./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --cacsl2boogietranslator.check.unreachability.of.reach_error.function false --validate ./goblint.2024-05-21_14-57-05.files/mutex-meet/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version bcb38a6f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i ./goblint.2024-05-21_14-57-05.files/mutex-meet/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_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-bcb38a6-m [2024-06-04 16:21:03,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-04 16:21:03,634 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-04 16:21:03,637 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-04 16:21:03,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-04 16:21:03,651 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-04 16:21:03,651 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-04 16:21:03,652 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-04 16:21:03,652 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-04 16:21:03,655 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-04 16:21:03,655 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-04 16:21:03,656 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-04 16:21:03,657 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-04 16:21:03,657 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-04 16:21:03,658 INFO L153 SettingsManager]: * Use SBE=true [2024-06-04 16:21:03,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-04 16:21:03,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-04 16:21:03,658 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-04 16:21:03,658 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-04 16:21:03,659 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-04 16:21:03,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-04 16:21:03,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-04 16:21:03,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-04 16:21:03,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-04 16:21:03,660 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-04 16:21:03,661 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-04 16:21:03,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-04 16:21:03,661 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-04 16:21:03,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-04 16:21:03,662 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-04 16:21:03,662 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-04 16:21:03,662 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-04 16:21:03,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-04 16:21:03,663 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-04 16:21:03,663 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-04 16:21:03,663 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-04 16:21:03,663 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-04 16:21:03,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-04 16:21:03,664 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-04 16:21:03,664 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-04 16:21:03,664 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-04 16:21:03,664 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-04 16:21:03,664 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-04 16:21:03,664 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-04 16:21:03,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-04 16:21:03,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-04 16:21:03,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-04 16:21:03,871 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-04 16:21:03,871 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-04 16:21:03,872 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml [2024-06-04 16:21:03,988 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-04 16:21:03,988 INFO L274 PluginConnector]: CDTParser initialized [2024-06-04 16:21:03,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-06-04 16:21:05,073 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-04 16:21:05,483 INFO L384 CDTParser]: Found 1 translation units. [2024-06-04 16:21:05,484 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-06-04 16:21:05,513 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/014bc1e01/e980bd5de09c4b7c97fc8f3c9d4dc335/FLAG25ff53c9d [2024-06-04 16:21:05,525 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/014bc1e01/e980bd5de09c4b7c97fc8f3c9d4dc335 [2024-06-04 16:21:05,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-04 16:21:05,527 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-04 16:21:05,530 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-04 16:21:05,530 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-04 16:21:05,533 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-04 16:21:05,534 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 04.06 04:21:03" (1/2) ... [2024-06-04 16:21:05,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6685e850 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 04:21:05, skipping insertion in model container [2024-06-04 16:21:05,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 04.06 04:21:03" (1/2) ... [2024-06-04 16:21:05,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9d21d1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 04:21:05, skipping insertion in model container [2024-06-04 16:21:05,537 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.06 04:21:05" (2/2) ... [2024-06-04 16:21:05,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6685e850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 04:21:05, skipping insertion in model container [2024-06-04 16:21:05,538 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.06 04:21:05" (2/2) ... [2024-06-04 16:21:05,538 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-04 16:21:05,679 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-04 16:21:05,680 INFO L97 edCorrectnessWitness]: Location invariant before [L6863-L6863] ((((((! multithreaded || (unsigned int )default_alloc_size == 4U) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || ((((((((((((((((((-4LL + (long long )default_alloc_size) + (long long )jiffies >= 0LL && (-4LL + (long long )default_alloc_size) + (long long )nvram_len >= 0LL) && (2147483644LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (2147483648LL + (long long )jiffies) + (long long )whoop_int >= 0LL) && (2147483648LL + (long long )nvram_len) + (long long )whoop_int >= 0LL) && (0LL - (long long )jiffies) + (long long )nvram_len >= 0LL) && (4LL - (long long )default_alloc_size) + (long long )jiffies >= 0LL) && (4LL - (long long )default_alloc_size) + (long long )nvram_len >= 0LL) && (2147483648LL - (long long )jiffies) + (long long )whoop_int >= 0LL) && (2147483652LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (long long )jiffies + (long long )nvram_len >= 0LL) && (-4LL + (long long )default_alloc_size) - (long long )jiffies >= 0LL) && (2147483643LL + (long long )default_alloc_size) - (long long )whoop_int >= 0LL) && (2147483647LL + (long long )jiffies) - (long long )whoop_int >= 0LL) && (2147483647LL + (long long )nvram_len) - (long long )whoop_int >= 0LL) && (4LL - (long long )default_alloc_size) - (long long )jiffies >= 0LL) && (2147483647LL - (long long )jiffies) - (long long )whoop_int >= 0LL) && (2147483651LL - (long long )default_alloc_size) - (long long )whoop_int >= 0LL))) && (! multithreaded || ((((((((((((((((((((((((((((_whoop_init == & nvram_init && _whoop_exit == & nvram_cleanup) && jiffies == 0UL) && nvram_fops.check_flags == 0) && nvram_fops.compat_ioctl == 0) && nvram_fops.dir_notify == 0) && nvram_fops.fasync == 0) && nvram_fops.flock == 0) && nvram_fops.flush == 0) && nvram_fops.fsync == 0) && nvram_fops.get_unmapped_area == 0) && nvram_fops.ioctl == 0) && nvram_fops.llseek == & nvram_llseek) && nvram_fops.lock == 0) && nvram_fops.mmap == 0) && nvram_fops.open == 0) && nvram_fops.open_exec == 0) && nvram_fops.owner == 0) && nvram_fops.poll == 0) && nvram_fops.read == & read_nvram) && nvram_fops.readdir == 0) && nvram_fops.readv == 0) && nvram_fops.release == 0) && nvram_fops.sendfile == 0) && nvram_fops.sendpage == 0) && nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl) && nvram_fops.write == & write_nvram) && nvram_fops.writev == 0) && (unsigned int )default_alloc_size == 4U))) && (! multithreaded || _whoop_exit == & nvram_cleanup)) && (! multithreaded || _whoop_init == & nvram_init)) && (! multithreaded || ((((((((((((((((((((((((nvram_fops.check_flags == 0 && nvram_fops.compat_ioctl == 0) && nvram_fops.dir_notify == 0) && nvram_fops.fasync == 0) && nvram_fops.flock == 0) && nvram_fops.flush == 0) && nvram_fops.fsync == 0) && nvram_fops.get_unmapped_area == 0) && nvram_fops.ioctl == 0) && nvram_fops.llseek == & nvram_llseek) && nvram_fops.lock == 0) && nvram_fops.mmap == 0) && nvram_fops.open == 0) && nvram_fops.open_exec == 0) && nvram_fops.owner == 0) && nvram_fops.poll == 0) && nvram_fops.read == & read_nvram) && nvram_fops.readdir == 0) && nvram_fops.readv == 0) && nvram_fops.release == 0) && nvram_fops.sendfile == 0) && nvram_fops.sendpage == 0) && nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl) && nvram_fops.write == & write_nvram) && nvram_fops.writev == 0)) [2024-06-04 16:21:05,680 INFO L97 edCorrectnessWitness]: Location invariant before [L6862-L6862] ((((((! multithreaded || (unsigned int )default_alloc_size == 4U) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || ((((((((((((((((((-4LL + (long long )default_alloc_size) + (long long )jiffies >= 0LL && (-4LL + (long long )default_alloc_size) + (long long )nvram_len >= 0LL) && (2147483644LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (2147483648LL + (long long )jiffies) + (long long )whoop_int >= 0LL) && (2147483648LL + (long long )nvram_len) + (long long )whoop_int >= 0LL) && (0LL - (long long )jiffies) + (long long )nvram_len >= 0LL) && (4LL - (long long )default_alloc_size) + (long long )jiffies >= 0LL) && (4LL - (long long )default_alloc_size) + (long long )nvram_len >= 0LL) && (2147483648LL - (long long )jiffies) + (long long )whoop_int >= 0LL) && (2147483652LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (long long )jiffies + (long long )nvram_len >= 0LL) && (-4LL + (long long )default_alloc_size) - (long long )jiffies >= 0LL) && (2147483643LL + (long long )default_alloc_size) - (long long )whoop_int >= 0LL) && (2147483647LL + (long long )jiffies) - (long long )whoop_int >= 0LL) && (2147483647LL + (long long )nvram_len) - (long long )whoop_int >= 0LL) && (4LL - (long long )default_alloc_size) - (long long )jiffies >= 0LL) && (2147483647LL - (long long )jiffies) - (long long )whoop_int >= 0LL) && (2147483651LL - (long long )default_alloc_size) - (long long )whoop_int >= 0LL))) && (! multithreaded || ((((((((((((((((((((((((((((_whoop_init == & nvram_init && _whoop_exit == & nvram_cleanup) && jiffies == 0UL) && nvram_fops.check_flags == 0) && nvram_fops.compat_ioctl == 0) && nvram_fops.dir_notify == 0) && nvram_fops.fasync == 0) && nvram_fops.flock == 0) && nvram_fops.flush == 0) && nvram_fops.fsync == 0) && nvram_fops.get_unmapped_area == 0) && nvram_fops.ioctl == 0) && nvram_fops.llseek == & nvram_llseek) && nvram_fops.lock == 0) && nvram_fops.mmap == 0) && nvram_fops.open == 0) && nvram_fops.open_exec == 0) && nvram_fops.owner == 0) && nvram_fops.poll == 0) && nvram_fops.read == & read_nvram) && nvram_fops.readdir == 0) && nvram_fops.readv == 0) && nvram_fops.release == 0) && nvram_fops.sendfile == 0) && nvram_fops.sendpage == 0) && nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl) && nvram_fops.write == & write_nvram) && nvram_fops.writev == 0) && (unsigned int )default_alloc_size == 4U))) && (! multithreaded || _whoop_exit == & nvram_cleanup)) && (! multithreaded || _whoop_init == & nvram_init)) && (! multithreaded || ((((((((((((((((((((((((nvram_fops.check_flags == 0 && nvram_fops.compat_ioctl == 0) && nvram_fops.dir_notify == 0) && nvram_fops.fasync == 0) && nvram_fops.flock == 0) && nvram_fops.flush == 0) && nvram_fops.fsync == 0) && nvram_fops.get_unmapped_area == 0) && nvram_fops.ioctl == 0) && nvram_fops.llseek == & nvram_llseek) && nvram_fops.lock == 0) && nvram_fops.mmap == 0) && nvram_fops.open == 0) && nvram_fops.open_exec == 0) && nvram_fops.owner == 0) && nvram_fops.poll == 0) && nvram_fops.read == & read_nvram) && nvram_fops.readdir == 0) && nvram_fops.readv == 0) && nvram_fops.release == 0) && nvram_fops.sendfile == 0) && nvram_fops.sendpage == 0) && nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl) && nvram_fops.write == & write_nvram) && nvram_fops.writev == 0)) [2024-06-04 16:21:05,680 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-04 16:21:05,680 INFO L106 edCorrectnessWitness]: ghost_update [L6861-L6861] multithreaded = 1; [2024-06-04 16:21:05,747 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-04 16:21:08,435 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-04 16:21:08,454 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-04 16:21:08,570 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] [2024-06-04 16:21:08,571 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] [2024-06-04 16:21:08,572 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] [2024-06-04 16:21:08,572 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] [2024-06-04 16:21:08,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] Start Parsing Local Start Parsing Local [2024-06-04 16:21:08,774 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: nvram_init [2024-06-04 16:21:08,775 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9d21d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 04:21:08, skipping insertion in model container [2024-06-04 16:21:08,775 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-04 16:21:08,775 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-04 16:21:08,777 INFO L158 Benchmark]: Toolchain (without parser) took 3249.63ms. Allocated memory is still 153.1MB. Free memory was 116.2MB in the beginning and 73.1MB in the end (delta: 43.1MB). Peak memory consumption was 102.0MB. Max. memory is 16.1GB. [2024-06-04 16:21:08,777 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-04 16:21:08,778 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 153.1MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-04 16:21:08,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3245.45ms. Allocated memory is still 153.1MB. Free memory was 116.2MB in the beginning and 73.1MB in the end (delta: 43.1MB). Peak memory consumption was 102.0MB. Max. memory is 16.1GB. [2024-06-04 16:21:08,779 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 0.16ms. Allocated memory is still 104.9MB. Free memory is still 66.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 153.1MB. Free memory is still 125.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3245.45ms. Allocated memory is still 153.1MB. Free memory was 116.2MB in the beginning and 73.1MB in the end (delta: 43.1MB). Peak memory consumption was 102.0MB. 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: 6862]: Incorrect Syntax Undeclared variable in ACSL expression: nvram_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/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i ./goblint.2024-05-21_14-57-05.files/mutex-meet/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_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-bcb38a6-m [2024-06-04 16:21:10,574 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-04 16:21:10,630 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-04 16:21:10,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-04 16:21:10,636 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-04 16:21:10,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-04 16:21:10,669 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-04 16:21:10,669 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-04 16:21:10,670 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-04 16:21:10,673 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-04 16:21:10,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-04 16:21:10,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-04 16:21:10,674 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-04 16:21:10,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-04 16:21:10,675 INFO L153 SettingsManager]: * Use SBE=true [2024-06-04 16:21:10,675 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-04 16:21:10,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-04 16:21:10,676 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-04 16:21:10,676 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-04 16:21:10,676 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-04 16:21:10,677 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-04 16:21:10,677 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-04 16:21:10,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-04 16:21:10,678 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-04 16:21:10,678 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-04 16:21:10,678 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-04 16:21:10,678 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-04 16:21:10,679 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-04 16:21:10,679 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-04 16:21:10,679 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-04 16:21:10,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-04 16:21:10,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-04 16:21:10,680 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-04 16:21:10,680 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-04 16:21:10,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-04 16:21:10,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-04 16:21:10,681 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-04 16:21:10,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-04 16:21:10,682 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-04 16:21:10,682 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-04 16:21:10,682 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-04 16:21:10,682 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-04 16:21:10,682 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-04 16:21:10,683 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-04 16:21:10,683 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-04 16:21:10,683 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-04 16:21:10,683 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-04 16:21:11,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-04 16:21:11,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-04 16:21:11,039 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-04 16:21:11,040 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-04 16:21:11,042 INFO L274 PluginConnector]: CDTParser initialized [2024-06-04 16:21:11,042 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-06-04 16:21:12,110 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-04 16:21:12,533 INFO L384 CDTParser]: Found 1 translation units. [2024-06-04 16:21:12,534 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-06-04 16:21:12,564 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/890707524/b1a2aa25e14d4670aee9a30837d97f95/FLAG1524c167c [2024-06-04 16:21:12,577 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/890707524/b1a2aa25e14d4670aee9a30837d97f95 [2024-06-04 16:21:12,580 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-04 16:21:12,580 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-04 16:21:12,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml [2024-06-04 16:21:12,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-04 16:21:12,683 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-04 16:21:12,684 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-04 16:21:12,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-04 16:21:12,689 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-04 16:21:12,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.06 04:21:12" (1/2) ... [2024-06-04 16:21:12,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be4bb4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 04:21:12, skipping insertion in model container [2024-06-04 16:21:12,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.06 04:21:12" (1/2) ... [2024-06-04 16:21:12,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@185de403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.06 04:21:12, skipping insertion in model container [2024-06-04 16:21:12,693 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 04.06 04:21:12" (2/2) ... [2024-06-04 16:21:12,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3be4bb4f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 04:21:12, skipping insertion in model container [2024-06-04 16:21:12,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 04.06 04:21:12" (2/2) ... [2024-06-04 16:21:12,694 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-04 16:21:12,813 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-04 16:21:12,814 INFO L97 edCorrectnessWitness]: Location invariant before [L6862-L6862] ((((((! multithreaded || (unsigned int )default_alloc_size == 4U) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || ((((((((((((((((((-4LL + (long long )default_alloc_size) + (long long )jiffies >= 0LL && (-4LL + (long long )default_alloc_size) + (long long )nvram_len >= 0LL) && (2147483644LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (2147483648LL + (long long )jiffies) + (long long )whoop_int >= 0LL) && (2147483648LL + (long long )nvram_len) + (long long )whoop_int >= 0LL) && (0LL - (long long )jiffies) + (long long )nvram_len >= 0LL) && (4LL - (long long )default_alloc_size) + (long long )jiffies >= 0LL) && (4LL - (long long )default_alloc_size) + (long long )nvram_len >= 0LL) && (2147483648LL - (long long )jiffies) + (long long )whoop_int >= 0LL) && (2147483652LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (long long )jiffies + (long long )nvram_len >= 0LL) && (-4LL + (long long )default_alloc_size) - (long long )jiffies >= 0LL) && (2147483643LL + (long long )default_alloc_size) - (long long )whoop_int >= 0LL) && (2147483647LL + (long long )jiffies) - (long long )whoop_int >= 0LL) && (2147483647LL + (long long )nvram_len) - (long long )whoop_int >= 0LL) && (4LL - (long long )default_alloc_size) - (long long )jiffies >= 0LL) && (2147483647LL - (long long )jiffies) - (long long )whoop_int >= 0LL) && (2147483651LL - (long long )default_alloc_size) - (long long )whoop_int >= 0LL))) && (! multithreaded || ((((((((((((((((((((((((((((_whoop_init == & nvram_init && _whoop_exit == & nvram_cleanup) && jiffies == 0UL) && nvram_fops.check_flags == 0) && nvram_fops.compat_ioctl == 0) && nvram_fops.dir_notify == 0) && nvram_fops.fasync == 0) && nvram_fops.flock == 0) && nvram_fops.flush == 0) && nvram_fops.fsync == 0) && nvram_fops.get_unmapped_area == 0) && nvram_fops.ioctl == 0) && nvram_fops.llseek == & nvram_llseek) && nvram_fops.lock == 0) && nvram_fops.mmap == 0) && nvram_fops.open == 0) && nvram_fops.open_exec == 0) && nvram_fops.owner == 0) && nvram_fops.poll == 0) && nvram_fops.read == & read_nvram) && nvram_fops.readdir == 0) && nvram_fops.readv == 0) && nvram_fops.release == 0) && nvram_fops.sendfile == 0) && nvram_fops.sendpage == 0) && nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl) && nvram_fops.write == & write_nvram) && nvram_fops.writev == 0) && (unsigned int )default_alloc_size == 4U))) && (! multithreaded || _whoop_exit == & nvram_cleanup)) && (! multithreaded || _whoop_init == & nvram_init)) && (! multithreaded || ((((((((((((((((((((((((nvram_fops.check_flags == 0 && nvram_fops.compat_ioctl == 0) && nvram_fops.dir_notify == 0) && nvram_fops.fasync == 0) && nvram_fops.flock == 0) && nvram_fops.flush == 0) && nvram_fops.fsync == 0) && nvram_fops.get_unmapped_area == 0) && nvram_fops.ioctl == 0) && nvram_fops.llseek == & nvram_llseek) && nvram_fops.lock == 0) && nvram_fops.mmap == 0) && nvram_fops.open == 0) && nvram_fops.open_exec == 0) && nvram_fops.owner == 0) && nvram_fops.poll == 0) && nvram_fops.read == & read_nvram) && nvram_fops.readdir == 0) && nvram_fops.readv == 0) && nvram_fops.release == 0) && nvram_fops.sendfile == 0) && nvram_fops.sendpage == 0) && nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl) && nvram_fops.write == & write_nvram) && nvram_fops.writev == 0)) [2024-06-04 16:21:12,814 INFO L97 edCorrectnessWitness]: Location invariant before [L6863-L6863] ((((((! multithreaded || (unsigned int )default_alloc_size == 4U) && (! multithreaded || jiffies == 0UL)) && (! multithreaded || ((((((((((((((((((-4LL + (long long )default_alloc_size) + (long long )jiffies >= 0LL && (-4LL + (long long )default_alloc_size) + (long long )nvram_len >= 0LL) && (2147483644LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (2147483648LL + (long long )jiffies) + (long long )whoop_int >= 0LL) && (2147483648LL + (long long )nvram_len) + (long long )whoop_int >= 0LL) && (0LL - (long long )jiffies) + (long long )nvram_len >= 0LL) && (4LL - (long long )default_alloc_size) + (long long )jiffies >= 0LL) && (4LL - (long long )default_alloc_size) + (long long )nvram_len >= 0LL) && (2147483648LL - (long long )jiffies) + (long long )whoop_int >= 0LL) && (2147483652LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL) && (long long )jiffies + (long long )nvram_len >= 0LL) && (-4LL + (long long )default_alloc_size) - (long long )jiffies >= 0LL) && (2147483643LL + (long long )default_alloc_size) - (long long )whoop_int >= 0LL) && (2147483647LL + (long long )jiffies) - (long long )whoop_int >= 0LL) && (2147483647LL + (long long )nvram_len) - (long long )whoop_int >= 0LL) && (4LL - (long long )default_alloc_size) - (long long )jiffies >= 0LL) && (2147483647LL - (long long )jiffies) - (long long )whoop_int >= 0LL) && (2147483651LL - (long long )default_alloc_size) - (long long )whoop_int >= 0LL))) && (! multithreaded || ((((((((((((((((((((((((((((_whoop_init == & nvram_init && _whoop_exit == & nvram_cleanup) && jiffies == 0UL) && nvram_fops.check_flags == 0) && nvram_fops.compat_ioctl == 0) && nvram_fops.dir_notify == 0) && nvram_fops.fasync == 0) && nvram_fops.flock == 0) && nvram_fops.flush == 0) && nvram_fops.fsync == 0) && nvram_fops.get_unmapped_area == 0) && nvram_fops.ioctl == 0) && nvram_fops.llseek == & nvram_llseek) && nvram_fops.lock == 0) && nvram_fops.mmap == 0) && nvram_fops.open == 0) && nvram_fops.open_exec == 0) && nvram_fops.owner == 0) && nvram_fops.poll == 0) && nvram_fops.read == & read_nvram) && nvram_fops.readdir == 0) && nvram_fops.readv == 0) && nvram_fops.release == 0) && nvram_fops.sendfile == 0) && nvram_fops.sendpage == 0) && nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl) && nvram_fops.write == & write_nvram) && nvram_fops.writev == 0) && (unsigned int )default_alloc_size == 4U))) && (! multithreaded || _whoop_exit == & nvram_cleanup)) && (! multithreaded || _whoop_init == & nvram_init)) && (! multithreaded || ((((((((((((((((((((((((nvram_fops.check_flags == 0 && nvram_fops.compat_ioctl == 0) && nvram_fops.dir_notify == 0) && nvram_fops.fasync == 0) && nvram_fops.flock == 0) && nvram_fops.flush == 0) && nvram_fops.fsync == 0) && nvram_fops.get_unmapped_area == 0) && nvram_fops.ioctl == 0) && nvram_fops.llseek == & nvram_llseek) && nvram_fops.lock == 0) && nvram_fops.mmap == 0) && nvram_fops.open == 0) && nvram_fops.open_exec == 0) && nvram_fops.owner == 0) && nvram_fops.poll == 0) && nvram_fops.read == & read_nvram) && nvram_fops.readdir == 0) && nvram_fops.readv == 0) && nvram_fops.release == 0) && nvram_fops.sendfile == 0) && nvram_fops.sendpage == 0) && nvram_fops.unlocked_ioctl == & nvram_unlocked_ioctl) && nvram_fops.write == & write_nvram) && nvram_fops.writev == 0)) [2024-06-04 16:21:12,814 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-04 16:21:12,815 INFO L106 edCorrectnessWitness]: ghost_update [L6861-L6861] multithreaded = 1; [2024-06-04 16:21:12,889 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-04 16:21:15,586 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-04 16:21:15,597 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-04 16:21:15,619 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-04 16:21:15,761 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-04 16:21:15,765 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-04 16:21:15,914 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] [2024-06-04 16:21:15,915 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] [2024-06-04 16:21:15,915 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] [2024-06-04 16:21:15,916 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] [2024-06-04 16:21:15,985 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] Start Parsing Local Start Parsing Local [2024-06-04 16:21:16,042 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: nvram_init [2024-06-04 16:21:16,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@185de403 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 04.06 04:21:16, skipping insertion in model container [2024-06-04 16:21:16,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-04 16:21:16,042 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-04 16:21:16,044 INFO L158 Benchmark]: Toolchain (without parser) took 3360.64ms. Allocated memory was 86.0MB in the beginning and 138.4MB in the end (delta: 52.4MB). Free memory was 54.1MB in the beginning and 47.4MB in the end (delta: 6.6MB). Peak memory consumption was 92.7MB. Max. memory is 16.1GB. [2024-06-04 16:21:16,044 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-06-04 16:21:16,045 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 86.0MB. Free memory is still 58.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-04 16:21:16,046 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3358.25ms. Allocated memory was 86.0MB in the beginning and 138.4MB in the end (delta: 52.4MB). Free memory was 54.1MB in the beginning and 47.4MB in the end (delta: 6.6MB). Peak memory consumption was 92.7MB. Max. memory is 16.1GB. [2024-06-04 16:21:16,047 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 86.0MB. Free memory is still 58.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3358.25ms. Allocated memory was 86.0MB in the beginning and 138.4MB in the end (delta: 52.4MB). Free memory was 54.1MB in the beginning and 47.4MB in the end (delta: 6.6MB). Peak memory consumption was 92.7MB. 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: 6862]: Incorrect Syntax Undeclared variable in ACSL expression: nvram_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