./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.2024-08-20_10-08-36.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da67795f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i ./goblint.2024-08-20_10-08-36.files/protection-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.dk.goblint-eval-da67795-m [2024-08-26 19:29:00,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-26 19:29:00,088 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-26 19:29:00,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-26 19:29:00,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-26 19:29:00,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-26 19:29:00,116 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-26 19:29:00,116 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-26 19:29:00,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-26 19:29:00,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-26 19:29:00,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-26 19:29:00,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-26 19:29:00,118 INFO L153 SettingsManager]: * Use SBE=true [2024-08-26 19:29:00,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-26 19:29:00,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-26 19:29:00,119 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-26 19:29:00,119 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-26 19:29:00,119 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-26 19:29:00,120 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-26 19:29:00,120 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-26 19:29:00,122 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-26 19:29:00,123 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-26 19:29:00,123 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-26 19:29:00,123 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-26 19:29:00,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-26 19:29:00,123 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-26 19:29:00,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-26 19:29:00,124 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-26 19:29:00,124 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-26 19:29:00,124 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-26 19:29:00,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 19:29:00,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-26 19:29:00,125 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-26 19:29:00,125 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-26 19:29:00,125 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-26 19:29:00,126 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-26 19:29:00,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-26 19:29:00,126 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-26 19:29:00,126 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-26 19:29:00,127 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-26 19:29:00,127 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-26 19:29:00,127 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-26 19:29:00,127 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-26 19:29:00,364 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-26 19:29:00,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-26 19:29:00,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-26 19:29:00,397 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-26 19:29:00,398 INFO L274 PluginConnector]: CDTParser initialized [2024-08-26 19:29:00,399 INFO L431 ainManager$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 [2024-08-26 19:29:01,801 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-26 19:29:02,185 INFO L384 CDTParser]: Found 1 translation units. [2024-08-26 19:29:02,185 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2024-08-26 19:29:02,226 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cd59a74c9/15b929b95cb74f718a761b2d4b378f45/FLAG12991a304 [2024-08-26 19:29:02,240 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cd59a74c9/15b929b95cb74f718a761b2d4b378f45 [2024-08-26 19:29:02,242 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-26 19:29:02,243 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-26 19:29:02,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.yml/witness.yml [2024-08-26 19:29:02,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-26 19:29:02,300 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-26 19:29:02,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-26 19:29:02,301 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-26 19:29:02,305 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-26 19:29:02,306 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:29:02" (1/2) ... [2024-08-26 19:29:02,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96629fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:29:02, skipping insertion in model container [2024-08-26 19:29:02,307 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:29:02" (1/2) ... [2024-08-26 19:29:02,308 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3619425e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:29:02, skipping insertion in model container [2024-08-26 19:29:02,308 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 07:29:02" (2/2) ... [2024-08-26 19:29:02,309 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@96629fd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 07:29:02, skipping insertion in model container [2024-08-26 19:29:02,324 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 07:29:02" (2/2) ... [2024-08-26 19:29:02,324 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-26 19:29:02,443 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-26 19:29:02,443 INFO L1541 ArrayList]: Location invariant before [L7070-L7070] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-26 19:29:02,443 INFO L1541 ArrayList]: Location invariant before [L7069-L7069] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-26 19:29:02,443 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-08-26 19:29:02,443 INFO L1541 ArrayList]: ghost_update [L7068-L7068] multithreaded = 1; [2024-08-26 19:29:02,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-26 19:29:06,816 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:06,817 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:06,917 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 19:29:06,935 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-26 19:29:07,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-26 19:29:07,053 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-26 19:29:07,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-26 19:29:07,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-26 19:29:07,131 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-26 19:29:07,221 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:07,221 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-08-26 19:29:07,234 ERROR L335 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-08-26 19:29:07,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3619425e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 07:29:07, skipping insertion in model container [2024-08-26 19:29:07,235 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-26 19:29:07,236 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-26 19:29:07,237 INFO L158 Benchmark]: Toolchain (without parser) took 4937.06ms. Allocated memory is still 161.5MB. Free memory was 77.4MB in the beginning and 96.5MB in the end (delta: -19.0MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2024-08-26 19:29:07,238 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory was 74.9MB in the beginning and 74.8MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 19:29:07,238 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 161.5MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 19:29:07,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4935.39ms. Allocated memory is still 161.5MB. Free memory was 77.3MB in the beginning and 96.5MB in the end (delta: -19.2MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2024-08-26 19:29:07,240 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 113.2MB. Free memory was 74.9MB in the beginning and 74.8MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 161.5MB. Free memory is still 79.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4935.39ms. Allocated memory is still 161.5MB. Free memory was 77.3MB in the beginning and 96.5MB in the end (delta: -19.2MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_cleanup RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally 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.2024-08-20_10-08-36.files/protection-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.dk.goblint-eval-da67795-m [2024-08-26 19:29:09,120 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-26 19:29:09,189 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-26 19:29:09,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-26 19:29:09,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-26 19:29:09,213 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-26 19:29:09,213 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-26 19:29:09,214 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-26 19:29:09,214 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-26 19:29:09,214 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-26 19:29:09,215 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-26 19:29:09,215 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-26 19:29:09,215 INFO L153 SettingsManager]: * Use SBE=true [2024-08-26 19:29:09,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-26 19:29:09,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-26 19:29:09,216 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-26 19:29:09,216 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-26 19:29:09,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-26 19:29:09,216 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-26 19:29:09,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-26 19:29:09,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-26 19:29:09,220 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-26 19:29:09,220 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-26 19:29:09,220 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-26 19:29:09,223 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-26 19:29:09,223 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-26 19:29:09,223 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-26 19:29:09,223 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-26 19:29:09,224 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-26 19:29:09,224 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-26 19:29:09,224 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-26 19:29:09,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-26 19:29:09,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-26 19:29:09,224 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-26 19:29:09,224 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-26 19:29:09,225 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-26 19:29:09,225 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-26 19:29:09,225 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-26 19:29:09,225 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-26 19:29:09,225 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-26 19:29:09,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-26 19:29:09,226 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-26 19:29:09,226 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-26 19:29:09,226 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-26 19:29:09,226 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-26 19:29:09,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-26 19:29:09,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-26 19:29:09,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-26 19:29:09,530 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-26 19:29:09,534 INFO L274 PluginConnector]: CDTParser initialized [2024-08-26 19:29:09,536 INFO L431 ainManager$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 [2024-08-26 19:29:10,883 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-26 19:29:11,306 INFO L384 CDTParser]: Found 1 translation units. [2024-08-26 19:29:11,307 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.i [2024-08-26 19:29:11,345 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/13fcf76ef/6704a8d56e5b4e50a8bd240a50cc6414/FLAG2a3328bd8 [2024-08-26 19:29:11,359 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/13fcf76ef/6704a8d56e5b4e50a8bd240a50cc6414 [2024-08-26 19:29:11,362 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-26 19:29:11,363 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-26 19:29:11,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-20_10-08-36.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_open_pc8736x_gpio_change.yml/witness.yml [2024-08-26 19:29:11,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-26 19:29:11,424 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-26 19:29:11,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-26 19:29:11,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-26 19:29:11,430 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-26 19:29:11,431 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:29:11" (1/2) ... [2024-08-26 19:29:11,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2d3efc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:29:11, skipping insertion in model container [2024-08-26 19:29:11,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 07:29:11" (1/2) ... [2024-08-26 19:29:11,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35f8ade3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 07:29:11, skipping insertion in model container [2024-08-26 19:29:11,434 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 07:29:11" (2/2) ... [2024-08-26 19:29:11,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2d3efc and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 07:29:11, skipping insertion in model container [2024-08-26 19:29:11,434 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 26.08 07:29:11" (2/2) ... [2024-08-26 19:29:11,434 INFO L85 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-26 19:29:11,602 INFO L99 nessWitnessExtractor]: Found the following entries in the witness: [2024-08-26 19:29:11,603 INFO L1541 ArrayList]: Location invariant before [L7070-L7070] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-26 19:29:11,603 INFO L1541 ArrayList]: Location invariant before [L7069-L7069] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-26 19:29:11,603 INFO L1541 ArrayList]: ghost_variable multithreaded = 0 [2024-08-26 19:29:11,603 INFO L1541 ArrayList]: ghost_update [L7068-L7068] multithreaded = 1; [2024-08-26 19:29:11,719 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-26 19:29:16,143 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:16,144 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:16,214 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-26 19:29:16,233 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-26 19:29:16,364 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-26 19:29:16,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-26 19:29:16,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-26 19:29:16,366 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-08-26 19:29:16,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-26 19:29:16,505 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-26 19:29:16,506 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-08-26 19:29:16,520 ERROR L335 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-08-26 19:29:16,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@35f8ade3 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 26.08 07:29:16, skipping insertion in model container [2024-08-26 19:29:16,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-26 19:29:16,522 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-26 19:29:16,523 INFO L158 Benchmark]: Toolchain (without parser) took 5098.34ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 38.6MB in the beginning and 49.9MB in the end (delta: -11.2MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2024-08-26 19:29:16,523 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 24.6MB in the beginning and 24.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 19:29:16,524 INFO L158 Benchmark]: Witness Parser took 1.22ms. Allocated memory is still 73.4MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-26 19:29:16,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5095.33ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 38.4MB in the beginning and 49.9MB in the end (delta: -11.5MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2024-08-26 19:29:16,526 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory was 24.6MB in the beginning and 24.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.22ms. Allocated memory is still 73.4MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5095.33ms. Allocated memory was 73.4MB in the beginning and 117.4MB in the end (delta: 44.0MB). Free memory was 38.4MB in the beginning and 49.9MB in the end (delta: -11.5MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 7069]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_cleanup RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN