./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_generic_nvram_read_nvram_write_nvram.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2520d7ca Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_generic_nvram_read_nvram_write_nvram.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2520d7c-m [2024-07-17 19:29:10,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 19:29:10,139 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-07-17 19:29:10,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 19:29:10,143 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 19:29:10,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 19:29:10,164 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 19:29:10,165 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 19:29:10,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 19:29:10,169 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 19:29:10,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 19:29:10,170 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 19:29:10,171 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 19:29:10,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 19:29:10,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 19:29:10,171 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 19:29:10,172 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-07-17 19:29:10,172 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 19:29:10,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 19:29:10,173 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 19:29:10,173 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 19:29:10,173 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 19:29:10,174 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 19:29:10,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 19:29:10,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 19:29:10,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 19:29:10,175 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 19:29:10,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 19:29:10,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 19:29:10,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 19:29:10,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 19:29:10,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 19:29:10,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 19:29:10,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 19:29:10,177 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-07-17 19:29:10,177 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 19:29:10,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-07-17 19:29:10,178 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 19:29:10,178 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 19:29:10,178 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 19:29:10,178 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 19:29:10,179 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 19:29:10,179 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-07-17 19:29:10,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 19:29:10,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 19:29:10,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 19:29:10,400 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 19:29:10,400 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 19:29:10,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_generic_nvram_read_nvram_write_nvram.yml/witness.yml [2024-07-17 19:29:10,514 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 19:29:10,514 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 19:29:10,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2024-07-17 19:29:11,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 19:29:12,361 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 19:29:12,361 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2024-07-17 19:29:12,410 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2e69123d6/63b580a408a34c4c83eeeae98ced7127/FLAGad3037626 [2024-07-17 19:29:12,424 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2e69123d6/63b580a408a34c4c83eeeae98ced7127 [2024-07-17 19:29:12,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 19:29:12,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 19:29:12,430 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 19:29:12,430 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 19:29:12,435 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 19:29:12,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:29:10" (1/2) ... [2024-07-17 19:29:12,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ddda709 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:29:12, skipping insertion in model container [2024-07-17 19:29:12,436 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:29:10" (1/2) ... [2024-07-17 19:29:12,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@255b8538 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:29:12, skipping insertion in model container [2024-07-17 19:29:12,439 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:29:12" (2/2) ... [2024-07-17 19:29:12,440 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ddda709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:29:12, skipping insertion in model container [2024-07-17 19:29:12,440 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:29:12" (2/2) ... [2024-07-17 19:29:12,440 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 19:29:12,688 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 19:29:12,690 INFO L97 edCorrectnessWitness]: Location invariant before [L6884-L6884] (((((! multithreaded || (unsigned int )default_alloc_size == 4U) && (! multithreaded || jiffies == 0UL)) && (! 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 || ((((((((((((((((((((((((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))) && (! multithreaded || _whoop_init == & nvram_init) [2024-07-17 19:29:12,690 INFO L97 edCorrectnessWitness]: Location invariant before [L6885-L6885] (((((! multithreaded || (unsigned int )default_alloc_size == 4U) && (! multithreaded || jiffies == 0UL)) && (! 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 || ((((((((((((((((((((((((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))) && (! multithreaded || _whoop_init == & nvram_init) [2024-07-17 19:29:12,691 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 19:29:12,691 INFO L106 edCorrectnessWitness]: ghost_update [L6883-L6883] multithreaded = 1; [2024-07-17 19:29:12,807 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 19:29:13,145 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2024-07-17 19:29:16,292 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 19:29:16,309 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-17 19:29:16,356 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2024-07-17 19:29:16,457 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] [2024-07-17 19:29:16,459 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] [2024-07-17 19:29:16,460 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] [2024-07-17 19:29:16,460 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] [2024-07-17 19:29:16,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] Start Parsing Local Start Parsing Local [2024-07-17 19:29:16,661 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: nvram_init [2024-07-17 19:29:16,661 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@255b8538 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:29:16, skipping insertion in model container [2024-07-17 19:29:16,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 19:29:16,662 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-17 19:29:16,664 INFO L158 Benchmark]: Toolchain (without parser) took 4236.57ms. Allocated memory was 155.2MB in the beginning and 234.9MB in the end (delta: 79.7MB). Free memory was 84.1MB in the beginning and 113.8MB in the end (delta: -29.7MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-07-17 19:29:16,664 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 155.2MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:29:16,665 INFO L158 Benchmark]: CDTParser took 0.93ms. Allocated memory is still 155.2MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:29:16,666 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4232.10ms. Allocated memory was 155.2MB in the beginning and 234.9MB in the end (delta: 79.7MB). Free memory was 84.1MB in the beginning and 113.8MB in the end (delta: -29.7MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-07-17 19:29:16,667 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 0.17ms. Allocated memory is still 155.2MB. Free memory is still 118.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.93ms. Allocated memory is still 155.2MB. Free memory is still 114.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4232.10ms. Allocated memory was 155.2MB in the beginning and 234.9MB in the end (delta: 79.7MB). Free memory was 84.1MB in the beginning and 113.8MB in the end (delta: -29.7MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] - SyntaxErrorResult [Line: 6884]: 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/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReachWitnessValidation.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i ./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_generic_nvram_read_nvram_write_nvram.yml/witness.yml -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.compute.hoare.annotation.of.negated.interpolant.automaton,.abstraction.and.cfg false --witnessparser.only.consider.loop.invariants false --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.fs.goblint-validation-2520d7c-m [2024-07-17 19:29:18,681 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-07-17 19:29:18,776 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-07-17 19:29:18,781 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-07-17 19:29:18,782 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-07-17 19:29:18,815 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-07-17 19:29:18,816 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-07-17 19:29:18,816 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-07-17 19:29:18,817 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-07-17 19:29:18,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-07-17 19:29:18,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-07-17 19:29:18,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-07-17 19:29:18,822 INFO L153 SettingsManager]: * Use SBE=true [2024-07-17 19:29:18,823 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-07-17 19:29:18,824 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-07-17 19:29:18,824 INFO L153 SettingsManager]: * sizeof long=4 [2024-07-17 19:29:18,824 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-07-17 19:29:18,824 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-07-17 19:29:18,825 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-07-17 19:29:18,825 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-07-17 19:29:18,825 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-07-17 19:29:18,826 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-07-17 19:29:18,826 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-07-17 19:29:18,827 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-07-17 19:29:18,827 INFO L153 SettingsManager]: * sizeof long double=12 [2024-07-17 19:29:18,827 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-07-17 19:29:18,827 INFO L153 SettingsManager]: * Use constant arrays=true [2024-07-17 19:29:18,828 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-07-17 19:29:18,828 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-07-17 19:29:18,828 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-07-17 19:29:18,829 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-07-17 19:29:18,829 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-07-17 19:29:18,830 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-07-17 19:29:18,830 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-07-17 19:29:18,830 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-07-17 19:29:18,830 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-07-17 19:29:18,831 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-07-17 19:29:18,831 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-07-17 19:29:18,831 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-07-17 19:29:18,832 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-07-17 19:29:18,832 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-07-17 19:29:18,832 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-07-17 19:29:18,833 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-07-17 19:29:18,833 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-07-17 19:29:18,833 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-07-17 19:29:19,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-07-17 19:29:19,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-07-17 19:29:19,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-07-17 19:29:19,164 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-07-17 19:29:19,166 INFO L274 PluginConnector]: Witness Parser initialized [2024-07-17 19:29:19,167 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-06-19_11-23-25.files/mutex-meet-nonrel/char_generic_nvram_read_nvram_write_nvram.yml/witness.yml [2024-07-17 19:29:19,271 INFO L270 PluginConnector]: Initializing CDTParser... [2024-07-17 19:29:19,271 INFO L274 PluginConnector]: CDTParser initialized [2024-07-17 19:29:19,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2024-07-17 19:29:20,461 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-07-17 19:29:20,922 INFO L384 CDTParser]: Found 1 translation units. [2024-07-17 19:29:20,924 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2024-07-17 19:29:20,967 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b3a6da8e9/3715648b50154e0f833ac946e4d3d442/FLAG6173a1fb5 [2024-07-17 19:29:20,986 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b3a6da8e9/3715648b50154e0f833ac946e4d3d442 [2024-07-17 19:29:20,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-07-17 19:29:20,988 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-07-17 19:29:20,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-07-17 19:29:20,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-07-17 19:29:20,995 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-07-17 19:29:20,996 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:29:19" (1/2) ... [2024-07-17 19:29:20,997 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fe0dd40 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:29:20, skipping insertion in model container [2024-07-17 19:29:20,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.07 07:29:19" (1/2) ... [2024-07-17 19:29:20,999 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ee4bd3c and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.07 07:29:20, skipping insertion in model container [2024-07-17 19:29:21,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:29:20" (2/2) ... [2024-07-17 19:29:21,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fe0dd40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:29:21, skipping insertion in model container [2024-07-17 19:29:21,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 07:29:20" (2/2) ... [2024-07-17 19:29:21,001 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-07-17 19:29:21,196 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-07-17 19:29:21,197 INFO L97 edCorrectnessWitness]: Location invariant before [L6885-L6885] (((((! multithreaded || (unsigned int )default_alloc_size == 4U) && (! multithreaded || jiffies == 0UL)) && (! 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 || ((((((((((((((((((((((((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))) && (! multithreaded || _whoop_init == & nvram_init) [2024-07-17 19:29:21,197 INFO L97 edCorrectnessWitness]: Location invariant before [L6884-L6884] (((((! multithreaded || (unsigned int )default_alloc_size == 4U) && (! multithreaded || jiffies == 0UL)) && (! 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 || ((((((((((((((((((((((((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))) && (! multithreaded || _whoop_init == & nvram_init) [2024-07-17 19:29:21,197 INFO L103 edCorrectnessWitness]: ghost_variable multithreaded = 0 [2024-07-17 19:29:21,197 INFO L106 edCorrectnessWitness]: ghost_update [L6883-L6883] multithreaded = 1; [2024-07-17 19:29:21,311 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-07-17 19:29:21,707 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2024-07-17 19:29:24,999 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-07-17 19:29:25,033 INFO L202 MainTranslator]: Completed pre-run Start Parsing Local [2024-07-17 19:29:25,105 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i[5469,5482] [2024-07-17 19:29:25,246 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] [2024-07-17 19:29:25,248 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] [2024-07-17 19:29:25,248 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] [2024-07-17 19:29:25,249 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] [2024-07-17 19:29:25,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] Start Parsing Local Start Parsing Local [2024-07-17 19:29:25,449 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: nvram_init [2024-07-17 19:29:25,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2ee4bd3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 07:29:25, skipping insertion in model container [2024-07-17 19:29:25,450 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-07-17 19:29:25,450 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-07-17 19:29:25,452 INFO L158 Benchmark]: Toolchain (without parser) took 4462.81ms. Allocated memory was 69.2MB in the beginning and 115.3MB in the end (delta: 46.1MB). Free memory was 36.6MB in the beginning and 42.3MB in the end (delta: -5.7MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2024-07-17 19:29:25,452 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 45.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:29:25,453 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 69.2MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-07-17 19:29:25,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4459.26ms. Allocated memory was 69.2MB in the beginning and 115.3MB in the end (delta: 46.1MB). Free memory was 36.4MB in the beginning and 42.3MB in the end (delta: -5.9MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2024-07-17 19:29:25,455 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 0.18ms. Allocated memory is still 69.2MB. Free memory was 45.6MB in the beginning and 45.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.10ms. Allocated memory is still 69.2MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4459.26ms. Allocated memory was 69.2MB in the beginning and 115.3MB in the end (delta: 46.1MB). Free memory was 36.4MB in the beginning and 42.3MB in the end (delta: -5.9MB). Peak memory consumption was 50.0MB. 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: 6884]: 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