./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i --full-output --witness-type correctness_witness --witnessparser.only.consider.loop.invariants false --validate ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7bc0c755 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_nvram_unlocked_ioctl_write_nvram.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_generic_nvram_nvram_unlocked_ioctl_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.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 06:05:57,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 06:05:57,544 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-08-23 06:05:57,551 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 06:05:57,553 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 06:05:57,584 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 06:05:57,585 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 06:05:57,585 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 06:05:57,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 06:05:57,589 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 06:05:57,590 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 06:05:57,590 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 06:05:57,591 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 06:05:57,591 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 06:05:57,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 06:05:57,592 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 06:05:57,594 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-08-23 06:05:57,595 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 06:05:57,595 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 06:05:57,595 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 06:05:57,596 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 06:05:57,596 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 06:05:57,597 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 06:05:57,597 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 06:05:57,597 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 06:05:57,598 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 06:05:57,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 06:05:57,598 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 06:05:57,599 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 06:05:57,599 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 06:05:57,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 06:05:57,600 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 06:05:57,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 06:05:57,600 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 06:05:57,601 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-08-23 06:05:57,601 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 06:05:57,601 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-08-23 06:05:57,602 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 06:05:57,602 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 06:05:57,603 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 06:05:57,603 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 06:05:57,603 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 06:05:57,604 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-23 06:05:57,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 06:05:57,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 06:05:57,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 06:05:57,906 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 06:05:57,908 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 06:05:57,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-08-23 06:05:59,502 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 06:06:00,090 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 06:06:00,091 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-08-23 06:06:00,146 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cbe419c95/b8cf6710795d45c1850c37f30afe005c/FLAG104cd8a00 [2024-08-23 06:06:00,162 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/cbe419c95/b8cf6710795d45c1850c37f30afe005c [2024-08-23 06:06:00,164 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 06:06:00,165 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 06:06:00,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.yml/witness.yml [2024-08-23 06:06:00,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 06:06:00,399 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 06:06:00,401 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 06:06:00,402 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 06:06:00,408 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 06:06:00,409 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 06:06:00" (1/2) ... [2024-08-23 06:06:00,410 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4773619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 06:06:00, skipping insertion in model container [2024-08-23 06:06:00,410 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 06:06:00" (1/2) ... [2024-08-23 06:06:00,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@383e956e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 06:06:00, skipping insertion in model container [2024-08-23 06:06:00,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 06:06:00" (2/2) ... [2024-08-23 06:06:00,413 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4773619 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:06:00, skipping insertion in model container [2024-08-23 06:06:00,413 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 06:06:00" (2/2) ... [2024-08-23 06:06:00,414 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 06:06:01,213 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 06:06:01,214 INFO L97 edCorrectnessWitness]: Location invariant before [L461-L461] (((((((((((((((((((((((((((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_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) [2024-08-23 06:06:01,215 INFO L97 edCorrectnessWitness]: Location invariant before [L443-L443] (((((((((((((((((((((((((((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_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) [2024-08-23 06:06:01,388 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 06:06:01,894 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_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2024-08-23 06:06:08,182 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 06:06:08,206 INFO L202 MainTranslator]: Completed pre-run [2024-08-23 06:06:08,233 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_nvram_unlocked_ioctl_write_nvram.i[5469,5482] Start Parsing Local [2024-08-23 06:06:08,284 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: nvram_init [2024-08-23 06:06:08,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@383e956e and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:06:08, skipping insertion in model container [2024-08-23 06:06:08,285 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 06:06:08,285 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-23 06:06:08,287 INFO L158 Benchmark]: Toolchain (without parser) took 7890.01ms. Allocated memory is still 209.7MB. Free memory was 166.5MB in the beginning and 89.5MB in the end (delta: 77.0MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. [2024-08-23 06:06:08,288 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 140.5MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 06:06:08,288 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 209.7MB. Free memory is still 175.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 06:06:08,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7883.76ms. Allocated memory is still 209.7MB. Free memory was 166.5MB in the beginning and 89.5MB in the end (delta: 77.0MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. [2024-08-23 06:06:08,290 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 140.5MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 209.7MB. Free memory is still 175.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7883.76ms. Allocated memory is still 209.7MB. Free memory was 166.5MB in the beginning and 89.5MB in the end (delta: 77.0MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 443]: 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_nvram_unlocked_ioctl_write_nvram.i ./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_generic_nvram_nvram_unlocked_ioctl_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.dk.goblint-validation-atomicfix-7bc0c75-m [2024-08-23 06:06:10,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-08-23 06:06:10,714 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-08-23 06:06:10,722 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-08-23 06:06:10,723 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-08-23 06:06:10,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-08-23 06:06:10,764 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-08-23 06:06:10,765 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-08-23 06:06:10,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-08-23 06:06:10,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-08-23 06:06:10,768 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-08-23 06:06:10,769 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-08-23 06:06:10,769 INFO L153 SettingsManager]: * Use SBE=true [2024-08-23 06:06:10,771 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-08-23 06:06:10,771 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-08-23 06:06:10,771 INFO L153 SettingsManager]: * sizeof long=4 [2024-08-23 06:06:10,772 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-08-23 06:06:10,772 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-08-23 06:06:10,772 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-08-23 06:06:10,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-08-23 06:06:10,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-08-23 06:06:10,777 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-08-23 06:06:10,777 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-08-23 06:06:10,778 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-08-23 06:06:10,778 INFO L153 SettingsManager]: * sizeof long double=12 [2024-08-23 06:06:10,778 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-08-23 06:06:10,778 INFO L153 SettingsManager]: * Use constant arrays=true [2024-08-23 06:06:10,779 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-08-23 06:06:10,779 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-08-23 06:06:10,779 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-08-23 06:06:10,779 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-08-23 06:06:10,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-08-23 06:06:10,780 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-08-23 06:06:10,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-08-23 06:06:10,782 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-08-23 06:06:10,783 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-08-23 06:06:10,783 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-08-23 06:06:10,783 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-08-23 06:06:10,784 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-08-23 06:06:10,785 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-08-23 06:06:10,785 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-08-23 06:06:10,786 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-08-23 06:06:10,786 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-08-23 06:06:10,786 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-08-23 06:06:10,786 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-08-23 06:06:11,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-08-23 06:06:11,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-08-23 06:06:11,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-08-23 06:06:11,169 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-08-23 06:06:11,170 INFO L274 PluginConnector]: Witness Parser initialized [2024-08-23 06:06:11,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/./goblint.2024-08-08_07-59-58.files/mutex-meet-local/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.yml/witness.yml [2024-08-23 06:06:11,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-08-23 06:06:11,425 INFO L274 PluginConnector]: CDTParser initialized [2024-08-23 06:06:11,426 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-08-23 06:06:13,207 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-08-23 06:06:13,784 INFO L384 CDTParser]: Found 1 translation units. [2024-08-23 06:06:13,785 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-08-23 06:06:13,840 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/14cc1034e/275addc3184e43dda6a4152f4477c5d6/FLAGd7eb82d26 [2024-08-23 06:06:14,304 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/14cc1034e/275addc3184e43dda6a4152f4477c5d6 [2024-08-23 06:06:14,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-08-23 06:06:14,306 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-08-23 06:06:14,308 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-08-23 06:06:14,308 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-08-23 06:06:14,313 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-08-23 06:06:14,314 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 06:06:11" (1/2) ... [2024-08-23 06:06:14,316 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7f84ee and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:06:14, skipping insertion in model container [2024-08-23 06:06:14,317 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 23.08 06:06:11" (1/2) ... [2024-08-23 06:06:14,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37bbe82f and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 23.08 06:06:14, skipping insertion in model container [2024-08-23 06:06:14,319 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 06:06:14" (2/2) ... [2024-08-23 06:06:14,320 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7f84ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 06:06:14, skipping insertion in model container [2024-08-23 06:06:14,320 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.08 06:06:14" (2/2) ... [2024-08-23 06:06:14,320 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-08-23 06:06:15,289 INFO L95 edCorrectnessWitness]: Found the following entries in the witness: [2024-08-23 06:06:15,290 INFO L97 edCorrectnessWitness]: Location invariant before [L443-L443] (((((((((((((((((((((((((((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_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) [2024-08-23 06:06:15,290 INFO L97 edCorrectnessWitness]: Location invariant before [L461-L461] (((((((((((((((((((((((((((((((0 <= whoop_int) && ((-4LL + (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && ((4LL - (long long )default_alloc_size) + (long long )whoop_int >= 0LL)) && (_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) [2024-08-23 06:06:15,404 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-08-23 06:06:15,860 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_nvram_unlocked_ioctl_write_nvram.i[5469,5482] [2024-08-23 06:06:21,807 INFO L207 PostProcessor]: Analyzing one entry point: main [2024-08-23 06:06:21,832 INFO L202 MainTranslator]: Completed pre-run [2024-08-23 06:06:21,858 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_nvram_unlocked_ioctl_write_nvram.i[5469,5482] Start Parsing Local [2024-08-23 06:06:21,965 ERROR L334 MainTranslator]: Incorrect Syntax: Undeclared variable in ACSL expression: nvram_init [2024-08-23 06:06:21,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@37bbe82f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.08 06:06:21, skipping insertion in model container [2024-08-23 06:06:21,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-08-23 06:06:21,968 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-08-23 06:06:21,970 INFO L158 Benchmark]: Toolchain (without parser) took 7662.52ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 47.4MB in the beginning and 57.9MB in the end (delta: -10.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-08-23 06:06:21,970 INFO L158 Benchmark]: Witness Parser took 1.85ms. Allocated memory is still 44.0MB. Free memory was 20.8MB in the beginning and 20.7MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 06:06:21,971 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 58.7MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-08-23 06:06:21,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7659.85ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 47.4MB in the beginning and 57.9MB in the end (delta: -10.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-08-23 06:06:21,973 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 1.85ms. Allocated memory is still 44.0MB. Free memory was 20.8MB in the beginning and 20.7MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 58.7MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7659.85ms. Allocated memory was 75.5MB in the beginning and 102.8MB in the end (delta: 27.3MB). Free memory was 47.4MB in the beginning and 57.9MB in the end (delta: -10.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - SyntaxErrorResult [Line: 443]: 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