./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 [2024-06-03 20:55:00,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-03 20:55:00,980 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-06-03 20:55:00,988 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-03 20:55:00,988 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-03 20:55:01,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-03 20:55:01,014 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-03 20:55:01,015 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-03 20:55:01,015 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-03 20:55:01,019 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-03 20:55:01,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-03 20:55:01,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-03 20:55:01,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-03 20:55:01,022 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-03 20:55:01,022 INFO L153 SettingsManager]: * Use SBE=true [2024-06-03 20:55:01,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-03 20:55:01,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-03 20:55:01,023 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-03 20:55:01,023 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-06-03 20:55:01,023 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-03 20:55:01,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-03 20:55:01,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-03 20:55:01,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-03 20:55:01,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-03 20:55:01,025 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-03 20:55:01,025 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-03 20:55:01,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-03 20:55:01,025 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-03 20:55:01,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-03 20:55:01,026 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-03 20:55:01,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-03 20:55:01,027 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-03 20:55:01,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-03 20:55:01,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-03 20:55:01,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-03 20:55:01,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-03 20:55:01,028 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-06-03 20:55:01,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-06-03 20:55:01,028 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-03 20:55:01,029 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-03 20:55:01,029 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-03 20:55:01,029 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-03 20:55:01,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-03 20:55:01,029 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-03 20:55:01,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-03 20:55:01,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-03 20:55:01,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-03 20:55:01,246 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-03 20:55:01,247 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-03 20:55:01,248 INFO L431 ainManager$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 [2024-06-03 20:55:01,357 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-03 20:55:01,357 INFO L274 PluginConnector]: CDTParser initialized [2024-06-03 20:55:01,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-06-03 20:55:02,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-03 20:55:02,751 INFO L384 CDTParser]: Found 1 translation units. [2024-06-03 20:55:02,751 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-06-03 20:55:02,777 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7e2cda0c/b2fbbcd57e084dfaae381bf1b2f91a59/FLAGd1c6bb85b [2024-06-03 20:55:02,790 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7e2cda0c/b2fbbcd57e084dfaae381bf1b2f91a59 [2024-06-03 20:55:02,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-03 20:55:02,792 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-03 20:55:02,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-03 20:55:02,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-03 20:55:02,798 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-03 20:55:02,799 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 03.06 08:55:01" (1/2) ... [2024-06-03 20:55:02,801 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@114b960d and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 08:55:02, skipping insertion in model container [2024-06-03 20:55:02,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 03.06 08:55:01" (1/2) ... [2024-06-03 20:55:02,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31453497 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 08:55:02, skipping insertion in model container [2024-06-03 20:55:02,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.06 08:55:02" (2/2) ... [2024-06-03 20:55:02,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@114b960d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.06 08:55:02, skipping insertion in model container [2024-06-03 20:55:02,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.06 08:55:02" (2/2) ... [2024-06-03 20:55:02,804 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-03 20:55:02,965 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-03 20:55:02,966 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)) [2024-06-03 20:55:02,966 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)) [2024-06-03 20:55:02,966 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-03 20:55:02,966 INFO L106 edCorrectnessWitness]: ghost_update [L6861-L6861] multithreaded = 1; [2024-06-03 20:55:03,088 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-03 20:55:05,609 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-03 20:55:05,627 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-03 20:55:05,792 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] [2024-06-03 20:55:05,794 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] [2024-06-03 20:55:05,794 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] [2024-06-03 20:55:05,794 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] [2024-06-03 20:55:05,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] Start Parsing Local Start Parsing Local [2024-06-03 20:55:05,935 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: nvram_init [2024-06-03 20:55:05,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@31453497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.06 08:55:05, skipping insertion in model container [2024-06-03 20:55:05,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-03 20:55:05,936 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-03 20:55:05,938 INFO L158 Benchmark]: Toolchain (without parser) took 3145.44ms. Allocated memory was 144.7MB in the beginning and 216.0MB in the end (delta: 71.3MB). Free memory was 103.9MB in the beginning and 125.2MB in the end (delta: -21.3MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2024-06-03 20:55:05,938 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 96.5MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-03 20:55:05,939 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 144.7MB. Free memory is still 121.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-03 20:55:05,939 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3141.45ms. Allocated memory was 144.7MB in the beginning and 216.0MB in the end (delta: 71.3MB). Free memory was 103.9MB in the beginning and 125.2MB in the end (delta: -21.3MB). Peak memory consumption was 62.2MB. Max. memory is 16.1GB. [2024-06-03 20:55:05,941 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 0.14ms. Allocated memory is still 96.5MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 144.7MB. Free memory is still 121.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3141.45ms. Allocated memory was 144.7MB in the beginning and 216.0MB in the end (delta: 71.3MB). Free memory was 103.9MB in the beginning and 125.2MB in the end (delta: -21.3MB). Peak memory consumption was 62.2MB. 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: 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 [2024-06-03 20:55:07,738 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-06-03 20:55:07,807 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-06-03 20:55:07,811 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-06-03 20:55:07,811 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-06-03 20:55:07,837 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-06-03 20:55:07,838 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-06-03 20:55:07,838 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-06-03 20:55:07,839 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-06-03 20:55:07,842 INFO L153 SettingsManager]: * Use memory slicer=true [2024-06-03 20:55:07,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-06-03 20:55:07,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-06-03 20:55:07,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-06-03 20:55:07,843 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-06-03 20:55:07,843 INFO L153 SettingsManager]: * Use SBE=true [2024-06-03 20:55:07,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-06-03 20:55:07,844 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-06-03 20:55:07,844 INFO L153 SettingsManager]: * sizeof long=4 [2024-06-03 20:55:07,845 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-06-03 20:55:07,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-06-03 20:55:07,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-06-03 20:55:07,846 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-06-03 20:55:07,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-06-03 20:55:07,846 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-06-03 20:55:07,851 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-06-03 20:55:07,851 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-06-03 20:55:07,852 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-06-03 20:55:07,852 INFO L153 SettingsManager]: * sizeof long double=12 [2024-06-03 20:55:07,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-06-03 20:55:07,852 INFO L153 SettingsManager]: * Use constant arrays=true [2024-06-03 20:55:07,853 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-06-03 20:55:07,853 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-06-03 20:55:07,854 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-06-03 20:55:07,854 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-06-03 20:55:07,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-06-03 20:55:07,854 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-06-03 20:55:07,855 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-06-03 20:55:07,855 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-06-03 20:55:07,855 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-06-03 20:55:07,855 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-06-03 20:55:07,855 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-06-03 20:55:07,856 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-06-03 20:55:07,856 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-06-03 20:55:07,856 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-06-03 20:55:07,856 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-06-03 20:55:07,856 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-06-03 20:55:07,856 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of reach_error function -> false [2024-06-03 20:55:08,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-06-03 20:55:08,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-06-03 20:55:08,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-06-03 20:55:08,135 INFO L270 PluginConnector]: Initializing CDTParser... [2024-06-03 20:55:08,135 INFO L274 PluginConnector]: CDTParser initialized [2024-06-03 20:55:08,137 INFO L431 ainManager$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 [2024-06-03 20:55:09,283 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-06-03 20:55:09,723 INFO L384 CDTParser]: Found 1 translation units. [2024-06-03 20:55:09,723 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-06-03 20:55:09,757 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/386a246e5/88aa5bd1ea704af0b8676f7c96032924/FLAG77fa87a4d [2024-06-03 20:55:09,770 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/386a246e5/88aa5bd1ea704af0b8676f7c96032924 [2024-06-03 20:55:09,772 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-06-03 20:55:09,772 INFO L274 PluginConnector]: Witness Parser initialized [2024-06-03 20:55:09,774 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2024-05-21_14-57-05.files/mutex-meet/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.yml/witness.yml [2024-06-03 20:55:09,880 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-06-03 20:55:09,881 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-06-03 20:55:09,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-06-03 20:55:09,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-06-03 20:55:09,885 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-06-03 20:55:09,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.06 08:55:09" (1/2) ... [2024-06-03 20:55:09,888 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41643bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.06 08:55:09, skipping insertion in model container [2024-06-03 20:55:09,888 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.06 08:55:09" (1/2) ... [2024-06-03 20:55:09,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8b248e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.06 08:55:09, skipping insertion in model container [2024-06-03 20:55:09,889 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 03.06 08:55:09" (2/2) ... [2024-06-03 20:55:09,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41643bb1 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 08:55:09, skipping insertion in model container [2024-06-03 20:55:09,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 03.06 08:55:09" (2/2) ... [2024-06-03 20:55:09,890 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-06-03 20:55:10,066 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-06-03 20:55:10,067 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)) [2024-06-03 20:55:10,068 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)) [2024-06-03 20:55:10,068 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-06-03 20:55:10,068 INFO L106 edCorrectnessWitness]: ghost_update [L6861-L6861] multithreaded = 1; [2024-06-03 20:55:10,133 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-03 20:55:12,890 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-03 20:55:12,905 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-06-03 20:55:12,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-06-03 20:55:13,113 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-06-03 20:55:13,123 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-06-03 20:55:13,253 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] [2024-06-03 20:55:13,254 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] [2024-06-03 20:55:13,255 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] [2024-06-03 20:55:13,255 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] [2024-06-03 20:55:13,342 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] Start Parsing Local Start Parsing Local [2024-06-03 20:55:13,381 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: nvram_init [2024-06-03 20:55:13,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8b248e4 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 03.06 08:55:13, skipping insertion in model container [2024-06-03 20:55:13,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-06-03 20:55:13,382 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-06-03 20:55:13,384 INFO L158 Benchmark]: Toolchain (without parser) took 3502.25ms. Allocated memory was 62.9MB in the beginning and 121.6MB in the end (delta: 58.7MB). Free memory was 30.9MB in the beginning and 35.4MB in the end (delta: -4.5MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2024-06-03 20:55:13,384 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 27.1MB in the beginning and 27.0MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-06-03 20:55:13,385 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-06-03 20:55:13,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3500.62ms. Allocated memory was 62.9MB in the beginning and 121.6MB in the end (delta: 58.7MB). Free memory was 30.7MB in the beginning and 35.4MB in the end (delta: -4.7MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. [2024-06-03 20:55:13,386 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 27.1MB in the beginning and 27.0MB in the end (delta: 65.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 62.9MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3500.62ms. Allocated memory was 62.9MB in the beginning and 121.6MB in the end (delta: 58.7MB). Free memory was 30.7MB in the beginning and 35.4MB in the end (delta: -4.7MB). Peak memory consumption was 68.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 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