./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_change.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c091e2ee 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_change.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.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-c091e2e-m [2024-08-13 20:21:52,127 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 20:21:52,192 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-13 20:21:52,197 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 20:21:52,197 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 20:21:52,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 20:21:52,221 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 20:21:52,221 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 20:21:52,222 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 20:21:52,225 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 20:21:52,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 20:21:52,225 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 20:21:52,226 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 20:21:52,226 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 20:21:52,226 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 20:21:52,226 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 20:21:52,226 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-13 20:21:52,226 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 20:21:52,227 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 20:21:52,227 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 20:21:52,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 20:21:52,228 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 20:21:52,229 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 20:21:52,229 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 20:21:52,229 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 20:21:52,229 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 20:21:52,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 20:21:52,230 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 20:21:52,230 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 20:21:52,230 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 20:21:52,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 20:21:52,231 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 20:21:52,231 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 20:21:52,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 20:21:52,231 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-13 20:21:52,232 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 20:21:52,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-13 20:21:52,232 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 20:21:52,232 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 20:21:52,232 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 20:21:52,233 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 20:21:52,233 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 20:21:52,233 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-13 20:21:52,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 20:21:52,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 20:21:52,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 20:21:52,455 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 20:21:52,456 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 20:21:52,457 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.yml/witness.yml [2024-08-13 20:21:52,627 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 20:21:52,627 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 20:21:52,627 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2024-08-13 20:21:53,974 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 20:21:54,380 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 20:21:54,380 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2024-08-13 20:21:54,416 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/107561fd9/7368e4376de142f38a7dcd6dea738d5d/FLAG8052537e5 [2024-08-13 20:21:54,430 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/107561fd9/7368e4376de142f38a7dcd6dea738d5d [2024-08-13 20:21:54,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 20:21:54,432 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 20:21:54,432 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 20:21:54,434 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 20:21:54,438 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 20:21:54,438 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:21:52" (1/2) ... [2024-08-13 20:21:54,439 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7db19df8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 08:21:54, skipping insertion in model container [2024-08-13 20:21:54,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:21:52" (1/2) ... [2024-08-13 20:21:54,440 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50824f12 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 08:21:54, skipping insertion in model container [2024-08-13 20:21:54,441 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 08:21:54" (2/2) ... [2024-08-13 20:21:54,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7db19df8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:21:54, skipping insertion in model container [2024-08-13 20:21:54,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 08:21:54" (2/2) ... [2024-08-13 20:21:54,442 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-13 20:21:54,599 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 20:21:54,600 INFO L97 edCorrectnessWitness]: Location invariant before [L7069-L7069] ((((! multithreaded || 0 <= whoop_int) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-13 20:21:54,600 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] ((((! multithreaded || 0 <= whoop_int) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-13 20:21:54,600 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-13 20:21:54,600 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-08-13 20:21:54,683 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 20:22:00,254 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 20:22:00,254 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 20:22:00,342 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 20:22:00,357 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-13 20:22:00,473 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 20:22:00,475 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 20:22:00,475 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 20:22:00,476 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 20:22:00,557 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-13 20:22:00,588 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 20:22:00,589 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-08-13 20:22:00,602 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-08-13 20:22:00,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50824f12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:00, skipping insertion in model container [2024-08-13 20:22:00,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 20:22:00,603 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-13 20:22:00,605 INFO L158 Benchmark]: Toolchain (without parser) took 6172.60ms. Allocated memory is still 188.7MB. Free memory was 144.2MB in the beginning and 67.1MB in the end (delta: 77.0MB). Peak memory consumption was 106.4MB. Max. memory is 16.1GB. [2024-08-13 20:22:00,605 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 121.6MB. Free memory was 83.0MB in the beginning and 82.9MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:22:00,605 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:22:00,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6170.94ms. Allocated memory is still 188.7MB. Free memory was 144.2MB in the beginning and 67.1MB in the end (delta: 77.0MB). Peak memory consumption was 106.4MB. Max. memory is 16.1GB. [2024-08-13 20:22:00,607 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 0.20ms. Allocated memory is still 121.6MB. Free memory was 83.0MB in the beginning and 82.9MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 121.6MB. Free memory is still 95.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6170.94ms. Allocated memory is still 188.7MB. Free memory was 144.2MB in the beginning and 67.1MB in the end (delta: 77.0MB). 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: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_init 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_change.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.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-c091e2e-m [2024-08-13 20:22:02,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-13 20:22:02,538 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-13 20:22:02,543 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-13 20:22:02,544 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-13 20:22:02,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-13 20:22:02,571 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-13 20:22:02,572 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-13 20:22:02,572 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-13 20:22:02,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-13 20:22:02,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-13 20:22:02,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-13 20:22:02,573 INFO L153 SettingsManager]: * Use SBE=true [2024-08-13 20:22:02,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-13 20:22:02,574 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-13 20:22:02,574 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-13 20:22:02,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-13 20:22:02,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-13 20:22:02,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-13 20:22:02,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-13 20:22:02,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-13 20:22:02,579 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-13 20:22:02,580 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-13 20:22:02,580 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-13 20:22:02,580 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-13 20:22:02,580 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-13 20:22:02,580 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-13 20:22:02,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-13 20:22:02,584 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-13 20:22:02,584 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-13 20:22:02,584 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-13 20:22:02,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-13 20:22:02,585 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-13 20:22:02,585 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-13 20:22:02,585 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-13 20:22:02,585 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-13 20:22:02,585 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-13 20:22:02,585 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-13 20:22:02,586 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-13 20:22:02,586 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-13 20:22:02,586 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-13 20:22:02,586 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-13 20:22:02,586 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-13 20:22:02,587 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-13 20:22:02,587 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-13 20:22:02,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-13 20:22:02,910 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-13 20:22:02,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-13 20:22:02,918 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-13 20:22:02,918 INFO L274 PluginConnector]: CDTParser initialized [2024-08-13 20:22:02,919 INFO L431 ainManager$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_change.i [2024-08-13 20:22:04,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-13 20:22:04,740 INFO L384 CDTParser]: Found 1 translation units. [2024-08-13 20:22:04,740 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2024-08-13 20:22:04,775 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4789dcdce/e69c5d204028424eae2dc5b3e1fc8b15/FLAG0c382d22c [2024-08-13 20:22:04,788 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4789dcdce/e69c5d204028424eae2dc5b3e1fc8b15 [2024-08-13 20:22:04,790 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-13 20:22:04,791 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-13 20:22:04,792 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.yml/witness.yml [2024-08-13 20:22:04,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-13 20:22:04,917 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-13 20:22:04,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-13 20:22:04,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-13 20:22:04,922 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-13 20:22:04,923 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 08:22:04" (1/2) ... [2024-08-13 20:22:04,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@742cded8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:04, skipping insertion in model container [2024-08-13 20:22:04,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 08:22:04" (1/2) ... [2024-08-13 20:22:04,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b6419f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 08:22:04, skipping insertion in model container [2024-08-13 20:22:04,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:22:04" (2/2) ... [2024-08-13 20:22:04,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@742cded8 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 08:22:04, skipping insertion in model container [2024-08-13 20:22:04,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.08 08:22:04" (2/2) ... [2024-08-13 20:22:04,927 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-13 20:22:05,056 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-13 20:22:05,057 INFO L97 edCorrectnessWitness]: Location invariant before [L7070-L7070] ((((! multithreaded || 0 <= whoop_int) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-13 20:22:05,057 INFO L97 edCorrectnessWitness]: Location invariant before [L7069-L7069] ((((! multithreaded || 0 <= whoop_int) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-13 20:22:05,057 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-13 20:22:05,057 INFO L106 edCorrectnessWitness]: ghost_update [L7068-L7068] multithreaded = 1; [2024-08-13 20:22:05,143 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-13 20:22:08,376 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 20:22:08,377 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 20:22:08,442 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-13 20:22:08,462 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-13 20:22:08,615 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 20:22:08,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 20:22:08,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 20:22:08,617 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-13 20:22:08,703 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-13 20:22:08,763 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-13 20:22:08,764 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-08-13 20:22:08,778 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_init [2024-08-13 20:22:08,779 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5b6419f1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.08 08:22:08, skipping insertion in model container [2024-08-13 20:22:08,779 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-13 20:22:08,779 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-13 20:22:08,781 INFO L158 Benchmark]: Toolchain (without parser) took 3862.97ms. Allocated memory was 81.8MB in the beginning and 151.0MB in the end (delta: 69.2MB). Free memory was 57.0MB in the beginning and 92.3MB in the end (delta: -35.2MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2024-08-13 20:22:08,781 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 81.8MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:22:08,782 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 81.8MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-13 20:22:08,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3860.87ms. Allocated memory was 81.8MB in the beginning and 151.0MB in the end (delta: 69.2MB). Free memory was 57.0MB in the beginning and 92.3MB in the end (delta: -35.2MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2024-08-13 20:22:08,783 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 81.8MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 81.8MB. Free memory is still 36.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3860.87ms. Allocated memory was 81.8MB in the beginning and 151.0MB in the end (delta: 69.2MB). Free memory was 57.0MB in the beginning and 92.3MB in the end (delta: -35.2MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_init 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