./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-08-08_07-59-58.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 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_change_pc8736x_gpio_current.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.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 [2024-08-14 08:33:33,723 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 08:33:33,792 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-14 08:33:33,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 08:33:33,800 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 08:33:33,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 08:33:33,832 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 08:33:33,833 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 08:33:33,833 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 08:33:33,834 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 08:33:33,835 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 08:33:33,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 08:33:33,836 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 08:33:33,836 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 08:33:33,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 08:33:33,838 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 08:33:33,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-14 08:33:33,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 08:33:33,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 08:33:33,839 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 08:33:33,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 08:33:33,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 08:33:33,844 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 08:33:33,844 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 08:33:33,844 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 08:33:33,844 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 08:33:33,845 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 08:33:33,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 08:33:33,845 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 08:33:33,845 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 08:33:33,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 08:33:33,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 08:33:33,846 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 08:33:33,846 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 08:33:33,847 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-14 08:33:33,847 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 08:33:33,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-14 08:33:33,847 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 08:33:33,848 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 08:33:33,849 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 08:33:33,849 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 08:33:33,849 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 08:33:33,850 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 08:33:34,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 08:33:34,158 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 08:33:34,161 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 08:33:34,162 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 08:33:34,163 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 08:33:34,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-08-14 08:33:35,551 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 08:33:36,030 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 08:33:36,030 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-08-14 08:33:36,080 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/394fdb6b3/0a33d45d1f644a229b53ab57b5c6ab69/FLAGac11d5f9c [2024-08-14 08:33:36,101 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/394fdb6b3/0a33d45d1f644a229b53ab57b5c6ab69 [2024-08-14 08:33:36,104 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 08:33:36,105 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 08:33:36,106 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml [2024-08-14 08:33:36,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 08:33:36,204 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 08:33:36,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 08:33:36,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 08:33:36,212 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 08:33:36,213 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:33:36" (1/2) ... [2024-08-14 08:33:36,214 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5410e969 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:33:36, skipping insertion in model container [2024-08-14 08:33:36,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:33:36" (1/2) ... [2024-08-14 08:33:36,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d26e9ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:33:36, skipping insertion in model container [2024-08-14 08:33:36,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 08:33:36" (2/2) ... [2024-08-14 08:33:36,217 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5410e969 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 08:33:36, skipping insertion in model container [2024-08-14 08:33:36,217 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 08:33:36" (2/2) ... [2024-08-14 08:33:36,218 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 08:33:36,395 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 08:33:36,396 INFO L97 edCorrectnessWitness]: Location invariant before [L7078-L7078] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-14 08:33:36,396 INFO L97 edCorrectnessWitness]: Location invariant before [L7077-L7077] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-14 08:33:36,396 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-14 08:33:36,397 INFO L106 edCorrectnessWitness]: ghost_update [L7076-L7076] multithreaded = 1; [2024-08-14 08:33:36,496 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 08:33:40,436 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-14 08:33:40,437 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-14 08:33:40,530 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 08:33:40,551 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-14 08:33:40,765 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] [2024-08-14 08:33:40,767 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] [2024-08-14 08:33:40,767 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] [2024-08-14 08:33:40,767 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] [2024-08-14 08:33:40,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-14 08:33:40,998 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-14 08:33:40,999 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-08-14 08:33:41,041 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-08-14 08:33:41,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d26e9ec and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 08:33:41, skipping insertion in model container [2024-08-14 08:33:41,045 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 08:33:41,045 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-14 08:33:41,047 INFO L158 Benchmark]: Toolchain (without parser) took 4841.95ms. Allocated memory was 144.7MB in the beginning and 211.8MB in the end (delta: 67.1MB). Free memory was 106.2MB in the beginning and 142.7MB in the end (delta: -36.4MB). Peak memory consumption was 97.4MB. Max. memory is 16.1GB. [2024-08-14 08:33:41,048 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 144.7MB. Free memory is still 116.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 08:33:41,048 INFO L158 Benchmark]: Witness Parser took 0.51ms. Allocated memory is still 144.7MB. Free memory is still 109.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 08:33:41,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4839.03ms. Allocated memory was 144.7MB in the beginning and 211.8MB in the end (delta: 67.1MB). Free memory was 106.2MB in the beginning and 142.7MB in the end (delta: -36.4MB). Peak memory consumption was 97.4MB. Max. memory is 16.1GB. [2024-08-14 08:33:41,054 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 144.7MB. Free memory is still 116.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.51ms. Allocated memory is still 144.7MB. Free memory is still 109.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4839.03ms. Allocated memory was 144.7MB in the beginning and 211.8MB in the end (delta: 67.1MB). Free memory was 106.2MB in the beginning and 142.7MB in the end (delta: -36.4MB). Peak memory consumption was 97.4MB. 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: 7077]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_cleanup RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i ./goblint.2024-08-08_07-59-58.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.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 [2024-08-14 08:33:43,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-14 08:33:43,201 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-14 08:33:43,214 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-14 08:33:43,215 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-14 08:33:43,249 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-14 08:33:43,250 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-14 08:33:43,250 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-14 08:33:43,251 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-14 08:33:43,251 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-14 08:33:43,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-14 08:33:43,252 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-14 08:33:43,252 INFO L153 SettingsManager]: * Use SBE=true [2024-08-14 08:33:43,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-14 08:33:43,253 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-14 08:33:43,255 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-14 08:33:43,256 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-14 08:33:43,258 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-14 08:33:43,258 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-14 08:33:43,258 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-14 08:33:43,259 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-14 08:33:43,259 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-14 08:33:43,259 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-14 08:33:43,260 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-14 08:33:43,261 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-14 08:33:43,262 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-14 08:33:43,262 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-14 08:33:43,262 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-14 08:33:43,262 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-14 08:33:43,263 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-14 08:33:43,263 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-14 08:33:43,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-14 08:33:43,263 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-14 08:33:43,264 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-14 08:33:43,264 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-14 08:33:43,264 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-14 08:33:43,265 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-14 08:33:43,265 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-14 08:33:43,267 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-14 08:33:43,267 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-14 08:33:43,267 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-14 08:33:43,267 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-14 08:33:43,267 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-14 08:33:43,268 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-14 08:33:43,268 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-08-14 08:33:43,603 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-14 08:33:43,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-14 08:33:43,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-14 08:33:43,632 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-14 08:33:43,633 INFO L274 PluginConnector]: CDTParser initialized [2024-08-14 08:33:43,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-08-14 08:33:45,155 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-14 08:33:45,661 INFO L384 CDTParser]: Found 1 translation units. [2024-08-14 08:33:45,662 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2024-08-14 08:33:45,707 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7fb201103/614ab4df03c44097be281df4771f30b3/FLAG09b2dcdce [2024-08-14 08:33:45,745 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7fb201103/614ab4df03c44097be281df4771f30b3 [2024-08-14 08:33:45,749 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-14 08:33:45,749 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-14 08:33:45,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/protection-ghost/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.yml/witness.yml [2024-08-14 08:33:45,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-14 08:33:45,866 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-14 08:33:45,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-14 08:33:45,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-14 08:33:45,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-14 08:33:45,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:33:45" (1/2) ... [2024-08-14 08:33:45,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e88e655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:33:45, skipping insertion in model container [2024-08-14 08:33:45,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 08:33:45" (1/2) ... [2024-08-14 08:33:45,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f05ddbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 08:33:45, skipping insertion in model container [2024-08-14 08:33:45,876 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 08:33:45" (2/2) ... [2024-08-14 08:33:45,877 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e88e655 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 08:33:45, skipping insertion in model container [2024-08-14 08:33:45,877 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 14.08 08:33:45" (2/2) ... [2024-08-14 08:33:45,879 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-14 08:33:46,065 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-14 08:33:46,066 INFO L97 edCorrectnessWitness]: Location invariant before [L7077-L7077] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-14 08:33:46,066 INFO L97 edCorrectnessWitness]: Location invariant before [L7078-L7078] ((((! multithreaded || _whoop_exit == & pc8736x_gpio_cleanup) && (! multithreaded || 0 <= whoop_int)) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || _whoop_init == & pc8736x_gpio_init)) && (! multithreaded || (unsigned int )default_alloc_size == 4U) [2024-08-14 08:33:46,067 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-08-14 08:33:46,068 INFO L106 edCorrectnessWitness]: ghost_update [L7076-L7076] multithreaded = 1; [2024-08-14 08:33:46,189 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-14 08:33:49,804 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-14 08:33:49,805 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-14 08:33:49,889 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-14 08:33:49,911 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-08-14 08:33:50,102 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] [2024-08-14 08:33:50,104 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] [2024-08-14 08:33:50,105 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] [2024-08-14 08:33:50,105 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] [2024-08-14 08:33:50,360 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-08-14 08:33:50,404 WARN L1645 CHandler]: Possible shadowing of function iminor [2024-08-14 08:33:50,405 WARN L1645 CHandler]: Possible shadowing of function iminor Start Parsing Local Start Parsing Local [2024-08-14 08:33:50,422 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: pc8736x_gpio_cleanup [2024-08-14 08:33:50,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f05ddbd and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 14.08 08:33:50, skipping insertion in model container [2024-08-14 08:33:50,422 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-14 08:33:50,423 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-14 08:33:50,425 INFO L158 Benchmark]: Toolchain (without parser) took 4558.06ms. Allocated memory was 58.7MB in the beginning and 115.3MB in the end (delta: 56.6MB). Free memory was 25.1MB in the beginning and 47.0MB in the end (delta: -21.9MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-08-14 08:33:50,425 INFO L158 Benchmark]: CDTParser took 0.96ms. Allocated memory is still 46.1MB. Free memory was 27.3MB in the beginning and 27.2MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 08:33:50,426 INFO L158 Benchmark]: Witness Parser took 1.09ms. Allocated memory is still 58.7MB. Free memory is still 28.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-14 08:33:50,426 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4555.87ms. Allocated memory was 58.7MB in the beginning and 115.3MB in the end (delta: 56.6MB). Free memory was 25.0MB in the beginning and 47.0MB in the end (delta: -22.0MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-08-14 08:33:50,428 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.96ms. Allocated memory is still 46.1MB. Free memory was 27.3MB in the beginning and 27.2MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.09ms. Allocated memory is still 58.7MB. Free memory is still 28.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4555.87ms. Allocated memory was 58.7MB in the beginning and 115.3MB in the end (delta: 56.6MB). Free memory was 25.0MB in the beginning and 47.0MB in the end (delta: -22.0MB). Peak memory consumption was 39.6MB. 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: 7077]: Incorrect Syntax Undeclared variable in ACSL expression: pc8736x_gpio_cleanup RESULT: Ultimate could not prove your program: Incorrect Syntax Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN