./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/valid-memsafety.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 61a67961 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/AutomizerMemDerefMemtrack.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 19:39:57,345 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 19:39:57,394 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-10-14 19:39:57,399 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 19:39:57,400 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 19:39:57,427 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 19:39:57,429 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 19:39:57,429 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 19:39:57,429 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 19:39:57,429 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 19:39:57,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 19:39:57,430 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 19:39:57,430 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 19:39:57,431 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 19:39:57,431 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 19:39:57,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 19:39:57,431 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 19:39:57,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 19:39:57,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 19:39:57,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 19:39:57,432 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-14 19:39:57,433 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-14 19:39:57,433 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-14 19:39:57,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 19:39:57,433 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 19:39:57,434 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 19:39:57,434 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 19:39:57,434 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 19:39:57,434 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 19:39:57,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 19:39:57,435 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 19:39:57,435 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 19:39:57,435 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 19:39:57,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 19:39:57,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 19:39:57,436 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 19:39:57,436 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 19:39:57,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 19:39:57,437 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 19:39:57,437 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 19:39:57,437 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 19:39:57,438 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 19:39:57,438 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2024-10-14 19:39:57,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 19:39:57,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 19:39:57,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 19:39:57,673 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 19:39:57,673 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 19:39:57,674 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-10-14 19:39:58,893 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 19:39:59,266 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 19:39:59,267 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-10-14 19:39:59,300 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c854a0643/8f214e5e007b4ed797d6ec301020c99d/FLAG464164af0 [2024-10-14 19:39:59,452 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c854a0643/8f214e5e007b4ed797d6ec301020c99d [2024-10-14 19:39:59,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 19:39:59,455 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 19:39:59,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 19:39:59,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 19:39:59,460 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 19:39:59,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:39:59" (1/1) ... [2024-10-14 19:39:59,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a476165 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:39:59, skipping insertion in model container [2024-10-14 19:39:59,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:39:59" (1/1) ... [2024-10-14 19:39:59,557 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 19:40:01,997 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:138) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:274) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:789) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:567) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:197) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:387) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1613) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3471) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2497) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:639) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-10-14 19:40:02,003 INFO L158 Benchmark]: Toolchain (without parser) took 2546.20ms. Allocated memory is still 172.0MB. Free memory was 127.8MB in the beginning and 64.9MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-10-14 19:40:02,004 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory was 79.9MB in the beginning and 79.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 19:40:02,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2544.71ms. Allocated memory is still 172.0MB. Free memory was 127.8MB in the beginning and 64.9MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-10-14 19:40:02,005 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory was 79.9MB in the beginning and 79.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2544.71ms. Allocated memory is still 172.0MB. Free memory was 127.8MB in the beginning and 64.9MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:138) 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/AutomizerMemDerefMemtrack.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 19:40:03,559 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 19:40:03,618 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2024-10-14 19:40:03,622 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 19:40:03,622 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 19:40:03,644 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 19:40:03,645 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 19:40:03,645 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 19:40:03,645 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 19:40:03,646 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 19:40:03,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 19:40:03,646 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 19:40:03,646 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 19:40:03,647 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 19:40:03,647 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 19:40:03,647 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 19:40:03,648 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 19:40:03,648 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 19:40:03,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 19:40:03,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 19:40:03,649 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-14 19:40:03,651 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-14 19:40:03,651 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-14 19:40:03,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 19:40:03,651 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 19:40:03,651 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 19:40:03,652 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 19:40:03,652 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 19:40:03,652 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 19:40:03,652 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 19:40:03,652 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 19:40:03,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 19:40:03,653 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 19:40:03,653 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 19:40:03,653 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 19:40:03,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 19:40:03,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 19:40:03,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 19:40:03,654 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 19:40:03,654 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 19:40:03,657 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 19:40:03,657 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 19:40:03,657 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 19:40:03,657 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 19:40:03,658 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 19:40:03,658 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30012893862a7e15af8bbbaf0239dbd2e8b93523943e1ee06536b5f9fb75a514 [2024-10-14 19:40:03,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 19:40:03,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 19:40:03,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 19:40:03,942 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 19:40:03,943 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 19:40:03,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-10-14 19:40:05,149 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 19:40:05,500 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 19:40:05,501 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_nvram_unlocked_ioctl.i [2024-10-14 19:40:05,542 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896c6a0a4/79039a1e0e0546fa91493cf1032f9e5f/FLAG4b9bdfa82 [2024-10-14 19:40:05,695 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/896c6a0a4/79039a1e0e0546fa91493cf1032f9e5f [2024-10-14 19:40:05,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 19:40:05,698 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 19:40:05,698 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 19:40:05,698 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 19:40:05,702 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 19:40:05,703 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:40:05" (1/1) ... [2024-10-14 19:40:05,705 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f8db8b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 07:40:05, skipping insertion in model container [2024-10-14 19:40:05,705 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 07:40:05" (1/1) ... [2024-10-14 19:40:05,837 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 19:40:07,569 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield reference at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:138) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:274) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:789) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:567) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:197) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:387) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1613) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3471) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2497) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:639) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-10-14 19:40:07,575 INFO L158 Benchmark]: Toolchain (without parser) took 1876.05ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 29.7MB in the beginning and 47.7MB in the end (delta: -18.0MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-10-14 19:40:07,575 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 19:40:07,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1874.72ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 29.5MB in the beginning and 47.7MB in the end (delta: -18.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-10-14 19:40:07,577 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 62.9MB. Free memory was 39.5MB in the beginning and 39.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1874.72ms. Allocated memory was 62.9MB in the beginning and 86.0MB in the end (delta: 23.1MB). Free memory was 29.5MB in the beginning and 47.7MB in the end (delta: -18.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield reference: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.StructHandler.handleFieldReference(StructHandler.java:138) 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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference