./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_set.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_set.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 fe55b2f9c4aab8ef897b3db507488ea7950c808c5052f30fdbd219f5b35357b3 --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 21:09:59,468 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 21:09:59,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 21:09:59,495 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 21:09:59,495 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 21:09:59,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 21:09:59,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 21:09:59,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 21:09:59,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 21:09:59,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 21:09:59,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 21:09:59,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 21:09:59,504 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 21:09:59,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 21:09:59,506 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 21:09:59,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 21:09:59,508 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 21:09:59,509 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 21:09:59,514 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 21:09:59,518 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 21:09:59,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 21:09:59,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 21:09:59,525 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 21:09:59,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 21:09:59,530 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 21:09:59,533 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 21:09:59,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 21:09:59,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 21:09:59,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 21:09:59,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 21:09:59,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 21:09:59,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 21:09:59,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 21:09:59,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 21:09:59,541 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 21:09:59,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 21:09:59,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 21:09:59,545 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 21:09:59,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 21:09:59,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 21:09:59,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 21:09:59,548 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-29 21:09:59,585 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 21:09:59,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 21:09:59,587 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 21:09:59,587 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 21:09:59,587 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 21:09:59,588 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 21:09:59,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 21:09:59,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 21:09:59,590 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 21:09:59,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 21:09:59,591 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 21:09:59,591 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 21:09:59,591 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 21:09:59,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 21:09:59,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 21:09:59,592 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 21:09:59,592 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 21:09:59,592 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 21:09:59,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 21:09:59,592 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 21:09:59,593 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 21:09:59,593 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 21:09:59,593 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 21:09:59,593 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 21:09:59,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 21:09:59,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 21:09:59,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 21:09:59,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 21:09:59,594 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-29 21:09:59,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-29 21:09:59,595 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 21:09:59,595 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 21:09:59,595 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 21:09:59,596 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 21:09:59,596 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe55b2f9c4aab8ef897b3db507488ea7950c808c5052f30fdbd219f5b35357b3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 21:09:59,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 21:09:59,923 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 21:09:59,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 21:09:59,926 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 21:09:59,927 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 21:09:59,928 INFO L432 ainManager$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_set.i [2023-08-29 21:10:01,073 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 21:10:01,531 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 21:10:01,532 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2023-08-29 21:10:01,570 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c19399cf2/1c13973346fe4a49a5b4fe1b449a3cd1/FLAG2553f9393 [2023-08-29 21:10:01,586 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c19399cf2/1c13973346fe4a49a5b4fe1b449a3cd1 [2023-08-29 21:10:01,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 21:10:01,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 21:10:01,593 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 21:10:01,593 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 21:10:01,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 21:10:01,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:01" (1/1) ... [2023-08-29 21:10:01,597 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2732b0c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:01, skipping insertion in model container [2023-08-29 21:10:01,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:01" (1/1) ... [2023-08-29 21:10:01,603 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 21:10:01,713 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 21:10:01,963 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_set.i[5469,5482] [2023-08-29 21:10:03,986 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 21:10:03,991 INFO L158 Benchmark]: Toolchain (without parser) took 2399.95ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 41.1MB in the beginning and 38.2MB in the end (delta: 2.9MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-08-29 21:10:03,991 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 54.5MB. Free memory is still 32.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 21:10:03,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2396.22ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 40.9MB in the beginning and 38.6MB in the end (delta: 2.3MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-08-29 21:10:03,995 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 54.5MB. Free memory is still 32.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2396.22ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 40.9MB in the beginning and 38.6MB in the end (delta: 2.3MB). Peak memory consumption was 26.4MB. 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_set.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 fe55b2f9c4aab8ef897b3db507488ea7950c808c5052f30fdbd219f5b35357b3 --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 21:10:05,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-29 21:10:05,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-29 21:10:05,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-29 21:10:05,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-29 21:10:05,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-29 21:10:05,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-29 21:10:05,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-29 21:10:05,717 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-29 21:10:05,722 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-29 21:10:05,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-29 21:10:05,728 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-29 21:10:05,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-29 21:10:05,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-29 21:10:05,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-29 21:10:05,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-29 21:10:05,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-29 21:10:05,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-29 21:10:05,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-29 21:10:05,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-29 21:10:05,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-29 21:10:05,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-29 21:10:05,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-29 21:10:05,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-29 21:10:05,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-29 21:10:05,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-29 21:10:05,755 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-29 21:10:05,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-29 21:10:05,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-29 21:10:05,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-29 21:10:05,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-29 21:10:05,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-29 21:10:05,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-29 21:10:05,762 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-29 21:10:05,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-29 21:10:05,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-29 21:10:05,764 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-29 21:10:05,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-29 21:10:05,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-29 21:10:05,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-29 21:10:05,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-29 21:10:05,767 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-29 21:10:05,805 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-29 21:10:05,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-29 21:10:05,806 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-29 21:10:05,806 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-29 21:10:05,807 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-29 21:10:05,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-29 21:10:05,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-29 21:10:05,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-29 21:10:05,808 INFO L138 SettingsManager]: * Use SBE=true [2023-08-29 21:10:05,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-29 21:10:05,809 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-29 21:10:05,809 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-29 21:10:05,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-29 21:10:05,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-29 21:10:05,810 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-29 21:10:05,810 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-29 21:10:05,810 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-29 21:10:05,810 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-29 21:10:05,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-29 21:10:05,811 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-29 21:10:05,811 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-29 21:10:05,811 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-29 21:10:05,811 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-29 21:10:05,812 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-29 21:10:05,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-29 21:10:05,812 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-29 21:10:05,812 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-29 21:10:05,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-29 21:10:05,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-29 21:10:05,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-29 21:10:05,813 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-29 21:10:05,813 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-29 21:10:05,813 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-29 21:10:05,814 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-29 21:10:05,814 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-29 21:10:05,814 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-29 21:10:05,814 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-29 21:10:05,814 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe55b2f9c4aab8ef897b3db507488ea7950c808c5052f30fdbd219f5b35357b3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> AFTER [2023-08-29 21:10:06,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-29 21:10:06,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-29 21:10:06,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-29 21:10:06,134 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-29 21:10:06,136 INFO L275 PluginConnector]: CDTParser initialized [2023-08-29 21:10:06,137 INFO L432 ainManager$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_set.i [2023-08-29 21:10:07,241 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-29 21:10:07,740 INFO L351 CDTParser]: Found 1 translation units. [2023-08-29 21:10:07,740 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2023-08-29 21:10:07,780 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65ff568e3/248705fc37c54eb18872fe2c072f0760/FLAGa2dacf528 [2023-08-29 21:10:07,805 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65ff568e3/248705fc37c54eb18872fe2c072f0760 [2023-08-29 21:10:07,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-29 21:10:07,809 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-29 21:10:07,811 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-29 21:10:07,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-29 21:10:07,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-29 21:10:07,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:07" (1/1) ... [2023-08-29 21:10:07,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ad83ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 09:10:07, skipping insertion in model container [2023-08-29 21:10:07,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 09:10:07" (1/1) ... [2023-08-29 21:10:07,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-29 21:10:07,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-29 21:10:08,259 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_set.i[5469,5482] [2023-08-29 21:10:10,107 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 21:10:10,112 INFO L158 Benchmark]: Toolchain (without parser) took 2302.51ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 43.5MB in the end (delta: 2.6MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-08-29 21:10:10,113 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-29 21:10:10,113 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2299.42ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 43.5MB in the end (delta: 2.4MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-08-29 21:10:10,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 60.8MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2299.42ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 43.5MB in the end (delta: 2.4MB). Peak memory consumption was 18.1MB. 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference