./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.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_current_pc8736x_gpio_get.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 8e03212f81563a7fcbc917917e9bcb47cc00163f783be40727098c4a3913b164 --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 21:09:45,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 21:09:45,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 21:09:45,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 21:09:45,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 21:09:45,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 21:09:45,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 21:09:45,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 21:09:45,989 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 21:09:45,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 21:09:45,998 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 21:09:46,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 21:09:46,000 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 21:09:46,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 21:09:46,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 21:09:46,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 21:09:46,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 21:09:46,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 21:09:46,011 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 21:09:46,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 21:09:46,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 21:09:46,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 21:09:46,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 21:09:46,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 21:09:46,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 21:09:46,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 21:09:46,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 21:09:46,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 21:09:46,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 21:09:46,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 21:09:46,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 21:09:46,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 21:09:46,037 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 21:09:46,038 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 21:09:46,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 21:09:46,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 21:09:46,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 21:09:46,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 21:09:46,040 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 21:09:46,041 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 21:09:46,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 21:09:46,043 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-29 21:09:46,066 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 21:09:46,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 21:09:46,069 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 21:09:46,069 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 21:09:46,070 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 21:09:46,070 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 21:09:46,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 21:09:46,071 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 21:09:46,071 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 21:09:46,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 21:09:46,072 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 21:09:46,072 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 21:09:46,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 21:09:46,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 21:09:46,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 21:09:46,073 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 21:09:46,073 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 21:09:46,073 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 21:09:46,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 21:09:46,074 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 21:09:46,074 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 21:09:46,074 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 21:09:46,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 21:09:46,074 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 21:09:46,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 21:09:46,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 21:09:46,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 21:09:46,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 21:09:46,075 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 21:09:46,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 21:09:46,076 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 21:09:46,076 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 21:09:46,076 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 21:09:46,076 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 21:09:46,077 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e03212f81563a7fcbc917917e9bcb47cc00163f783be40727098c4a3913b164 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 21:09:46,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 21:09:46,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 21:09:46,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 21:09:46,379 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 21:09:46,379 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 21:09:46,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2023-08-29 21:09:47,553 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 21:09:48,021 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 21:09:48,021 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2023-08-29 21:09:48,059 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb40fcd18/7c1a050cead346a5a88502857cdae8c6/FLAGb1532efc9 [2023-08-29 21:09:48,070 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb40fcd18/7c1a050cead346a5a88502857cdae8c6 [2023-08-29 21:09:48,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 21:09:48,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 21:09:48,074 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 21:09:48,074 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 21:09:48,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 21:09:48,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:48" (1/1) ... [2023-08-29 21:09:48,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d6b3285 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:09:48, skipping insertion in model container [2023-08-29 21:09:48,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:48" (1/1) ... [2023-08-29 21:09:48,085 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 21:09:48,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 21:09:48,485 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_current_pc8736x_gpio_get.i[5469,5482] [2023-08-29 21:09:51,065 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 21:09:51,072 INFO L158 Benchmark]: Toolchain (without parser) took 2998.20ms. Allocated memory is still 100.7MB. Free memory was 69.9MB in the beginning and 56.5MB in the end (delta: 13.4MB). Peak memory consumption was 31.2MB. Max. memory is 16.1GB. [2023-08-29 21:09:51,072 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 21:09:51,073 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2996.60ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 56.5MB in the end (delta: 13.1MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-08-29 21:09:51,074 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 65.0MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 98.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2996.60ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 56.5MB in the end (delta: 13.1MB). Peak memory consumption was 29.1MB. 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_current_pc8736x_gpio_get.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 8e03212f81563a7fcbc917917e9bcb47cc00163f783be40727098c4a3913b164 --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 21:09:52,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 21:09:52,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 21:09:52,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 21:09:52,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 21:09:52,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 21:09:52,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 21:09:52,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 21:09:52,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 21:09:52,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 21:09:52,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 21:09:52,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 21:09:52,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 21:09:52,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 21:09:52,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 21:09:52,797 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 21:09:52,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 21:09:52,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 21:09:52,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 21:09:52,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 21:09:52,802 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 21:09:52,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 21:09:52,804 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 21:09:52,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 21:09:52,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 21:09:52,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 21:09:52,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 21:09:52,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 21:09:52,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 21:09:52,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 21:09:52,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 21:09:52,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 21:09:52,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 21:09:52,813 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 21:09:52,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 21:09:52,814 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 21:09:52,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 21:09:52,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 21:09:52,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 21:09:52,816 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 21:09:52,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 21:09:52,823 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-29 21:09:52,853 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 21:09:52,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 21:09:52,855 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 21:09:52,855 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 21:09:52,856 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 21:09:52,856 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 21:09:52,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 21:09:52,858 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 21:09:52,858 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 21:09:52,858 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 21:09:52,859 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 21:09:52,859 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 21:09:52,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 21:09:52,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 21:09:52,860 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 21:09:52,860 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 21:09:52,861 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 21:09:52,861 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 21:09:52,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 21:09:52,861 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 21:09:52,861 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 21:09:52,862 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 21:09:52,862 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 21:09:52,862 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 21:09:52,862 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 21:09:52,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 21:09:52,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 21:09:52,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 21:09:52,863 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 21:09:52,863 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 21:09:52,864 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 21:09:52,864 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 21:09:52,864 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 21:09:52,865 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 21:09:52,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 21:09:52,865 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 21:09:52,865 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 21:09:52,865 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e03212f81563a7fcbc917917e9bcb47cc00163f783be40727098c4a3913b164 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 21:09:53,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 21:09:53,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 21:09:53,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 21:09:53,204 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 21:09:53,204 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 21:09:53,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2023-08-29 21:09:54,452 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 21:09:54,889 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 21:09:54,890 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_get.i [2023-08-29 21:09:54,932 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daed094ee/e129671bf1e3462d91d4175063fc4c40/FLAGe8a2850d5 [2023-08-29 21:09:54,944 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/daed094ee/e129671bf1e3462d91d4175063fc4c40 [2023-08-29 21:09:54,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 21:09:54,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 21:09:54,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 21:09:54,950 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 21:09:54,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 21:09:54,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:54" (1/1) ... [2023-08-29 21:09:54,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c84e991 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:09:54, skipping insertion in model container [2023-08-29 21:09:54,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:54" (1/1) ... [2023-08-29 21:09:54,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 21:09:55,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 21:09:55,325 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_current_pc8736x_gpio_get.i[5469,5482] [2023-08-29 21:09:57,869 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 21:09:57,874 INFO L158 Benchmark]: Toolchain (without parser) took 2924.81ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 39.7MB in the end (delta: -4.6MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-08-29 21:09:57,874 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory is still 29.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 21:09:57,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2922.63ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 34.9MB in the beginning and 39.7MB in the end (delta: -4.8MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2023-08-29 21:09:57,876 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 52.4MB. Free memory is still 29.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2922.63ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 34.9MB in the beginning and 39.7MB in the end (delta: -4.8MB). Peak memory consumption was 22.0MB. 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