./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.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/char_generic_nvram_read_nvram_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_read_nvram_write_nvram.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/char_generic_nvram_read_nvram_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 17:42:14,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 17:42:14,759 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-01-31 17:42:14,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 17:42:14,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 17:42:14,788 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 17:42:14,789 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 17:42:14,789 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 17:42:14,790 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 17:42:14,793 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 17:42:14,793 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 17:42:14,793 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 17:42:14,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 17:42:14,795 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 17:42:14,795 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 17:42:14,795 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 17:42:14,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 17:42:14,796 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 17:42:14,796 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-31 17:42:14,796 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 17:42:14,796 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 17:42:14,797 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 17:42:14,797 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 17:42:14,797 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 17:42:14,797 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 17:42:14,797 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 17:42:14,798 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 17:42:14,798 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 17:42:14,798 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 17:42:14,799 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 17:42:14,799 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 17:42:14,800 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 17:42:14,800 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 17:42:14,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 17:42:14,800 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 17:42:14,800 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 17:42:14,800 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-31 17:42:14,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-31 17:42:14,801 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 17:42:14,801 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 17:42:14,801 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 17:42:14,801 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 17:42:14,802 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 17:42:14,802 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 17:42:15,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 17:42:15,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 17:42:15,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 17:42:15,044 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 17:42:15,044 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 17:42:15,045 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2024-01-31 17:42:16,068 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 17:42:16,503 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 17:42:16,504 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2024-01-31 17:42:16,540 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01617eee7/a7ef26ce023b4f3a91d7a2e95d53cd67/FLAGef1ed558a [2024-01-31 17:42:16,554 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01617eee7/a7ef26ce023b4f3a91d7a2e95d53cd67 [2024-01-31 17:42:16,555 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 17:42:16,556 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 17:42:16,558 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/char_generic_nvram_read_nvram_write_nvram.yml/witness.yml [2024-01-31 17:42:16,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 17:42:16,900 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 17:42:16,901 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 17:42:16,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 17:42:16,905 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 17:42:16,906 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:42:16" (1/2) ... [2024-01-31 17:42:16,907 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ae67d6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 05:42:16, skipping insertion in model container [2024-01-31 17:42:16,907 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:42:16" (1/2) ... [2024-01-31 17:42:16,908 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@613f7af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 05:42:16, skipping insertion in model container [2024-01-31 17:42:16,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 05:42:16" (2/2) ... [2024-01-31 17:42:16,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ae67d6b and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:42:16, skipping insertion in model container [2024-01-31 17:42:16,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 05:42:16" (2/2) ... [2024-01-31 17:42:16,909 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 17:42:24,121 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 17:42:24,123 INFO L98 nessWitnessExtractor]: Location invariant after [L6716-L6716] buf == p [2024-01-31 17:42:24,123 INFO L98 nessWitnessExtractor]: Location invariant after [L6880-L6880] ((((((((((((((((((((((((((((((_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 17:42:24,123 INFO L98 nessWitnessExtractor]: Location invariant after [L6740-L6740] buf == p [2024-01-31 17:42:24,123 INFO L98 nessWitnessExtractor]: Location invariant after [L6798-L6798] ((((((((((((((((((((((((((((((_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 17:42:24,123 INFO L98 nessWitnessExtractor]: Location invariant after [L6744-L6744] buf == p [2024-01-31 17:42:24,123 INFO L98 nessWitnessExtractor]: Location invariant before [L170-L170] ((((((((((((((((((((((((((((((_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 17:42:24,193 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 17:42:24,454 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_read_nvram_write_nvram.i[5469,5482] [2024-01-31 17:42:24,945 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type wait_queue_func_t [2024-01-31 17:42:24,946 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@613f7af9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:42:24, skipping insertion in model container [2024-01-31 17:42:24,947 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 17:42:24,947 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-01-31 17:42:24,949 INFO L158 Benchmark]: Toolchain (without parser) took 8047.46ms. Allocated memory was 220.2MB in the beginning and 520.1MB in the end (delta: 299.9MB). Free memory was 162.6MB in the beginning and 337.4MB in the end (delta: -174.8MB). Peak memory consumption was 241.2MB. Max. memory is 16.1GB. [2024-01-31 17:42:24,949 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 151.0MB. Free memory was 113.5MB in the beginning and 113.5MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:42:24,950 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 151.0MB. Free memory was 84.0MB in the beginning and 83.6MB in the end (delta: 416.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:42:24,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8045.61ms. Allocated memory was 220.2MB in the beginning and 520.1MB in the end (delta: 299.9MB). Free memory was 162.6MB in the beginning and 337.4MB in the end (delta: -174.8MB). Peak memory consumption was 241.2MB. Max. memory is 16.1GB. [2024-01-31 17:42:24,953 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 151.0MB. Free memory was 113.5MB in the beginning and 113.5MB in the end (delta: 27.5kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 151.0MB. Free memory was 84.0MB in the beginning and 83.6MB in the end (delta: 416.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8045.61ms. Allocated memory was 220.2MB in the beginning and 520.1MB in the end (delta: 299.9MB). Free memory was 162.6MB in the beginning and 337.4MB in the end (delta: -174.8MB). Peak memory consumption was 241.2MB. 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_read_nvram_write_nvram.i ./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/char_generic_nvram_read_nvram_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 17:42:26,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-31 17:42:26,976 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-01-31 17:42:26,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-31 17:42:26,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-31 17:42:27,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-31 17:42:27,008 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-31 17:42:27,008 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-31 17:42:27,009 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-01-31 17:42:27,009 INFO L153 SettingsManager]: * Use memory slicer=true [2024-01-31 17:42:27,009 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-31 17:42:27,010 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-31 17:42:27,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-31 17:42:27,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-31 17:42:27,011 INFO L153 SettingsManager]: * Use SBE=true [2024-01-31 17:42:27,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-31 17:42:27,011 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-31 17:42:27,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-31 17:42:27,012 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-31 17:42:27,012 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-31 17:42:27,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-31 17:42:27,016 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-31 17:42:27,016 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-31 17:42:27,016 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-01-31 17:42:27,019 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-01-31 17:42:27,019 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-01-31 17:42:27,019 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-01-31 17:42:27,020 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-31 17:42:27,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-31 17:42:27,020 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-31 17:42:27,021 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-31 17:42:27,021 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-31 17:42:27,021 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-01-31 17:42:27,021 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-31 17:42:27,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-01-31 17:42:27,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-31 17:42:27,022 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-31 17:42:27,023 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-31 17:42:27,023 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-01-31 17:42:27,023 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-01-31 17:42:27,023 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-31 17:42:27,023 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-01-31 17:42:27,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-31 17:42:27,024 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-01-31 17:42:27,024 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-01-31 17:42:27,024 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-01-31 17:42:27,024 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessparser: Only consider loop invariants -> false [2024-01-31 17:42:27,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-31 17:42:27,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-31 17:42:27,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-31 17:42:27,347 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-31 17:42:27,348 INFO L274 PluginConnector]: CDTParser initialized [2024-01-31 17:42:27,349 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2024-01-31 17:42:28,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-31 17:42:28,897 INFO L384 CDTParser]: Found 1 translation units. [2024-01-31 17:42:28,897 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram.i [2024-01-31 17:42:28,938 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f178267/e28f239428884637bd0ae42a4f8cce36/FLAG08810dfcb [2024-01-31 17:42:28,954 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f178267/e28f239428884637bd0ae42a4f8cce36 [2024-01-31 17:42:28,956 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-01-31 17:42:28,957 INFO L274 PluginConnector]: Witness Parser initialized [2024-01-31 17:42:28,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/./goblint.2023-12-19_14-39-08.files/SV-COMP24_unreach-call/char_generic_nvram_read_nvram_write_nvram.yml/witness.yml [2024-01-31 17:42:29,293 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-31 17:42:29,295 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-31 17:42:29,296 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-31 17:42:29,296 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-31 17:42:29,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-31 17:42:29,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:42:28" (1/2) ... [2024-01-31 17:42:29,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a5cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 05:42:29, skipping insertion in model container [2024-01-31 17:42:29,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 05:42:28" (1/2) ... [2024-01-31 17:42:29,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ed45c35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 05:42:29, skipping insertion in model container [2024-01-31 17:42:29,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 05:42:29" (2/2) ... [2024-01-31 17:42:29,304 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a5cd9 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:42:29, skipping insertion in model container [2024-01-31 17:42:29,304 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 31.01 05:42:29" (2/2) ... [2024-01-31 17:42:29,304 INFO L83 nessWitnessExtractor]: Extracting all invariants from correctness witness [2024-01-31 17:42:36,922 INFO L96 nessWitnessExtractor]: Found the following entries in the witness: [2024-01-31 17:42:36,924 INFO L98 nessWitnessExtractor]: Location invariant after [L6798-L6798] ((((((((((((((((((((((((((((((_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 17:42:36,924 INFO L98 nessWitnessExtractor]: Location invariant after [L6740-L6740] buf == p [2024-01-31 17:42:36,924 INFO L98 nessWitnessExtractor]: Location invariant before [L170-L170] ((((((((((((((((((((((((((((((_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 17:42:36,924 INFO L98 nessWitnessExtractor]: Location invariant after [L6716-L6716] buf == p [2024-01-31 17:42:36,924 INFO L98 nessWitnessExtractor]: Location invariant after [L6880-L6880] ((((((((((((((((((((((((((((((_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 17:42:36,925 INFO L98 nessWitnessExtractor]: Location invariant after [L6744-L6744] buf == p [2024-01-31 17:42:37,051 INFO L179 MainTranslator]: Built tables and reachable declarations [2024-01-31 17:42:37,367 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_read_nvram_write_nvram.i[5469,5482] [2024-01-31 17:42:37,879 ERROR L326 MainTranslator]: Unsupported Syntax: Undefined type wait_queue_func_t [2024-01-31 17:42:37,880 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ed45c35 and model type witness.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 31.01 05:42:37, skipping insertion in model container [2024-01-31 17:42:37,881 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-31 17:42:37,881 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-01-31 17:42:37,883 INFO L158 Benchmark]: Toolchain (without parser) took 8587.27ms. Allocated memory was 90.2MB in the beginning and 165.7MB in the end (delta: 75.5MB). Free memory was 40.1MB in the beginning and 73.3MB in the end (delta: -33.2MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2024-01-31 17:42:37,883 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:42:37,884 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 67.1MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-01-31 17:42:37,884 INFO L158 Benchmark]: CACSL2BoogieTranslator took 8585.30ms. Allocated memory was 90.2MB in the beginning and 165.7MB in the end (delta: 75.5MB). Free memory was 39.7MB in the beginning and 73.3MB in the end (delta: -33.6MB). Peak memory consumption was 86.3MB. Max. memory is 16.1GB. [2024-01-31 17:42:37,885 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 43.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 67.1MB. Free memory is still 36.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 8585.30ms. Allocated memory was 90.2MB in the beginning and 165.7MB in the end (delta: 75.5MB). Free memory was 39.7MB in the beginning and 73.3MB in the end (delta: -33.6MB). Peak memory consumption was 86.3MB. 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