./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b8dbc81d Calling Ultimate with: /usr/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 ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.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.graphml --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 51c838f928ac384d8fdc78da2570bfd8622730962319208ac7b8c7e3db94de0f --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 21:09:07,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 21:09:07,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 21:09:07,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 21:09:07,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 21:09:07,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 21:09:07,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 21:09:07,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 21:09:07,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 21:09:07,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 21:09:07,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 21:09:07,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 21:09:07,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 21:09:07,902 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 21:09:07,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 21:09:07,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 21:09:07,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 21:09:07,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 21:09:07,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 21:09:07,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 21:09:07,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 21:09:07,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 21:09:07,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 21:09:07,928 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 21:09:07,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 21:09:07,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 21:09:07,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 21:09:07,937 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 21:09:07,938 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 21:09:07,939 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 21:09:07,939 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 21:09:07,940 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 21:09:07,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 21:09:07,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 21:09:07,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 21:09:07,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 21:09:07,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 21:09:07,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 21:09:07,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 21:09:07,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 21:09:07,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 21:09:07,948 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-29 21:09:07,982 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 21:09:07,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 21:09:07,984 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 21:09:07,984 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 21:09:07,985 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 21:09:07,985 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 21:09:07,985 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 21:09:07,985 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 21:09:07,986 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 21:09:07,986 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 21:09:07,987 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 21:09:07,987 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 21:09:07,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 21:09:07,987 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 21:09:07,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 21:09:07,988 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 21:09:07,988 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 21:09:07,988 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 21:09:07,988 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 21:09:07,988 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 21:09:07,988 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 21:09:07,989 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 21:09:07,989 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 21:09:07,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 21:09:07,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 21:09:07,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 21:09:07,990 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 21:09:07,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 21:09:07,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 21:09:07,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 21:09:07,990 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 21:09:07,991 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 21:09:07,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 21:09:07,991 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 21:09:07,991 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51c838f928ac384d8fdc78da2570bfd8622730962319208ac7b8c7e3db94de0f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 21:09:08,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 21:09:08,292 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 21:09:08,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 21:09:08,295 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 21:09:08,296 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 21:09:08,297 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2023-08-29 21:09:09,407 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 21:09:09,866 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 21:09:09,867 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2023-08-29 21:09:09,900 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd42193b/226efc23bc994582831267664ed1d4e7/FLAG201b70970 [2023-08-29 21:09:09,969 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd42193b/226efc23bc994582831267664ed1d4e7 [2023-08-29 21:09:09,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 21:09:09,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 21:09:09,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 21:09:09,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 21:09:09,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 21:09:09,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:09" (1/1) ... [2023-08-29 21:09:09,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d5669b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:09:09, skipping insertion in model container [2023-08-29 21:09:09,982 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:09" (1/1) ... [2023-08-29 21:09:09,987 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 21:09:10,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 21:09:10,423 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i[5469,5482] [2023-08-29 21:09:12,504 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:1442) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:725) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:562) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2065) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1482) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3317) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:603) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2023-08-29 21:09:12,509 INFO L158 Benchmark]: Toolchain (without parser) took 2535.46ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 48.2MB in the beginning and 53.1MB in the end (delta: -4.9MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-08-29 21:09:12,510 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 21:09:12,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2531.49ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 47.9MB in the beginning and 53.1MB in the end (delta: -5.1MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2023-08-29 21:09:12,512 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 56.6MB. Free memory was 34.4MB in the beginning and 34.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2531.49ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 47.9MB in the beginning and 53.1MB in the end (delta: -5.1MB). Peak memory consumption was 28.9MB. 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: /usr/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 ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.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.graphml --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 51c838f928ac384d8fdc78da2570bfd8622730962319208ac7b8c7e3db94de0f --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations AFTER --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-29 21:09:14,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 21:09:14,204 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 21:09:14,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 21:09:14,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 21:09:14,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 21:09:14,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 21:09:14,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 21:09:14,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 21:09:14,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 21:09:14,263 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 21:09:14,265 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 21:09:14,266 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 21:09:14,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 21:09:14,271 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 21:09:14,277 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 21:09:14,278 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 21:09:14,280 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 21:09:14,282 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 21:09:14,287 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 21:09:14,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 21:09:14,289 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 21:09:14,290 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 21:09:14,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 21:09:14,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 21:09:14,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 21:09:14,297 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 21:09:14,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 21:09:14,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 21:09:14,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 21:09:14,302 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 21:09:14,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 21:09:14,304 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 21:09:14,305 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 21:09:14,306 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 21:09:14,306 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 21:09:14,306 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 21:09:14,306 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 21:09:14,307 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 21:09:14,307 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 21:09:14,308 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 21:09:14,310 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-29 21:09:14,344 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 21:09:14,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 21:09:14,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 21:09:14,345 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 21:09:14,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 21:09:14,346 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 21:09:14,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 21:09:14,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 21:09:14,346 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 21:09:14,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 21:09:14,347 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 21:09:14,348 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 21:09:14,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 21:09:14,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 21:09:14,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 21:09:14,349 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 21:09:14,349 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 21:09:14,349 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 21:09:14,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 21:09:14,349 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 21:09:14,349 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 21:09:14,350 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 21:09:14,350 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 21:09:14,350 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 21:09:14,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 21:09:14,351 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 21:09:14,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 21:09:14,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 21:09:14,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 21:09:14,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 21:09:14,352 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 21:09:14,352 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 21:09:14,352 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 21:09:14,352 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 21:09:14,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 21:09:14,353 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 21:09:14,353 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 21:09:14,353 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 51c838f928ac384d8fdc78da2570bfd8622730962319208ac7b8c7e3db94de0f Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 21:09:14,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 21:09:14,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 21:09:14,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 21:09:14,662 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 21:09:14,662 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 21:09:14,664 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2023-08-29 21:09:15,862 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 21:09:16,348 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 21:09:16,349 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i [2023-08-29 21:09:16,396 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b49b98ec/543a0af0dd4f412a88be8e8aedf975fb/FLAG66052ee53 [2023-08-29 21:09:16,411 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b49b98ec/543a0af0dd4f412a88be8e8aedf975fb [2023-08-29 21:09:16,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 21:09:16,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 21:09:16,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 21:09:16,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 21:09:16,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 21:09:16,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:16" (1/1) ... [2023-08-29 21:09:16,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4704f862 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:09:16, skipping insertion in model container [2023-08-29 21:09:16,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:16" (1/1) ... [2023-08-29 21:09:16,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 21:09:16,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 21:09:16,864 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_current.i[5469,5482] [2023-08-29 21:09:18,752 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:1442) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:725) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:562) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2065) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1079) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1482) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3317) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:603) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2023-08-29 21:09:18,759 INFO L158 Benchmark]: Toolchain (without parser) took 2343.61ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 38.9MB in the beginning and 38.7MB in the end (delta: 141.4kB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-08-29 21:09:18,759 INFO L158 Benchmark]: CDTParser took 0.88ms. Allocated memory is still 54.5MB. Free memory is still 32.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 21:09:18,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2340.70ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 38.9MB in the beginning and 38.7MB in the end (delta: 141.4kB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-08-29 21:09:18,761 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.88ms. Allocated memory is still 54.5MB. Free memory is still 32.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2340.70ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 38.9MB in the beginning and 38.7MB in the end (delta: 141.4kB). Peak memory consumption was 20.2MB. 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