./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2520d7ca 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.2024-06-19_11-23-25.files/mutex-meet-nonrel/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.fs.goblint-validation-2520d7c-m [2024-07-17 19:45:39,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 19:45:39,902 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-17 19:45:39,907 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 19:45:39,908 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 19:45:39,931 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 19:45:39,932 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 19:45:39,932 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 19:45:39,933 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 19:45:39,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 19:45:39,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 19:45:39,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 19:45:39,937 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 19:45:39,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 19:45:39,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 19:45:39,938 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 19:45:39,939 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-17 19:45:39,939 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 19:45:39,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 19:45:39,939 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 19:45:39,939 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 19:45:39,940 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 19:45:39,940 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 19:45:39,940 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 19:45:39,940 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 19:45:39,941 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 19:45:39,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 19:45:39,941 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 19:45:39,941 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 19:45:39,942 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 19:45:39,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 19:45:39,943 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 19:45:39,943 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 19:45:39,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 19:45:39,943 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-17 19:45:39,943 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 19:45:39,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-17 19:45:39,943 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 19:45:39,944 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 19:45:39,944 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 19:45:39,944 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 19:45:39,944 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 19:45:39,944 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-17 19:45:40,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 19:45:40,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 19:45:40,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 19:45:40,202 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 19:45:40,203 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 19:45:40,204 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml [2024-07-17 19:45:40,312 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 19:45:40,313 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 19:45:40,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-07-17 19:45:41,268 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 19:45:41,766 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 19:45:41,767 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-07-17 19:45:41,809 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/61d3ab536/95763a8563bc4c7aaf709e2f474fb220/FLAG772732e75 [2024-07-17 19:45:41,827 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/61d3ab536/95763a8563bc4c7aaf709e2f474fb220 [2024-07-17 19:45:41,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 19:45:41,829 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 19:45:41,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:41,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 19:45:41,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 19:45:41,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:40" (1/2) ... [2024-07-17 19:45:41,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222bca81 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:41, skipping insertion in model container [2024-07-17 19:45:41,839 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:40" (1/2) ... [2024-07-17 19:45:41,840 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e177b53 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:41, skipping insertion in model container [2024-07-17 19:45:41,840 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:41" (2/2) ... [2024-07-17 19:45:41,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222bca81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:41, skipping insertion in model container [2024-07-17 19:45:41,841 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:41" (2/2) ... [2024-07-17 19:45:41,842 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 19:45:41,975 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 19:45:41,976 INFO L97 edCorrectnessWitness]: Location invariant before [L7071-L7071] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-17 19:45:41,976 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-17 19:45:41,977 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 19:45:41,977 INFO L106 edCorrectnessWitness]: ghost_update [L7069-L7069] multithreaded = 1; [2024-07-17 19:45:42,053 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 19:45:45,831 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:45,833 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:45,898 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 19:45:45,910 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-17 19:45:46,042 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] [2024-07-17 19:45:46,044 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] [2024-07-17 19:45:46,044 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] [2024-07-17 19:45:46,044 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] [2024-07-17 19:45:46,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-07-17 19:45:46,192 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:46,192 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-07-17 19:45:46,206 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-07-17 19:45:46,206 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e177b53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:46, skipping insertion in model container [2024-07-17 19:45:46,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:46,207 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-17 19:45:46,209 INFO L158 Benchmark]: Toolchain (without parser) took 4378.43ms. Allocated memory is still 163.6MB. Free memory was 125.7MB in the beginning and 86.7MB in the end (delta: 39.0MB). Peak memory consumption was 106.4MB. Max. memory is 16.1GB. [2024-07-17 19:45:46,209 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 125.8MB. Free memory was 85.5MB in the beginning and 85.4MB in the end (delta: 93.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:45:46,210 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:45:46,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4375.39ms. Allocated memory is still 163.6MB. Free memory was 125.7MB in the beginning and 86.7MB in the end (delta: 39.0MB). Peak memory consumption was 106.4MB. Max. memory is 16.1GB. [2024-07-17 19:45:46,212 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 125.8MB. Free memory was 85.5MB in the beginning and 85.4MB in the end (delta: 93.8kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 125.8MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4375.39ms. Allocated memory is still 163.6MB. Free memory was 125.7MB in the beginning and 86.7MB in the end (delta: 39.0MB). Peak memory consumption was 106.4MB. 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.2024-06-19_11-23-25.files/mutex-meet-nonrel/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.fs.goblint-validation-2520d7c-m [2024-07-17 19:45:47,981 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 19:45:48,023 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-07-17 19:45:48,035 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 19:45:48,036 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 19:45:48,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 19:45:48,061 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 19:45:48,061 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 19:45:48,062 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 19:45:48,063 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 19:45:48,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 19:45:48,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 19:45:48,064 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 19:45:48,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 19:45:48,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 19:45:48,066 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 19:45:48,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 19:45:48,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 19:45:48,069 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 19:45:48,069 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 19:45:48,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 19:45:48,070 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-07-17 19:45:48,070 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 19:45:48,071 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-07-17 19:45:48,071 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 19:45:48,071 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 19:45:48,071 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 19:45:48,072 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 19:45:48,072 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 19:45:48,072 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 19:45:48,073 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 19:45:48,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 19:45:48,073 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 19:45:48,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 19:45:48,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 19:45:48,074 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-07-17 19:45:48,074 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 19:45:48,074 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-07-17 19:45:48,074 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 19:45:48,075 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 19:45:48,075 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 19:45:48,075 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 19:45:48,075 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 19:45:48,075 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-07-17 19:45:48,076 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-07-17 19:45:48,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 19:45:48,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 19:45:48,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 19:45:48,379 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 19:45:48,379 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 19:45:48,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.yml/witness.yml [2024-07-17 19:45:48,452 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 19:45:48,453 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 19:45:48,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-07-17 19:45:49,545 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 19:45:49,901 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 19:45:49,902 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_get.i [2024-07-17 19:45:49,941 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5f2dc51ba/06a7da41cd5e452b928445c3e0b7afeb/FLAGa32b7c21b [2024-07-17 19:45:49,956 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5f2dc51ba/06a7da41cd5e452b928445c3e0b7afeb [2024-07-17 19:45:49,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 19:45:49,958 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 19:45:49,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:49,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 19:45:49,964 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 19:45:49,964 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:48" (1/2) ... [2024-07-17 19:45:49,965 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d938272 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:49, skipping insertion in model container [2024-07-17 19:45:49,965 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:45:48" (1/2) ... [2024-07-17 19:45:49,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e1c8a4e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:45:49, skipping insertion in model container [2024-07-17 19:45:49,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:49" (2/2) ... [2024-07-17 19:45:49,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d938272 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:49, skipping insertion in model container [2024-07-17 19:45:49,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:45:49" (2/2) ... [2024-07-17 19:45:49,967 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 19:45:50,084 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 19:45:50,086 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-17 19:45:50,086 INFO L97 edCorrectnessWitness]: Location invariant before [L7071-L7071] (((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || (unsigned int )default_alloc_size == 4U)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init) [2024-07-17 19:45:50,086 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 19:45:50,086 INFO L106 edCorrectnessWitness]: ghost_update [L7069-L7069] multithreaded = 1; [2024-07-17 19:45:50,162 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 19:45:53,156 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:53,159 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:53,232 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 19:45:53,251 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-17 19:45:53,414 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] [2024-07-17 19:45:53,416 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] [2024-07-17 19:45:53,416 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] [2024-07-17 19:45:53,416 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] [2024-07-17 19:45:53,523 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-07-17 19:45:53,555 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-07-17 19:45:53,555 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-07-17 19:45:53,586 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-07-17 19:45:53,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e1c8a4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:45:53, skipping insertion in model container [2024-07-17 19:45:53,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 19:45:53,587 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-17 19:45:53,588 INFO L158 Benchmark]: Toolchain (without parser) took 3629.04ms. Allocated memory was 62.9MB in the beginning and 102.8MB in the end (delta: 39.8MB). Free memory was 26.5MB in the beginning and 46.6MB in the end (delta: -20.1MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2024-07-17 19:45:53,589 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 62.9MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:45:53,589 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 36.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:45:53,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3626.44ms. Allocated memory was 62.9MB in the beginning and 102.8MB in the end (delta: 39.8MB). Free memory was 26.2MB in the beginning and 46.6MB in the end (delta: -20.4MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2024-07-17 19:45:53,591 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 0.17ms. Allocated memory is still 62.9MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 36.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3626.44ms. Allocated memory was 62.9MB in the beginning and 102.8MB in the end (delta: 39.8MB). Free memory was 26.2MB in the beginning and 46.6MB in the end (delta: -20.4MB). Peak memory consumption was 46.3MB. 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