./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/valid-memsafety.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 61a67961 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 18:57:03,161 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 18:57:03,222 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-10-14 18:57:03,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 18:57:03,228 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 18:57:03,260 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 18:57:03,260 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 18:57:03,261 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 18:57:03,261 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 18:57:03,263 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 18:57:03,263 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 18:57:03,263 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 18:57:03,263 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 18:57:03,265 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 18:57:03,265 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 18:57:03,265 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 18:57:03,266 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 18:57:03,266 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 18:57:03,266 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-14 18:57:03,266 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-14 18:57:03,266 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-14 18:57:03,269 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 18:57:03,270 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 18:57:03,270 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 18:57:03,270 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 18:57:03,270 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 18:57:03,270 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 18:57:03,271 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 18:57:03,271 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 18:57:03,271 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 18:57:03,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 18:57:03,271 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 18:57:03,271 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 18:57:03,271 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 18:57:03,272 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 18:57:03,272 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 18:57:03,272 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 18:57:03,272 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 18:57:03,272 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 18:57:03,272 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2024-10-14 18:57:03,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 18:57:03,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 18:57:03,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 18:57:03,482 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 18:57:03,482 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 18:57:03,483 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2024-10-14 18:57:04,712 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 18:57:06,714 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 18:57:06,715 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2024-10-14 18:57:07,111 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/268e5f3dd/8ad49a83cbd74f36ae4a005730e5b65e/FLAGeff85ef08 [2024-10-14 18:57:07,129 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/268e5f3dd/8ad49a83cbd74f36ae4a005730e5b65e [2024-10-14 18:57:07,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 18:57:07,136 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 18:57:07,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 18:57:07,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 18:57:07,149 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 18:57:07,150 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:57:07" (1/1) ... [2024-10-14 18:57:07,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cbc2198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:57:07, skipping insertion in model container [2024-10-14 18:57:07,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:57:07" (1/1) ... [2024-10-14 18:57:07,847 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 18:57:29,159 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:29,160 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:29,166 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:29,496 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:29,497 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:29,877 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:30,753 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:30,833 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:49,422 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:49,480 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:49,481 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:49,482 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:50,038 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:57:50,095 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,326 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,326 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,383 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,454 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,454 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,602 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,603 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,744 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,865 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,865 WARN L607 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2024-10-14 18:58:02,866 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:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:274) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1009) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:283) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:788) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:788) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:789) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1744) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1744) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:387) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1613) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3471) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2497) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:639) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) 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) [2024-10-14 18:58:02,871 INFO L158 Benchmark]: Toolchain (without parser) took 55734.31ms. Allocated memory was 373.3MB in the beginning and 1.1GB in the end (delta: 681.6MB). Free memory was 190.8MB in the beginning and 314.6MB in the end (delta: -123.8MB). Peak memory consumption was 657.5MB. Max. memory is 16.1GB. [2024-10-14 18:58:02,871 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 117.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 18:58:02,872 INFO L158 Benchmark]: CACSL2BoogieTranslator took 55732.55ms. Allocated memory was 373.3MB in the beginning and 1.1GB in the end (delta: 681.6MB). Free memory was 190.8MB in the beginning and 314.6MB in the end (delta: -123.8MB). Peak memory consumption was 657.5MB. Max. memory is 16.1GB. [2024-10-14 18:58:02,874 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 117.4MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 55732.55ms. Allocated memory was 373.3MB in the beginning and 1.1GB in the end (delta: 681.6MB). Free memory was 190.8MB in the beginning and 314.6MB in the end (delta: -123.8MB). Peak memory consumption was 657.5MB. 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: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 18:58:04,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 18:58:04,515 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2024-10-14 18:58:04,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 18:58:04,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 18:58:04,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 18:58:04,548 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 18:58:04,548 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 18:58:04,549 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 18:58:04,549 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 18:58:04,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 18:58:04,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 18:58:04,551 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 18:58:04,553 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 18:58:04,553 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 18:58:04,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 18:58:04,553 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 18:58:04,554 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 18:58:04,554 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-14 18:58:04,554 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-14 18:58:04,554 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-14 18:58:04,555 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 18:58:04,555 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 18:58:04,555 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 18:58:04,556 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 18:58:04,556 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 18:58:04,556 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 18:58:04,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 18:58:04,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 18:58:04,557 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 18:58:04,557 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 18:58:04,557 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 18:58:04,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 18:58:04,568 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 18:58:04,568 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 18:58:04,569 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 18:58:04,569 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 18:58:04,569 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 18:58:04,569 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 18:58:04,569 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 18:58:04,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 18:58:04,572 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 18:58:04,572 INFO L153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2c273e06bb3f2b20d720f2b24bf34fef4ffc3064df097c5b3174c65e6b5940 [2024-10-14 18:58:04,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 18:58:04,834 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 18:58:04,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 18:58:04,837 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 18:58:04,837 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 18:58:04,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2024-10-14 18:58:06,123 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 18:58:08,271 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 18:58:08,272 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--i915--i915.ko-entry_point.cil.out.i [2024-10-14 18:58:08,503 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f20c3e1/d3f36708a1d945109c6218bf14145ba6/FLAGa9ab917bd [2024-10-14 18:58:08,682 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b4f20c3e1/d3f36708a1d945109c6218bf14145ba6 [2024-10-14 18:58:08,683 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 18:58:08,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 18:58:08,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 18:58:08,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 18:58:08,689 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 18:58:08,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:58:08" (1/1) ... [2024-10-14 18:58:08,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1cfd48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:58:08, skipping insertion in model container [2024-10-14 18:58:08,690 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:58:08" (1/1) ... [2024-10-14 18:58:09,382 INFO L175 MainTranslator]: Built tables and reachable declarations