./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ --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 08e49cfb80bb001765537f9e4432bcdfcce86d8325bf51b340d0d62332e03f18 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:10:19,088 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:10:19,261 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2023-11-19 04:10:19,269 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:10:19,271 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:10:19,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:10:19,308 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:10:19,309 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:10:19,310 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:10:19,315 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:10:19,316 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:10:19,317 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:10:19,317 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:10:19,319 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:10:19,320 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:10:19,320 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:10:19,321 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:10:19,321 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:10:19,322 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:10:19,322 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:10:19,323 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:10:19,323 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:10:19,324 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:10:19,324 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:10:19,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:10:19,326 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:10:19,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:10:19,327 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:10:19,327 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:10:19,328 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:10:19,329 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:10:19,329 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:10:19,330 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:10:19,330 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:10:19,330 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:10:19,330 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:10:19,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:19,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:10:19,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:10:19,332 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:10:19,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:10:19,332 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:10:19,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:10:19,333 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_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08e49cfb80bb001765537f9e4432bcdfcce86d8325bf51b340d0d62332e03f18 [2023-11-19 04:10:19,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:10:19,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:10:19,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:10:19,704 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:10:19,705 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:10:19,707 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2023-11-19 04:10:23,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:10:24,196 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:10:24,196 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2023-11-19 04:10:24,264 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/data/cf78b3d44/732717e8bfd54c0e846cc64d6f2f451f/FLAG01d5ab4ac [2023-11-19 04:10:24,289 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/data/cf78b3d44/732717e8bfd54c0e846cc64d6f2f451f [2023-11-19 04:10:24,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:10:24,301 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:10:24,309 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:24,309 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:10:24,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:10:24,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:24" (1/1) ... [2023-11-19 04:10:24,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b53ec6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:24, skipping insertion in model container [2023-11-19 04:10:24,319 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:24" (1/1) ... [2023-11-19 04:10:24,552 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:10:25,392 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2023-11-19 04:10:26,597 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,662 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,676 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,690 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,697 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,726 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,743 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,755 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,781 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,816 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,821 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,827 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,833 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,888 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,909 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,934 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,955 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,964 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,989 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:26,996 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,029 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,044 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,051 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,061 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,076 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,090 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,101 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,116 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,133 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,144 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,167 WARN L580 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2023-11-19 04:10:27,205 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield write at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCallStruct(MemoryHandler.java:2607) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCallStruct(MemoryHandler.java:2616) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCallStruct(MemoryHandler.java:2616) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:839) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.makeAssignment(CHandler.java:2728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:738) 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:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1510) 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:3408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2429) 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) [2023-11-19 04:10:27,213 INFO L158 Benchmark]: Toolchain (without parser) took 2909.95ms. Allocated memory is still 172.0MB. Free memory was 126.9MB in the beginning and 92.8MB in the end (delta: 34.1MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2023-11-19 04:10:27,214 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory is still 92.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:10:27,215 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2901.62ms. Allocated memory is still 172.0MB. Free memory was 126.2MB in the beginning and 92.8MB in the end (delta: 33.4MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2023-11-19 04:10:27,217 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 121.6MB. Free memory is still 92.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2901.62ms. Allocated memory is still 172.0MB. Free memory was 126.2MB in the beginning and 92.8MB in the end (delta: 33.4MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield write de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield write: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCallStruct(MemoryHandler.java:2607) 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ --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 08e49cfb80bb001765537f9e4432bcdfcce86d8325bf51b340d0d62332e03f18 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:10:30,404 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:10:30,588 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2023-11-19 04:10:30,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:10:30,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:10:30,663 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:10:30,664 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:10:30,665 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:10:30,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:10:30,672 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:10:30,673 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:10:30,674 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:10:30,674 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:10:30,676 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:10:30,677 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:10:30,677 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:10:30,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:10:30,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:10:30,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:10:30,682 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:10:30,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:10:30,683 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:10:30,683 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:10:30,684 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:10:30,685 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:10:30,685 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:10:30,686 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:10:30,686 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:10:30,687 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:10:30,688 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:10:30,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:10:30,690 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:10:30,690 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:10:30,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:10:30,691 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:10:30,691 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:10:30,693 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:10:30,693 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:10:30,693 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:10:30,694 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:10:30,694 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_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08e49cfb80bb001765537f9e4432bcdfcce86d8325bf51b340d0d62332e03f18 [2023-11-19 04:10:31,195 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:10:31,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:10:31,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:10:31,239 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:10:31,240 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:10:31,241 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2023-11-19 04:10:34,874 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:10:35,661 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:10:35,662 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2023-11-19 04:10:35,728 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/data/b7194c861/d29c1a57343048d2b3380f051a804c3b/FLAG18b73f413 [2023-11-19 04:10:35,758 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47893f11-9096-4337-9ff5-770dd7099774/bin/utaipan-verify-t7M7D8N6sZ/data/b7194c861/d29c1a57343048d2b3380f051a804c3b [2023-11-19 04:10:35,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:10:35,769 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:10:35,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:10:35,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:10:35,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:10:35,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:35,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@445f850b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:10:35, skipping insertion in model container [2023-11-19 04:10:35,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:10:35" (1/1) ... [2023-11-19 04:10:36,146 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:10:36,828 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2023-11-19 04:10:39,183 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: Bitfield write at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCallStruct(MemoryHandler.java:2607) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCallStruct(MemoryHandler.java:2616) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCallStruct(MemoryHandler.java:2616) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:853) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCall(MemoryHandler.java:839) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.makeAssignment(CHandler.java:2728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:738) 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:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1510) 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:3408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2429) 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) [2023-11-19 04:10:39,193 INFO L158 Benchmark]: Toolchain (without parser) took 3423.23ms. Allocated memory is still 104.9MB. Free memory was 68.9MB in the beginning and 49.6MB in the end (delta: 19.3MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-19 04:10:39,194 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 53.2MB in the end (delta: 81.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:10:39,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3417.11ms. Allocated memory is still 104.9MB. Free memory was 68.9MB in the beginning and 49.6MB in the end (delta: 19.3MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-19 04:10:39,197 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory was 53.3MB in the beginning and 53.2MB in the end (delta: 81.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3417.11ms. Allocated memory is still 104.9MB. Free memory was 68.9MB in the beginning and 49.6MB in the end (delta: 19.3MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: Bitfield write de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: Bitfield write: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.MemoryHandler.getWriteCallStruct(MemoryHandler.java:2607) 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 write