./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_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_change_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 cc093ebb342e6e2aeac5659b7fad110e8a742c2f2123ff4689086ab884a6098d --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 21:09:17,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 21:09:17,882 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 21:09:17,927 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 21:09:17,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 21:09:17,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 21:09:17,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 21:09:17,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 21:09:17,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 21:09:17,948 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 21:09:17,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 21:09:17,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 21:09:17,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 21:09:17,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 21:09:17,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 21:09:17,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 21:09:17,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 21:09:17,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 21:09:17,964 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 21:09:17,969 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 21:09:17,970 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 21:09:17,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 21:09:17,972 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 21:09:17,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 21:09:17,979 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 21:09:17,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 21:09:17,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 21:09:17,982 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 21:09:17,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 21:09:17,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 21:09:17,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 21:09:17,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 21:09:17,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 21:09:17,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 21:09:17,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 21:09:17,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 21:09:17,994 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 21:09:17,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 21:09:17,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 21:09:17,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 21:09:17,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 21:09:17,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-29 21:09:18,035 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 21:09:18,035 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 21:09:18,036 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 21:09:18,037 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 21:09:18,037 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 21:09:18,038 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 21:09:18,038 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 21:09:18,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 21:09:18,039 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 21:09:18,039 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 21:09:18,040 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 21:09:18,040 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 21:09:18,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 21:09:18,040 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 21:09:18,040 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 21:09:18,041 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 21:09:18,041 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 21:09:18,041 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 21:09:18,041 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 21:09:18,041 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 21:09:18,042 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 21:09:18,042 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 21:09:18,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 21:09:18,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 21:09:18,042 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 21:09:18,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 21:09:18,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 21:09:18,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 21:09:18,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 21:09:18,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 21:09:18,044 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 21:09:18,044 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 21:09:18,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 21:09:18,044 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 21:09:18,045 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc093ebb342e6e2aeac5659b7fad110e8a742c2f2123ff4689086ab884a6098d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 21:09:18,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 21:09:18,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 21:09:18,399 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 21:09:18,400 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 21:09:18,401 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 21:09:18,402 INFO L432 ainManager$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_get.i [2023-08-29 21:09:19,689 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 21:09:20,230 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 21:09:20,231 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2023-08-29 21:09:20,270 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/621140d55/6098e977faf948dcaba376ed9e2cda3d/FLAG670f0f342 [2023-08-29 21:09:20,286 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/621140d55/6098e977faf948dcaba376ed9e2cda3d [2023-08-29 21:09:20,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 21:09:20,290 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 21:09:20,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 21:09:20,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 21:09:20,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 21:09:20,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:20" (1/1) ... [2023-08-29 21:09:20,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b86b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:09:20, skipping insertion in model container [2023-08-29 21:09:20,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:20" (1/1) ... [2023-08-29 21:09:20,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 21:09:20,395 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 21:09:20,691 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_get.i[5469,5482] [2023-08-29 21:09:24,145 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 21:09:24,150 INFO L158 Benchmark]: Toolchain (without parser) took 3859.52ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 40.5MB in the beginning and 51.1MB in the end (delta: -10.6MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-29 21:09:24,152 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 21:09:24,153 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3857.97ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 40.3MB in the beginning and 51.1MB in the end (delta: -10.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-08-29 21:09:24,157 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 56.6MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3857.97ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 40.3MB in the beginning and 51.1MB in the end (delta: -10.8MB). Peak memory consumption was 23.8MB. 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 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_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 cc093ebb342e6e2aeac5659b7fad110e8a742c2f2123ff4689086ab884a6098d --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 21:09:25,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 21:09:25,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 21:09:25,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 21:09:25,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 21:09:25,954 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 21:09:25,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 21:09:25,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 21:09:25,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 21:09:25,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 21:09:25,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 21:09:25,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 21:09:25,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 21:09:25,973 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 21:09:25,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 21:09:25,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 21:09:25,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 21:09:25,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 21:09:25,982 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 21:09:25,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 21:09:25,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 21:09:25,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 21:09:25,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 21:09:25,992 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 21:09:25,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 21:09:25,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 21:09:25,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 21:09:25,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 21:09:25,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 21:09:26,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 21:09:26,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 21:09:26,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 21:09:26,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 21:09:26,004 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 21:09:26,005 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 21:09:26,005 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 21:09:26,006 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 21:09:26,006 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 21:09:26,006 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 21:09:26,007 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 21:09:26,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 21:09:26,009 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-29 21:09:26,042 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 21:09:26,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 21:09:26,043 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 21:09:26,043 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 21:09:26,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 21:09:26,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 21:09:26,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 21:09:26,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 21:09:26,045 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 21:09:26,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 21:09:26,046 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 21:09:26,046 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 21:09:26,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 21:09:26,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 21:09:26,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 21:09:26,047 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 21:09:26,047 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 21:09:26,048 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 21:09:26,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 21:09:26,048 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 21:09:26,048 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 21:09:26,048 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 21:09:26,048 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 21:09:26,049 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 21:09:26,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 21:09:26,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 21:09:26,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 21:09:26,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 21:09:26,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 21:09:26,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 21:09:26,050 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 21:09:26,050 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 21:09:26,051 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 21:09:26,051 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 21:09:26,051 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 21:09:26,051 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 21:09:26,051 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 21:09:26,052 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc093ebb342e6e2aeac5659b7fad110e8a742c2f2123ff4689086ab884a6098d Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 21:09:26,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 21:09:26,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 21:09:26,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 21:09:26,347 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 21:09:26,348 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 21:09:26,349 INFO L432 ainManager$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_get.i [2023-08-29 21:09:27,605 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 21:09:28,131 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 21:09:28,131 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_get.i [2023-08-29 21:09:28,175 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79066292a/d0463c0de7b343039e0555421428550e/FLAG444e0fc51 [2023-08-29 21:09:28,194 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79066292a/d0463c0de7b343039e0555421428550e [2023-08-29 21:09:28,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 21:09:28,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 21:09:28,200 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 21:09:28,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 21:09:28,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 21:09:28,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:28" (1/1) ... [2023-08-29 21:09:28,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b27e03b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:09:28, skipping insertion in model container [2023-08-29 21:09:28,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:09:28" (1/1) ... [2023-08-29 21:09:28,212 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 21:09:28,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 21:09:28,701 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_get.i[5469,5482] [2023-08-29 21:09:30,959 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 21:09:30,966 INFO L158 Benchmark]: Toolchain (without parser) took 2765.63ms. Allocated memory is still 81.8MB. Free memory was 48.0MB in the beginning and 29.0MB in the end (delta: 19.0MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-08-29 21:09:30,966 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 21:09:30,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2763.96ms. Allocated memory is still 81.8MB. Free memory was 47.8MB in the beginning and 29.0MB in the end (delta: 18.8MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-08-29 21:09:30,968 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 65.0MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2763.96ms. Allocated memory is still 81.8MB. Free memory was 47.8MB in the beginning and 29.0MB in the end (delta: 18.8MB). 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