./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_current.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_current.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_current.i ./goblint.2024-09-02_08-21-23.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.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 02:09:32,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 02:09:32,658 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-09-08 02:09:32,664 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 02:09:32,667 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 02:09:32,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 02:09:32,697 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 02:09:32,698 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 02:09:32,698 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 02:09:32,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 02:09:32,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 02:09:32,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 02:09:32,701 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 02:09:32,703 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 02:09:32,703 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 02:09:32,703 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 02:09:32,704 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-08 02:09:32,704 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 02:09:32,704 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 02:09:32,704 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 02:09:32,705 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 02:09:32,705 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 02:09:32,706 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 02:09:32,706 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 02:09:32,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 02:09:32,707 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 02:09:32,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 02:09:32,707 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 02:09:32,708 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 02:09:32,708 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 02:09:32,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 02:09:32,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 02:09:32,709 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 02:09:32,709 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 02:09:32,710 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-08 02:09:32,710 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 02:09:32,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-08 02:09:32,710 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 02:09:32,711 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 02:09:32,711 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 02:09:32,711 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 02:09:32,712 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 02:09:32,944 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 02:09:32,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 02:09:32,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 02:09:32,974 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 02:09:32,975 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 02:09:32,976 INFO L431 ainManager$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_current.i [2024-09-08 02:09:34,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 02:09:34,827 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 02:09:34,828 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-09-08 02:09:34,876 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/754c7a925/5845cff74feb4853aebeba7f1334326b/FLAGb8b195955 [2024-09-08 02:09:34,915 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/754c7a925/5845cff74feb4853aebeba7f1334326b [2024-09-08 02:09:34,919 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 02:09:34,920 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 02:09:34,921 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-09-02_08-21-23.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml [2024-09-08 02:09:34,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 02:09:34,995 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 02:09:34,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 02:09:34,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 02:09:35,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 02:09:35,003 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:09:34" (1/2) ... [2024-09-08 02:09:35,004 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c99f38a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:09:35, skipping insertion in model container [2024-09-08 02:09:35,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:09:34" (1/2) ... [2024-09-08 02:09:35,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b5393c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:09:35, skipping insertion in model container [2024-09-08 02:09:35,007 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:09:34" (2/2) ... [2024-09-08 02:09:35,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c99f38a and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:09:35, skipping insertion in model container [2024-09-08 02:09:35,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:09:34" (2/2) ... [2024-09-08 02:09:35,170 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 02:09:35,171 INFO L1541 ArrayList]: Location invariant before [L7077-L7077] ((((! 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 02:09:35,172 INFO L1541 ArrayList]: Location invariant before [L7078-L7078] ((((! 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 02:09:35,173 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-08 02:09:35,173 INFO L1541 ArrayList]: ghost_update [L7076-L7076] multithreaded = 1; [2024-09-08 02:09:35,267 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 02:09:38,611 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 02:09:38,612 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 02:09:38,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 02:09:38,688 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local [2024-09-08 02:09:38,802 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 02:09:38,804 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 02:09:38,804 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 02:09:38,804 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 02:09:38,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-09-08 02:09:38,921 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 02:09:38,922 WARN L1663 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-09-08 02:09:38,938 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-09-08 02:09:38,939 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b5393c6 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:09:38, skipping insertion in model container [2024-09-08 02:09:38,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 02:09:38,939 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-08 02:09:38,943 INFO L158 Benchmark]: Toolchain (without parser) took 3945.28ms. Allocated memory is still 190.8MB. Free memory was 158.4MB in the beginning and 91.3MB in the end (delta: 67.1MB). Peak memory consumption was 119.5MB. Max. memory is 16.1GB. [2024-09-08 02:09:38,943 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 138.4MB. Free memory was 91.1MB in the beginning and 90.9MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 02:09:38,944 INFO L158 Benchmark]: Witness Parser took 0.64ms. Allocated memory is still 190.8MB. Free memory is still 160.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 02:09:38,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3943.17ms. Allocated memory is still 190.8MB. Free memory was 158.4MB in the beginning and 91.3MB in the end (delta: 67.1MB). Peak memory consumption was 119.5MB. Max. memory is 16.1GB. [2024-09-08 02:09:38,947 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 138.4MB. Free memory was 91.1MB in the beginning and 90.9MB in the end (delta: 142.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.64ms. Allocated memory is still 190.8MB. Free memory is still 160.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3943.17ms. Allocated memory is still 190.8MB. Free memory was 158.4MB in the beginning and 91.3MB in the end (delta: 67.1MB). Peak memory consumption was 119.5MB. 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: 7077]: 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_current.i ./goblint.2024-09-02_08-21-23.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.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 02:09:40,973 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-08 02:09:41,049 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-09-08 02:09:41,058 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-08 02:09:41,058 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-08 02:09:41,091 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-08 02:09:41,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-08 02:09:41,094 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-08 02:09:41,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-08 02:09:41,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-08 02:09:41,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-08 02:09:41,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-08 02:09:41,098 INFO L153 SettingsManager]: * Use SBE=true [2024-09-08 02:09:41,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-08 02:09:41,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-08 02:09:41,102 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-08 02:09:41,102 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-08 02:09:41,102 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-08 02:09:41,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-08 02:09:41,103 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-08 02:09:41,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-08 02:09:41,104 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-08 02:09:41,104 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-08 02:09:41,104 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-08 02:09:41,104 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-08 02:09:41,105 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-08 02:09:41,105 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-08 02:09:41,105 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-08 02:09:41,105 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-08 02:09:41,106 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-08 02:09:41,106 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-08 02:09:41,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-09-08 02:09:41,106 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-08 02:09:41,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-08 02:09:41,107 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-08 02:09:41,108 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-08 02:09:41,109 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-09-08 02:09:41,109 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-08 02:09:41,109 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-08 02:09:41,110 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-09-08 02:09:41,110 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-09-08 02:09:41,111 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-09-08 02:09:41,111 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-08 02:09:41,111 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-09-08 02:09:41,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-08 02:09:41,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-08 02:09:41,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-08 02:09:41,435 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-08 02:09:41,435 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-08 02:09:41,437 INFO L431 ainManager$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_current.yml/witness.yml [2024-09-08 02:09:41,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-08 02:09:41,511 INFO L274 PluginConnector]: CDTParser initialized [2024-09-08 02:09:41,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-09-08 02:09:43,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-08 02:09:43,540 INFO L384 CDTParser]: Found 1 translation units. [2024-09-08 02:09:43,541 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-09-08 02:09:43,584 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e35b0fa4c/7bc0cf2c38de4a8a95ea51252dbeffdd/FLAGb32b6724d [2024-09-08 02:09:43,602 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e35b0fa4c/7bc0cf2c38de4a8a95ea51252dbeffdd [2024-09-08 02:09:43,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-08 02:09:43,604 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-09-08 02:09:43,607 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-08 02:09:43,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-08 02:09:43,612 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-08 02:09:43,613 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:09:41" (1/2) ... [2024-09-08 02:09:43,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20091d64 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:09:43, skipping insertion in model container [2024-09-08 02:09:43,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 08.09 02:09:41" (1/2) ... [2024-09-08 02:09:43,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74085254 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 08.09 02:09:43, skipping insertion in model container [2024-09-08 02:09:43,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:09:43" (2/2) ... [2024-09-08 02:09:43,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20091d64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:09:43, skipping insertion in model container [2024-09-08 02:09:43,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 02:09:43" (2/2) ... [2024-09-08 02:09:43,785 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-08 02:09:43,785 INFO L1541 ArrayList]: Location invariant before [L7078-L7078] ((((! 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 02:09:43,786 INFO L1541 ArrayList]: Location invariant before [L7077-L7077] ((((! 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 02:09:43,786 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-09-08 02:09:43,786 INFO L1541 ArrayList]: ghost_update [L7076-L7076] multithreaded = 1; [2024-09-08 02:09:43,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-08 02:09:47,850 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 02:09:47,851 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 02:09:47,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-08 02:09:47,960 INFO L200 MainTranslator]: Completed pre-run Start Parsing Local [2024-09-08 02:09:48,133 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 02:09:48,135 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 02:09:48,136 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 02:09:48,136 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 02:09:48,283 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-09-08 02:09:48,360 WARN L1663 CHandler]: Possible shadowing of function iminor [2024-09-08 02:09:48,361 WARN L1663 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-09-08 02:09:48,377 ERROR L321 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-09-08 02:09:48,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74085254 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 02:09:48, skipping insertion in model container [2024-09-08 02:09:48,378 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-08 02:09:48,379 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-09-08 02:09:48,381 INFO L158 Benchmark]: Toolchain (without parser) took 4775.57ms. Allocated memory was 69.2MB in the beginning and 113.2MB in the end (delta: 44.0MB). Free memory was 43.5MB in the beginning and 46.2MB in the end (delta: -2.8MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2024-09-08 02:09:48,381 INFO L158 Benchmark]: Witness Parser took 0.37ms. Allocated memory is still 56.6MB. Free memory was 28.8MB in the beginning and 28.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 02:09:48,382 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-08 02:09:48,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4771.13ms. Allocated memory was 69.2MB in the beginning and 113.2MB in the end (delta: 44.0MB). Free memory was 43.3MB in the beginning and 46.2MB in the end (delta: -3.0MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2024-09-08 02:09:48,384 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 0.37ms. Allocated memory is still 56.6MB. Free memory was 28.8MB in the beginning and 28.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 56.6MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4771.13ms. Allocated memory was 69.2MB in the beginning and 113.2MB in the end (delta: 44.0MB). Free memory was 43.3MB in the beginning and 46.2MB in the end (delta: -3.0MB). Peak memory consumption was 52.1MB. 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: 7077]: 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