./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-431e8d4-1-102_1a-drivers--net--r8169.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-431e8d4-1-102_1a-drivers--net--r8169.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 99d563dd53ef642a03b2479c6c3e171c953b9888fa87c5bbbc69b168ff2d2fb2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:11:54,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:11:54,931 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2023-12-02 17:11:54,937 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:11:54,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:11:54,966 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:11:54,966 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:11:54,967 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:11:54,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:11:54,968 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:11:54,969 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:11:54,969 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:11:54,970 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:11:54,970 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:11:54,971 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:11:54,971 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:11:54,972 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:11:54,972 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:11:54,973 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:11:54,974 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:11:54,974 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:11:54,975 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:11:54,976 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 17:11:54,977 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 17:11:54,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:11:54,978 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:11:54,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:11:54,979 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 17:11:54,979 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 17:11:54,980 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 17:11:54,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:11:54,980 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 17:11:54,981 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 17:11:54,981 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:11:54,982 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:11:54,982 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:11:54,982 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:11:54,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:11:54,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:11:54,983 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:11:54,983 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:11:54,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:11:54,984 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:11:54,984 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:11:54,984 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:11:54,984 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99d563dd53ef642a03b2479c6c3e171c953b9888fa87c5bbbc69b168ff2d2fb2 [2023-12-02 17:11:55,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:11:55,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:11:55,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:11:55,265 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:11:55,265 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:11:55,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-431e8d4-1-102_1a-drivers--net--r8169.ko-entry_point.cil.out.i [2023-12-02 17:11:58,268 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:11:58,803 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:11:58,803 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-431e8d4-1-102_1a-drivers--net--r8169.ko-entry_point.cil.out.i [2023-12-02 17:11:58,855 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/data/3c8f8e47a/445e3fb610024723b4bb5843e71ebb1b/FLAGaba1f805a [2023-12-02 17:11:58,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/data/3c8f8e47a/445e3fb610024723b4bb5843e71ebb1b [2023-12-02 17:11:58,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:11:58,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:11:58,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:11:58,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:11:58,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:11:58,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:11:58" (1/1) ... [2023-12-02 17:11:58,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7550d0b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:11:58, skipping insertion in model container [2023-12-02 17:11:58,882 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:11:58" (1/1) ... [2023-12-02 17:11:59,088 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:12:00,284 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:1464) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:272) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1427) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 17:12:00,291 INFO L158 Benchmark]: Toolchain (without parser) took 1416.02ms. Allocated memory was 172.0MB in the beginning and 224.4MB in the end (delta: 52.4MB). Free memory was 109.4MB in the beginning and 163.2MB in the end (delta: -53.8MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. [2023-12-02 17:12:00,292 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 172.0MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:12:00,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1413.83ms. Allocated memory was 172.0MB in the beginning and 224.4MB in the end (delta: 52.4MB). Free memory was 109.0MB in the beginning and 163.2MB in the end (delta: -54.1MB). Peak memory consumption was 69.6MB. Max. memory is 16.1GB. [2023-12-02 17:12:00,294 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 172.0MB. Free memory is still 112.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1413.83ms. Allocated memory was 172.0MB in the beginning and 224.4MB in the end (delta: 52.4MB). Free memory was 109.0MB in the beginning and 163.2MB in the end (delta: -54.1MB). Peak memory consumption was 69.6MB. 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-431e8d4-1-102_1a-drivers--net--r8169.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 99d563dd53ef642a03b2479c6c3e171c953b9888fa87c5bbbc69b168ff2d2fb2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:12:02,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:12:02,236 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2023-12-02 17:12:02,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:12:02,242 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:12:02,269 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:12:02,269 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:12:02,270 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:12:02,270 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:12:02,271 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:12:02,271 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:12:02,272 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:12:02,273 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:12:02,273 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:12:02,274 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:12:02,274 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:12:02,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 17:12:02,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 17:12:02,276 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:12:02,277 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:12:02,277 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:12:02,278 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 17:12:02,278 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 17:12:02,279 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 17:12:02,279 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:12:02,280 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 17:12:02,280 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 17:12:02,281 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 17:12:02,281 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 17:12:02,282 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:12:02,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:12:02,282 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 17:12:02,283 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 17:12:02,283 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:12:02,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:12:02,284 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:12:02,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:12:02,284 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 17:12:02,284 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 17:12:02,284 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:12:02,285 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:12:02,285 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:12:02,285 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99d563dd53ef642a03b2479c6c3e171c953b9888fa87c5bbbc69b168ff2d2fb2 [2023-12-02 17:12:02,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:12:02,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:12:02,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:12:02,617 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:12:02,617 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:12:02,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-431e8d4-1-102_1a-drivers--net--r8169.ko-entry_point.cil.out.i [2023-12-02 17:12:05,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:12:06,152 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:12:06,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-431e8d4-1-102_1a-drivers--net--r8169.ko-entry_point.cil.out.i [2023-12-02 17:12:06,208 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/data/68d4d3d87/3a5be4c409154dfaa6a728f286bc74ed/FLAG3b43b8f7e [2023-12-02 17:12:06,223 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c8043a2-3638-4a52-895d-3671df0dd773/bin/utaipan-verify-nQ1chXbOIh/data/68d4d3d87/3a5be4c409154dfaa6a728f286bc74ed [2023-12-02 17:12:06,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:12:06,227 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:12:06,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:12:06,229 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:12:06,234 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:12:06,234 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:12:06" (1/1) ... [2023-12-02 17:12:06,235 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ee65c7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:12:06, skipping insertion in model container [2023-12-02 17:12:06,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:12:06" (1/1) ... [2023-12-02 17:12:06,404 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:12:07,377 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:1464) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:272) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:727) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1427) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 17:12:07,382 INFO L158 Benchmark]: Toolchain (without parser) took 1154.39ms. Allocated memory is still 109.1MB. Free memory was 67.6MB in the beginning and 50.2MB in the end (delta: 17.3MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-12-02 17:12:07,383 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 77.6MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 17:12:07,384 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1152.10ms. Allocated memory is still 109.1MB. Free memory was 67.2MB in the beginning and 50.7MB in the end (delta: 16.5MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-12-02 17:12:07,385 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 77.6MB. Free memory is still 54.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1152.10ms. Allocated memory is still 109.1MB. Free memory was 67.2MB in the beginning and 50.7MB in the end (delta: 16.5MB). Peak memory consumption was 19.4MB. 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Bitfield reference