./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:15:36,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:15:36,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:15:36,426 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:15:36,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:15:36,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:15:36,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:15:36,433 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:15:36,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:15:36,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:15:36,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:15:36,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:15:36,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:15:36,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:15:36,445 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:15:36,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:15:36,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:15:36,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:15:36,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:15:36,459 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:15:36,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:15:36,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:15:36,462 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:15:36,463 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:15:36,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:15:36,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:15:36,469 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:15:36,470 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:15:36,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:15:36,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:15:36,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:15:36,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:15:36,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:15:36,475 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:15:36,476 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:15:36,476 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:15:36,477 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:15:36,477 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:15:36,477 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:15:36,479 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:15:36,479 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:15:36,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:15:36,509 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:15:36,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:15:36,510 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:15:36,510 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:15:36,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:15:36,512 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:15:36,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:15:36,513 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:15:36,513 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:15:36,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:15:36,514 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:15:36,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:15:36,514 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:15:36,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:15:36,515 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:15:36,515 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:15:36,515 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:15:36,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:15:36,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:15:36,516 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:15:36,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:15:36,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:36,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:15:36,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:15:36,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:15:36,517 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:15:36,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:15:36,518 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:15:36,518 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:15:36,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:15:36,519 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:15:36,519 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 [2021-12-15 13:15:36,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:15:36,778 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:15:36,781 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:15:36,782 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:15:36,782 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:15:36,783 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2021-12-15 13:15:36,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb054b4e8/ab70664fa0a34f168fd22292da9fd7f8/FLAG479555288 [2021-12-15 13:15:37,452 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:15:37,453 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2021-12-15 13:15:37,488 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb054b4e8/ab70664fa0a34f168fd22292da9fd7f8/FLAG479555288 [2021-12-15 13:15:37,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb054b4e8/ab70664fa0a34f168fd22292da9fd7f8 [2021-12-15 13:15:37,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:15:37,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:15:37,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:37,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:15:37,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:15:37,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:37" (1/1) ... [2021-12-15 13:15:37,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b19b602 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:37, skipping insertion in model container [2021-12-15 13:15:37,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:37" (1/1) ... [2021-12-15 13:15:37,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:15:37,726 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:15:38,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2021-12-15 13:15:39,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:39,109 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:15:39,311 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2021-12-15 13:15:39,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:39,434 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:15:39,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39 WrapperNode [2021-12-15 13:15:39,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:39,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:39,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:15:39,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:15:39,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39" (1/1) ... [2021-12-15 13:15:39,504 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39" (1/1) ... [2021-12-15 13:15:39,619 INFO L137 Inliner]: procedures = 259, calls = 1102, calls flagged for inlining = 115, calls inlined = 111, statements flattened = 2802 [2021-12-15 13:15:39,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:39,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:15:39,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:15:39,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:15:39,629 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39" (1/1) ... [2021-12-15 13:15:39,629 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39" (1/1) ... [2021-12-15 13:15:39,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39" (1/1) ... [2021-12-15 13:15:39,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39" (1/1) ... [2021-12-15 13:15:39,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39" (1/1) ... [2021-12-15 13:15:39,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39" (1/1) ... [2021-12-15 13:15:39,769 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39" (1/1) ... [2021-12-15 13:15:39,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:15:39,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:15:39,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:15:39,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:15:39,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:39" (1/1) ... [2021-12-15 13:15:39,800 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:39,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:15:39,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:15:39,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:15:39,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:15:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:15:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:15:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:15:39,878 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2021-12-15 13:15:39,878 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2021-12-15 13:15:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:15:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:15:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 13:15:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 13:15:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:15:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:15:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:15:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:15:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2021-12-15 13:15:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2021-12-15 13:15:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:15:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:15:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2021-12-15 13:15:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2021-12-15 13:15:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-15 13:15:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-15 13:15:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:15:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:15:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:15:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:15:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:15:39,882 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:15:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2021-12-15 13:15:39,882 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2021-12-15 13:15:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:15:39,882 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:15:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:15:39,883 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:15:39,883 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:15:39,883 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2021-12-15 13:15:39,883 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2021-12-15 13:15:39,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:15:39,883 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2021-12-15 13:15:39,883 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2021-12-15 13:15:39,884 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-15 13:15:39,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-15 13:15:39,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2021-12-15 13:15:39,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2021-12-15 13:15:39,884 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2021-12-15 13:15:39,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2021-12-15 13:15:39,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:15:39,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:15:39,885 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:15:39,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:15:39,885 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2021-12-15 13:15:39,885 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2021-12-15 13:15:39,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:15:39,886 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2021-12-15 13:15:39,886 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2021-12-15 13:15:39,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:15:39,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2021-12-15 13:15:39,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2021-12-15 13:15:39,886 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2021-12-15 13:15:39,886 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2021-12-15 13:15:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:15:39,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:15:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2021-12-15 13:15:39,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2021-12-15 13:15:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:15:39,887 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:15:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:15:39,888 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:15:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:15:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:15:39,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:15:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:15:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:15:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2021-12-15 13:15:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2021-12-15 13:15:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:15:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:15:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-12-15 13:15:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-12-15 13:15:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:15:39,890 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:15:39,890 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-15 13:15:39,890 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-15 13:15:39,890 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:15:39,890 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:15:39,890 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2021-12-15 13:15:39,890 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2021-12-15 13:15:39,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:15:39,891 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2021-12-15 13:15:39,891 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2021-12-15 13:15:39,891 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 13:15:39,891 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 13:15:39,891 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-15 13:15:39,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-15 13:15:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:15:39,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:15:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2021-12-15 13:15:39,892 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2021-12-15 13:15:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:15:39,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:15:39,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:15:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:15:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2021-12-15 13:15:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2021-12-15 13:15:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:15:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:15:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2021-12-15 13:15:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2021-12-15 13:15:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:15:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-15 13:15:39,894 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-15 13:15:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:15:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2021-12-15 13:15:39,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2021-12-15 13:15:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 13:15:39,895 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 13:15:39,895 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2021-12-15 13:15:39,895 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2021-12-15 13:15:39,895 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2021-12-15 13:15:39,895 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2021-12-15 13:15:39,899 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:15:39,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:15:39,900 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:15:39,900 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:15:39,900 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2021-12-15 13:15:39,900 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2021-12-15 13:15:39,900 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2021-12-15 13:15:39,900 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2021-12-15 13:15:39,900 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2021-12-15 13:15:39,901 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2021-12-15 13:15:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2021-12-15 13:15:39,901 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2021-12-15 13:15:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2021-12-15 13:15:39,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2021-12-15 13:15:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:15:39,901 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:15:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-15 13:15:39,901 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-15 13:15:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:15:39,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:15:39,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:15:39,902 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:15:39,902 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:15:40,390 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:15:40,397 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:15:40,689 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) 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:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:15:40,694 INFO L158 Benchmark]: Toolchain (without parser) took 3068.21ms. Allocated memory was 100.7MB in the beginning and 134.2MB in the end (delta: 33.6MB). Free memory was 60.5MB in the beginning and 58.9MB in the end (delta: 1.5MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2021-12-15 13:15:40,695 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:15:40,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1808.54ms. Allocated memory was 100.7MB in the beginning and 134.2MB in the end (delta: 33.6MB). Free memory was 60.5MB in the beginning and 71.2MB in the end (delta: -10.8MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2021-12-15 13:15:40,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 182.67ms. Allocated memory is still 134.2MB. Free memory was 71.2MB in the beginning and 54.6MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 13:15:40,698 INFO L158 Benchmark]: Boogie Preprocessor took 170.71ms. Allocated memory is still 134.2MB. Free memory was 54.6MB in the beginning and 66.5MB in the end (delta: -11.9MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2021-12-15 13:15:40,699 INFO L158 Benchmark]: RCFGBuilder took 900.02ms. Allocated memory is still 134.2MB. Free memory was 66.5MB in the beginning and 58.9MB in the end (delta: 7.6MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2021-12-15 13:15:40,704 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 54.2MB in the end (delta: 26.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1808.54ms. Allocated memory was 100.7MB in the beginning and 134.2MB in the end (delta: 33.6MB). Free memory was 60.5MB in the beginning and 71.2MB in the end (delta: -10.8MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 182.67ms. Allocated memory is still 134.2MB. Free memory was 71.2MB in the beginning and 54.6MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 170.71ms. Allocated memory is still 134.2MB. Free memory was 54.6MB in the beginning and 66.5MB in the end (delta: -11.9MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. * RCFGBuilder took 900.02ms. Allocated memory is still 134.2MB. Free memory was 66.5MB in the beginning and 58.9MB in the end (delta: 7.6MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:15:40,741 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:15:42,648 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:15:42,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:15:42,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:15:42,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:15:42,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:15:42,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:15:42,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:15:42,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:15:42,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:15:42,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:15:42,711 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:15:42,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:15:42,713 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:15:42,714 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:15:42,715 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:15:42,718 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:15:42,719 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:15:42,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:15:42,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:15:42,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:15:42,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:15:42,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:15:42,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:15:42,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:15:42,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:15:42,736 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:15:42,737 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:15:42,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:15:42,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:15:42,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:15:42,740 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:15:42,741 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:15:42,742 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:15:42,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:15:42,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:15:42,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:15:42,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:15:42,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:15:42,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:15:42,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:15:42,750 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:15:42,785 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:15:42,786 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:15:42,787 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:15:42,787 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:15:42,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:15:42,788 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:15:42,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:15:42,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:15:42,790 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:15:42,791 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:15:42,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:15:42,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:15:42,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:15:42,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:15:42,792 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:15:42,792 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:15:42,793 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:15:42,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:15:42,793 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:15:42,793 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:15:42,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:15:42,794 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:15:42,794 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:15:42,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:42,794 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:15:42,800 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:15:42,800 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:15:42,801 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:15:42,801 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:15:42,801 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:15:42,801 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:15:42,801 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:15:42,802 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:15:42,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:15:42,802 INFO L138 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d256a8b259faad28b260c065eb5db63197c2a9358a88ea40fe4f65cbd4165ef2 [2021-12-15 13:15:43,138 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:15:43,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:15:43,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:15:43,165 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:15:43,166 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:15:43,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2021-12-15 13:15:43,235 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df39f5b01/3b86f212cce8483f93855400bb394827/FLAG79c0b101a [2021-12-15 13:15:43,944 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:15:43,945 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i [2021-12-15 13:15:43,985 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df39f5b01/3b86f212cce8483f93855400bb394827/FLAG79c0b101a [2021-12-15 13:15:44,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df39f5b01/3b86f212cce8483f93855400bb394827 [2021-12-15 13:15:44,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:15:44,076 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:15:44,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:44,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:15:44,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:15:44,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:44" (1/1) ... [2021-12-15 13:15:44,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35eece2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:44, skipping insertion in model container [2021-12-15 13:15:44,082 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:44" (1/1) ... [2021-12-15 13:15:44,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:15:44,172 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:15:45,364 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2021-12-15 13:15:45,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:45,535 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:15:45,584 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:15:45,796 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2021-12-15 13:15:45,814 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:45,847 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:15:46,087 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--input--mousedev.ko-entry_point.cil.out.i[159905,159918] [2021-12-15 13:15:46,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:46,252 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:15:46,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46 WrapperNode [2021-12-15 13:15:46,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:46,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:46,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:15:46,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:15:46,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46" (1/1) ... [2021-12-15 13:15:46,342 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46" (1/1) ... [2021-12-15 13:15:46,454 INFO L137 Inliner]: procedures = 274, calls = 1102, calls flagged for inlining = 115, calls inlined = 111, statements flattened = 2724 [2021-12-15 13:15:46,458 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:46,459 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:15:46,459 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:15:46,459 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:15:46,466 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46" (1/1) ... [2021-12-15 13:15:46,467 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46" (1/1) ... [2021-12-15 13:15:46,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46" (1/1) ... [2021-12-15 13:15:46,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46" (1/1) ... [2021-12-15 13:15:46,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46" (1/1) ... [2021-12-15 13:15:46,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46" (1/1) ... [2021-12-15 13:15:46,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46" (1/1) ... [2021-12-15 13:15:46,709 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:15:46,710 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:15:46,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:15:46,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:15:46,713 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:46" (1/1) ... [2021-12-15 13:15:46,718 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:46,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:15:46,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:15:46,758 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:15:46,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:15:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:15:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:15:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:15:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:15:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:15:46,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:15:46,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:15:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_create [2021-12-15 13:15:46,779 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_create [2021-12-15 13:15:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:15:46,779 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:15:46,779 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 13:15:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 13:15:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:15:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:15:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:15:46,780 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:15:46,780 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_event [2021-12-15 13:15:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_event [2021-12-15 13:15:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:15:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:15:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_packet [2021-12-15 13:15:46,781 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_packet [2021-12-15 13:15:46,781 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-15 13:15:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-15 13:15:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:15:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:15:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:15:46,782 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:15:46,782 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:15:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:15:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_notify_readers [2021-12-15 13:15:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_notify_readers [2021-12-15 13:15:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:15:46,783 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:15:46,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:15:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:15:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:15:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_close_device [2021-12-15 13:15:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_close_device [2021-12-15 13:15:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:15:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_fasync [2021-12-15 13:15:46,784 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_fasync [2021-12-15 13:15:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-15 13:15:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-15 13:15:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_mousedev [2021-12-15 13:15:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_mousedev [2021-12-15 13:15:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_poll [2021-12-15 13:15:46,787 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_poll [2021-12-15 13:15:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:15:46,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:15:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:15:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:15:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2021-12-15 13:15:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2021-12-15 13:15:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:15:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:15:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:15:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:15:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:15:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_destroy [2021-12-15 13:15:46,789 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_destroy [2021-12-15 13:15:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:15:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:15:46,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2021-12-15 13:15:46,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2021-12-15 13:15:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:15:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:15:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2021-12-15 13:15:46,790 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2021-12-15 13:15:46,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:15:46,791 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:15:46,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:15:46,791 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_limit_delta [2021-12-15 13:15:46,791 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_limit_delta [2021-12-15 13:15:46,791 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:15:46,791 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:15:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:15:46,792 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:15:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:15:46,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:15:46,792 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_key_event [2021-12-15 13:15:46,792 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_key_event [2021-12-15 13:15:46,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:15:46,793 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:15:46,793 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-12-15 13:15:46,793 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-12-15 13:15:46,793 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-15 13:15:46,793 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-15 13:15:46,793 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-15 13:15:46,794 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-15 13:15:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:15:46,794 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:15:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2021-12-15 13:15:46,794 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2021-12-15 13:15:46,794 INFO L130 BoogieDeclarations]: Found specification of procedure input_close_device [2021-12-15 13:15:46,795 INFO L138 BoogieDeclarations]: Found implementation of procedure input_close_device [2021-12-15 13:15:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:15:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:15:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:15:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:15:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-15 13:15:46,795 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-15 13:15:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-15 13:15:46,796 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-15 13:15:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:15:46,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:15:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_new_minor [2021-12-15 13:15:46,796 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_new_minor [2021-12-15 13:15:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:15:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:15:46,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:15:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:15:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_write [2021-12-15 13:15:46,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_write [2021-12-15 13:15:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:15:46,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:15:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_handle [2021-12-15 13:15:46,798 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_handle [2021-12-15 13:15:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:15:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-15 13:15:46,798 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-15 13:15:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:15:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:15:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:15:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:15:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_mousedev [2021-12-15 13:15:46,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_mousedev [2021-12-15 13:15:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-15 13:15:46,800 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-15 13:15:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_detach_client [2021-12-15 13:15:46,800 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_detach_client [2021-12-15 13:15:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2021-12-15 13:15:46,800 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2021-12-15 13:15:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:15:46,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:15:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:15:46,801 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:15:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_minor [2021-12-15 13:15:46,801 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_minor [2021-12-15 13:15:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_cleanup [2021-12-15 13:15:46,802 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_cleanup [2021-12-15 13:15:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_open_device [2021-12-15 13:15:46,802 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_open_device [2021-12-15 13:15:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure mousedev_disconnect [2021-12-15 13:15:46,802 INFO L138 BoogieDeclarations]: Found implementation of procedure mousedev_disconnect [2021-12-15 13:15:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2021-12-15 13:15:46,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_mousedev [2021-12-15 13:15:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:15:46,803 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:15:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-15 13:15:46,803 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-15 13:15:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:15:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:15:46,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:15:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:15:46,804 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:15:47,283 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:15:47,287 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:15:49,829 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) 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:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:15:49,832 INFO L158 Benchmark]: Toolchain (without parser) took 5755.15ms. Allocated memory was 56.6MB in the beginning and 184.5MB in the end (delta: 127.9MB). Free memory was 27.6MB in the beginning and 78.2MB in the end (delta: -50.6MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2021-12-15 13:15:49,832 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:15:49,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2176.10ms. Allocated memory was 56.6MB in the beginning and 107.0MB in the end (delta: 50.3MB). Free memory was 27.3MB in the beginning and 63.0MB in the end (delta: -35.7MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2021-12-15 13:15:49,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 204.06ms. Allocated memory is still 107.0MB. Free memory was 63.0MB in the beginning and 46.8MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-15 13:15:49,833 INFO L158 Benchmark]: Boogie Preprocessor took 250.55ms. Allocated memory was 107.0MB in the beginning and 184.5MB in the end (delta: 77.6MB). Free memory was 46.8MB in the beginning and 120.1MB in the end (delta: -73.4MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2021-12-15 13:15:49,834 INFO L158 Benchmark]: RCFGBuilder took 3120.12ms. Allocated memory is still 184.5MB. Free memory was 120.1MB in the beginning and 78.2MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-12-15 13:15:49,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 56.6MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2176.10ms. Allocated memory was 56.6MB in the beginning and 107.0MB in the end (delta: 50.3MB). Free memory was 27.3MB in the beginning and 63.0MB in the end (delta: -35.7MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 204.06ms. Allocated memory is still 107.0MB. Free memory was 63.0MB in the beginning and 46.8MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 250.55ms. Allocated memory was 107.0MB in the beginning and 184.5MB in the end (delta: 77.6MB). Free memory was 46.8MB in the beginning and 120.1MB in the end (delta: -73.4MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3120.12ms. Allocated memory is still 184.5MB. Free memory was 120.1MB in the beginning and 78.2MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:15:49,878 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable