./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.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.yml/witness.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 80b1b132 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_nvram_unlocked_ioctl_write_nvram.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.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 --- Real Ultimate output --- This is Ultimate 0.2.4-?-80b1b13-m [2024-01-31 16:44:32,778 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 16:44:32,860 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-31 16:44:32,866 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 16:44:32,866 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 16:44:32,892 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 16:44:32,892 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 16:44:32,892 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 16:44:32,893 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 16:44:32,897 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 16:44:32,898 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 16:44:32,898 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 16:44:32,898 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 16:44:32,899 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 16:44:32,900 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 16:44:32,900 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 16:44:32,900 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 16:44:32,900 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 16:44:32,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-31 16:44:32,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 16:44:32,901 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 16:44:32,901 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 16:44:32,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 16:44:32,902 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 16:44:32,902 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 16:44:32,902 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 16:44:32,902 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 16:44:32,903 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 16:44:32,903 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 16:44:32,903 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 16:44:32,904 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 16:44:32,905 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 16:44:32,905 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:44:32,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 16:44:32,905 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 16:44:32,905 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 16:44:32,905 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-31 16:44:32,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-31 16:44:32,906 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 16:44:32,906 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 16:44:32,906 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 16:44:32,906 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 16:44:32,907 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 16:44:32,907 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 16:44:33,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 16:44:33,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 16:44:33,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 16:44:33,142 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 16:44:33,142 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 16:44:33,143 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.yml/witness.yml [2024-01-31 16:44:33,456 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 16:44:33,457 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 16:44:33,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-01-31 16:44:34,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 16:44:35,071 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 16:44:35,071 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-01-31 16:44:35,109 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6030302db/53e5d1dedd9e4f208b4e5fa9bee219fa/FLAG5813878d3 [2024-01-31 16:44:35,122 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6030302db/53e5d1dedd9e4f208b4e5fa9bee219fa [2024-01-31 16:44:35,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 16:44:35,125 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 16:44:35,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 16:44:35,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 16:44:35,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 16:44:35,130 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:44:33" (1/2) ... [2024-01-31 16:44:35,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65bd81af and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:44:35, skipping insertion in model container [2024-01-31 16:44:35,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:44:33" (1/2) ... [2024-01-31 16:44:35,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d2bca9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:44:35, skipping insertion in model container [2024-01-31 16:44:35,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:44:35" (2/2) ... [2024-01-31 16:44:35,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65bd81af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:44:35, skipping insertion in model container [2024-01-31 16:44:35,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:44:35" (2/2) ... [2024-01-31 16:44:35,135 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 16:44:43,734 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 16:44:43,735 INFO L98 nessWitnessExtractor]: Location invariant after [L6858-L6858] ((((((((((((((((((((((((((((((_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)) && (kaslr_enabled == (_Bool)0 || kaslr_enabled == (_Bool)1)) && (persistent_clock_exist == (_Bool)0 || persistent_clock_exist == (_Bool)1) [2024-01-31 16:44:43,735 INFO L98 nessWitnessExtractor]: Location invariant after [L6729-L6729] buf == p [2024-01-31 16:44:43,735 INFO L98 nessWitnessExtractor]: Location invariant after [L6776-L6776] ((((((((((((((((((((((((((((((_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)) && (kaslr_enabled == (_Bool)0 || kaslr_enabled == (_Bool)1)) && (persistent_clock_exist == (_Bool)0 || persistent_clock_exist == (_Bool)1) [2024-01-31 16:44:43,846 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 16:44:44,121 WARN L239 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] [2024-01-31 16:44:44,580 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type wait_queue_func_t [2024-01-31 16:44:44,580 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5d2bca9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:44:44, skipping insertion in model container [2024-01-31 16:44:44,581 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 16:44:44,581 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-01-31 16:44:44,582 INFO L158 Benchmark]: Toolchain (without parser) took 9456.64ms. Allocated memory was 222.3MB in the beginning and 482.3MB in the end (delta: 260.0MB). Free memory was 151.7MB in the beginning and 260.7MB in the end (delta: -109.0MB). Peak memory consumption was 201.0MB. Max. memory is 16.1GB. [2024-01-31 16:44:44,583 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 123.7MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:44:44,583 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 222.3MB. Free memory is still 154.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:44:44,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 9454.79ms. Allocated memory was 222.3MB in the beginning and 482.3MB in the end (delta: 260.0MB). Free memory was 151.7MB in the beginning and 260.7MB in the end (delta: -109.0MB). Peak memory consumption was 201.0MB. Max. memory is 16.1GB. [2024-01-31 16:44:44,584 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 0.15ms. Allocated memory is still 123.7MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 222.3MB. Free memory is still 154.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 9454.79ms. Allocated memory was 222.3MB in the beginning and 482.3MB in the end (delta: 260.0MB). Free memory was 151.7MB in the beginning and 260.7MB in the end (delta: -109.0MB). Peak memory consumption was 201.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 868]: Unsupported Syntax Undefined type wait_queue_func_t RESULT: Ultimate could not prove your program: Toolchain returned no result. 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_nvram_unlocked_ioctl_write_nvram.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.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 --- Real Ultimate output --- This is Ultimate 0.2.4-?-80b1b13-m [2024-01-31 16:44:46,514 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 16:44:46,575 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-01-31 16:44:46,583 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 16:44:46,584 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 16:44:46,623 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 16:44:46,623 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 16:44:46,624 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 16:44:46,624 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 16:44:46,627 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 16:44:46,628 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 16:44:46,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 16:44:46,629 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 16:44:46,629 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 16:44:46,630 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 16:44:46,630 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 16:44:46,630 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 16:44:46,630 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 16:44:46,631 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 16:44:46,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 16:44:46,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 16:44:46,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 16:44:46,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 16:44:46,632 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-01-31 16:44:46,632 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-01-31 16:44:46,633 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 16:44:46,633 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-01-31 16:44:46,633 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 16:44:46,633 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 16:44:46,633 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 16:44:46,634 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 16:44:46,634 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 16:44:46,635 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 16:44:46,635 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 16:44:46,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 16:44:46,635 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 16:44:46,636 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 16:44:46,636 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 16:44:46,636 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-01-31 16:44:46,636 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-01-31 16:44:46,636 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 16:44:46,637 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 16:44:46,637 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 16:44:46,637 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 16:44:46,637 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 16:44:46,637 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-01-31 16:44:46,638 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 16:44:46,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 16:44:46,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 16:44:46,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 16:44:46,897 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 16:44:46,897 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 16:44:46,899 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.yml/witness.yml [2024-01-31 16:44:47,204 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 16:44:47,205 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 16:44:47,205 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-01-31 16:44:48,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 16:44:48,762 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 16:44:48,762 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_unlocked_ioctl_write_nvram.i [2024-01-31 16:44:48,797 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c493242b8/b943b7ddb70d47f6b22c13b08f977482/FLAG0d4aaf309 [2024-01-31 16:44:48,813 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c493242b8/b943b7ddb70d47f6b22c13b08f977482 [2024-01-31 16:44:48,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 16:44:48,815 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 16:44:48,817 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 16:44:48,817 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 16:44:48,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 16:44:48,821 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:44:47" (1/2) ... [2024-01-31 16:44:48,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aa3f0d9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:44:48, skipping insertion in model container [2024-01-31 16:44:48,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 04:44:47" (1/2) ... [2024-01-31 16:44:48,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3082e159 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 04:44:48, skipping insertion in model container [2024-01-31 16:44:48,824 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:44:48" (2/2) ... [2024-01-31 16:44:48,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7aa3f0d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:44:48, skipping insertion in model container [2024-01-31 16:44:48,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 04:44:48" (2/2) ... [2024-01-31 16:44:48,825 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 16:44:55,375 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 16:44:55,376 INFO L98 nessWitnessExtractor]: Location invariant after [L6776-L6776] ((((((((((((((((((((((((((((((_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)) && (kaslr_enabled == (_Bool)0 || kaslr_enabled == (_Bool)1)) && (persistent_clock_exist == (_Bool)0 || persistent_clock_exist == (_Bool)1) [2024-01-31 16:44:55,376 INFO L98 nessWitnessExtractor]: Location invariant after [L6729-L6729] buf == p [2024-01-31 16:44:55,376 INFO L98 nessWitnessExtractor]: Location invariant after [L6858-L6858] ((((((((((((((((((((((((((((((_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)) && (kaslr_enabled == (_Bool)0 || kaslr_enabled == (_Bool)1)) && (persistent_clock_exist == (_Bool)0 || persistent_clock_exist == (_Bool)1) [2024-01-31 16:44:55,462 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 16:44:55,721 WARN L239 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] [2024-01-31 16:44:56,150 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type wait_queue_func_t [2024-01-31 16:44:56,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3082e159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 04:44:56, skipping insertion in model container [2024-01-31 16:44:56,151 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 16:44:56,151 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-01-31 16:44:56,153 INFO L158 Benchmark]: Toolchain (without parser) took 7337.47ms. Allocated memory was 96.5MB in the beginning and 159.4MB in the end (delta: 62.9MB). Free memory was 57.6MB in the beginning and 38.7MB in the end (delta: 18.9MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. [2024-01-31 16:44:56,154 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 48.2MB. Free memory was 27.3MB in the beginning and 27.3MB in the end (delta: 36.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:44:56,154 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 69.2MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 16:44:56,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7334.78ms. Allocated memory was 96.5MB in the beginning and 159.4MB in the end (delta: 62.9MB). Free memory was 57.6MB in the beginning and 38.7MB in the end (delta: 18.9MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. [2024-01-31 16:44:56,156 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 48.2MB. Free memory was 27.3MB in the beginning and 27.3MB in the end (delta: 36.7kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.08ms. Allocated memory is still 69.2MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7334.78ms. Allocated memory was 96.5MB in the beginning and 159.4MB in the end (delta: 62.9MB). Free memory was 57.6MB in the beginning and 38.7MB in the end (delta: 18.9MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 868]: Unsupported Syntax Undefined type wait_queue_func_t RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN