,351 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 12:16:06" (1/2) ... [2024-09-08 00:16:06,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49c9a263 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 12:16:06, skipping insertion in model container [2024-09-08 00:16:06,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:16:06" (2/2) ... [2024-09-08 00:16:06,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7df9848e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:16:06, skipping insertion in model container [2024-09-08 00:16:06,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 12:16:06" (2/2) ... [2024-09-08 00:16:06,627 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 00:16:06,628 INFO L1541 ArrayList]: Location invariant before [L7069-L7069] ((((! 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) [2024-09-08 00:16:06,628 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) [2024-09-08 00:16:06,628 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-08 00:16:06,629 INFO L1541 ArrayList]: ghost_update [L7068-L7068] multithreaded = 1; [2024-09-08 00:16:06,766 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 00:16:11,791 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 00:16:11,793 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 00:16:11,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 00:16:11,937 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local [2024-09-08 00:16:12,154 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] [2024-09-08 00:16:12,157 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] [2024-09-08 00:16:12,158 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] [2024-09-08 00:16:12,158 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] [2024-09-08 00:16:12,253 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-09-08 00:16:12,321 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 00:16:12,322 WARN L1663 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-09-08 00:16:12,339 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-09-08 00:16:12,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49c9a263 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 12:16:12, skipping insertion in model container [2024-09-08 00:16:12,341 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 00:16:12,341 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-08 00:16:12,343 INFO L158 Benchmark]: Toolchain (without parser) took 6003.21ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 37.4MB in the beginning and 46.5MB in the end (delta: -9.1MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2024-09-08 00:16:12,344 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 52.4MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 00:16:12,344 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 67.1MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 00:16:12,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5998.33ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 37.2MB in the beginning and 46.5MB in the end (delta: -9.3MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2024-09-08 00:16:12,346 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 52.4MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 67.1MB. Free memory is still 39.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5998.33ms. Allocated memory was 67.1MB in the beginning and 107.0MB in the end (delta: 39.8MB). Free memory was 37.2MB in the beginning and 46.5MB in the end (delta: -9.3MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_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