./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--serio--serio_raw.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--serio--serio_raw.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 b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:15:36,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:15:36,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:15:36,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:15:36,073 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:15:36,075 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:15:36,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:15:36,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:15:36,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:15:36,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:15:36,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:15:36,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:15:36,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:15:36,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:15:36,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:15:36,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:15:36,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:15:36,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:15:36,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:15:36,099 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:15:36,101 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:15:36,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:15:36,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:15:36,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:15:36,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:15:36,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:15:36,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:15:36,108 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:15:36,109 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:15:36,110 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:15:36,110 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:15:36,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:15:36,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:15:36,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:15:36,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:15:36,115 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:15:36,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:15:36,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:15:36,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:15:36,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:15:36,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:15:36,128 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:15:36,162 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:15:36,168 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:15:36,168 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:15:36,168 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:15:36,169 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:15:36,169 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:15:36,170 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:15:36,170 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:15:36,170 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:15:36,170 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:15:36,170 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:15:36,170 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:15:36,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:15:36,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:15:36,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:15:36,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:15:36,171 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:15:36,171 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:15:36,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:15:36,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:15:36,172 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:15:36,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:36,172 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:15:36,172 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:15:36,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:15:36,173 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:15:36,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:15:36,173 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:15:36,174 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:15:36,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:15:36,174 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:15:36,174 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 [2021-12-15 13:15:36,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:15:36,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:15:36,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:15:36,393 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:15:36,394 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:15:36,395 INFO L432 ainManager$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--serio--serio_raw.ko-entry_point.cil.out.i [2021-12-15 13:15:36,462 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/532b5971d/76d2476d1dd14c879a6f42010e13cd2d/FLAGac39227d1 [2021-12-15 13:15:36,964 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:15:36,964 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--serio--serio_raw.ko-entry_point.cil.out.i [2021-12-15 13:15:36,989 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/532b5971d/76d2476d1dd14c879a6f42010e13cd2d/FLAGac39227d1 [2021-12-15 13:15:37,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/532b5971d/76d2476d1dd14c879a6f42010e13cd2d [2021-12-15 13:15:37,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:15:37,194 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:15:37,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:37,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:15:37,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:15:37,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:37" (1/1) ... [2021-12-15 13:15:37,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1d5645 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 13:15:37,203 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:37" (1/1) ... [2021-12-15 13:15:37,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:15:37,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:15:37,908 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--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2021-12-15 13:15:38,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:38,030 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:15:38,191 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--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2021-12-15 13:15:38,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:38,248 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:15:38,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38 WrapperNode [2021-12-15 13:15:38,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:38,250 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:38,250 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:15:38,250 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:15:38,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38" (1/1) ... [2021-12-15 13:15:38,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38" (1/1) ... [2021-12-15 13:15:38,413 INFO L137 Inliner]: procedures = 188, calls = 548, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 1576 [2021-12-15 13:15:38,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:38,414 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:15:38,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:15:38,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:15:38,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38" (1/1) ... [2021-12-15 13:15:38,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38" (1/1) ... [2021-12-15 13:15:38,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38" (1/1) ... [2021-12-15 13:15:38,446 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38" (1/1) ... [2021-12-15 13:15:38,481 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38" (1/1) ... [2021-12-15 13:15:38,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38" (1/1) ... [2021-12-15 13:15:38,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38" (1/1) ... [2021-12-15 13:15:38,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:15:38,523 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:15:38,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:15:38,523 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:15:38,524 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:38" (1/1) ... [2021-12-15 13:15:38,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:38,541 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:15:38,556 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 13:15:38,561 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 13:15:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_serio_raw_mutex [2021-12-15 13:15:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_serio_raw_mutex [2021-12-15 13:15:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-15 13:15:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-15 13:15:38,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:15:38,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:15:38,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:15:38,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:15:38,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:15:38,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:15:38,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:15:38,590 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:15:38,590 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:15:38,590 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2021-12-15 13:15:38,590 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2021-12-15 13:15:38,591 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-15 13:15:38,591 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-15 13:15:38,591 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-15 13:15:38,591 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-15 13:15:38,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:15:38,591 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:15:38,591 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:15:38,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:15:38,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:15:38,592 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-15 13:15:38,592 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-15 13:15:38,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:15:38,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:15:38,592 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_disconnect [2021-12-15 13:15:38,592 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_disconnect [2021-12-15 13:15:38,592 INFO L130 BoogieDeclarations]: Found specification of procedure serio_continue_rx [2021-12-15 13:15:38,593 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_continue_rx [2021-12-15 13:15:38,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:15:38,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:15:38,593 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:15:38,593 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:15:38,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:15:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_poll [2021-12-15 13:15:38,594 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_poll [2021-12-15 13:15:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:15:38,594 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:15:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:15:38,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:15:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:15:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:15:38,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:15:38,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:15:38,595 INFO L130 BoogieDeclarations]: Found specification of procedure serio_set_drvdata [2021-12-15 13:15:38,595 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_set_drvdata [2021-12-15 13:15:38,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:15:38,595 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:15:38,595 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:15:38,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:15:38,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:15:38,596 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2021-12-15 13:15:38,596 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2021-12-15 13:15:38,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:15:38,597 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:15:38,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:15:38,598 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:15:38,598 INFO L130 BoogieDeclarations]: Found specification of procedure serio_pause_rx [2021-12-15 13:15:38,598 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_pause_rx [2021-12-15 13:15:38,598 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:15:38,598 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:15:38,598 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-12-15 13:15:38,598 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-12-15 13:15:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:15:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:15:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2021-12-15 13:15:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2021-12-15 13:15:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure serio_get_drvdata [2021-12-15 13:15:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_get_drvdata [2021-12-15 13:15:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:15:38,599 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:15:38,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2021-12-15 13:15:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2021-12-15 13:15:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:15:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:15:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:15:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:15:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure serio_close [2021-12-15 13:15:38,600 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_close [2021-12-15 13:15:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_serio_raw_mutex [2021-12-15 13:15:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_serio_raw_mutex [2021-12-15 13:15:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:15:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_write [2021-12-15 13:15:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_write [2021-12-15 13:15:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_fasync [2021-12-15 13:15:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_fasync [2021-12-15 13:15:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:15:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:15:38,985 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:15:38,987 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:15:39,080 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:15:39,083 INFO L158 Benchmark]: Toolchain (without parser) took 1888.36ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 67.3MB in the beginning and 52.1MB in the end (delta: 15.1MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2021-12-15 13:15:39,084 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:15:39,085 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1051.16ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 67.0MB in the beginning and 61.7MB in the end (delta: 5.3MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2021-12-15 13:15:39,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.69ms. Allocated memory is still 127.9MB. Free memory was 61.7MB in the beginning and 82.8MB in the end (delta: -21.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2021-12-15 13:15:39,088 INFO L158 Benchmark]: Boogie Preprocessor took 108.23ms. Allocated memory is still 127.9MB. Free memory was 82.8MB in the beginning and 73.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 13:15:39,088 INFO L158 Benchmark]: RCFGBuilder took 559.50ms. Allocated memory is still 127.9MB. Free memory was 73.8MB in the beginning and 52.1MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-15 13:15:39,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 102.8MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1051.16ms. Allocated memory was 102.8MB in the beginning and 127.9MB in the end (delta: 25.2MB). Free memory was 67.0MB in the beginning and 61.7MB in the end (delta: 5.3MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.69ms. Allocated memory is still 127.9MB. Free memory was 61.7MB in the beginning and 82.8MB in the end (delta: -21.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.23ms. Allocated memory is still 127.9MB. Free memory was 82.8MB in the beginning and 73.8MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 559.50ms. Allocated memory is still 127.9MB. Free memory was 73.8MB in the beginning and 52.1MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. 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 13:15:39,117 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 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--serio--serio_raw.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 b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:15:40,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:15:40,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:15:41,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:15:41,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:15:41,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:15:41,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:15:41,026 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:15:41,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:15:41,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:15:41,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:15:41,030 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:15:41,030 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:15:41,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:15:41,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:15:41,032 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:15:41,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:15:41,033 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:15:41,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:15:41,036 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:15:41,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:15:41,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:15:41,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:15:41,039 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:15:41,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:15:41,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:15:41,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:15:41,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:15:41,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:15:41,047 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:15:41,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:15:41,048 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:15:41,049 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:15:41,049 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:15:41,050 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:15:41,050 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:15:41,051 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:15:41,051 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:15:41,051 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:15:41,052 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:15:41,052 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:15:41,053 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:15:41,083 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:15:41,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:15:41,086 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:15:41,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:15:41,088 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:15:41,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:15:41,089 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:15:41,089 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:15:41,089 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:15:41,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:15:41,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:15:41,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:15:41,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:15:41,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:15:41,090 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:15:41,091 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:15:41,091 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:15:41,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:15:41,091 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:15:41,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:15:41,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:15:41,091 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:15:41,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:15:41,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:41,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:15:41,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:15:41,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:15:41,092 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:15:41,092 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:15:41,093 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:15:41,093 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:15:41,093 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:15:41,093 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:15:41,093 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:15:41,093 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b1b2a361b7351c4ac2fc0213f47206309b2fae43ca25ec3cefac8a1c8b001422 [2021-12-15 13:15:41,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:15:41,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:15:41,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:15:41,374 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:15:41,375 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:15:41,376 INFO L432 ainManager$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--serio--serio_raw.ko-entry_point.cil.out.i [2021-12-15 13:15:41,425 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ea69b43d/dca433fd785f4a2c9d3e04dab82587f6/FLAGbe36be0a1 [2021-12-15 13:15:41,991 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:15:41,991 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--serio--serio_raw.ko-entry_point.cil.out.i [2021-12-15 13:15:42,016 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ea69b43d/dca433fd785f4a2c9d3e04dab82587f6/FLAGbe36be0a1 [2021-12-15 13:15:42,218 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ea69b43d/dca433fd785f4a2c9d3e04dab82587f6 [2021-12-15 13:15:42,220 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:15:42,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:15:42,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:42,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:15:42,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:15:42,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:42" (1/1) ... [2021-12-15 13:15:42,238 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7976edef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:42, skipping insertion in model container [2021-12-15 13:15:42,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:42" (1/1) ... [2021-12-15 13:15:42,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:15:42,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:15:43,037 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--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2021-12-15 13:15:43,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:43,139 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:15:43,169 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:15:43,294 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--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2021-12-15 13:15:43,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:43,332 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:15:43,458 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--serio--serio_raw.ko-entry_point.cil.out.i[129978,129991] [2021-12-15 13:15:43,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:43,527 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:15:43,528 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43 WrapperNode [2021-12-15 13:15:43,528 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:43,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:43,529 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:15:43,529 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:15:43,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43" (1/1) ... [2021-12-15 13:15:43,575 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43" (1/1) ... [2021-12-15 13:15:43,681 INFO L137 Inliner]: procedures = 194, calls = 548, calls flagged for inlining = 71, calls inlined = 66, statements flattened = 1515 [2021-12-15 13:15:43,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:43,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:15:43,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:15:43,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:15:43,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43" (1/1) ... [2021-12-15 13:15:43,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43" (1/1) ... [2021-12-15 13:15:43,722 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43" (1/1) ... [2021-12-15 13:15:43,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43" (1/1) ... [2021-12-15 13:15:43,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43" (1/1) ... [2021-12-15 13:15:43,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43" (1/1) ... [2021-12-15 13:15:43,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43" (1/1) ... [2021-12-15 13:15:43,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:15:43,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:15:43,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:15:43,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:15:43,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:43" (1/1) ... [2021-12-15 13:15:43,808 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:43,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:15:43,848 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 13:15:43,866 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 13:15:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:15:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-15 13:15:43,882 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-15 13:15:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:15:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:15:43,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:15:43,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:15:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:15:43,883 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:15:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:15:43,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:15:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-15 13:15:43,883 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-15 13:15:43,883 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:15:43,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:15:43,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:15:43,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:15:43,884 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:15:43,884 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:15:43,884 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_poll [2021-12-15 13:15:43,884 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_poll [2021-12-15 13:15:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:15:43,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:15:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:15:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-15 13:15:43,885 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-15 13:15:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:15:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:15:43,885 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:15:43,886 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:15:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:15:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:15:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:15:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:15:43,886 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2021-12-15 13:15:43,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2021-12-15 13:15:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:15:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:15:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:15:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:15:43,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:15:43,887 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:15:43,887 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:15:43,888 INFO L130 BoogieDeclarations]: Found specification of procedure serio_close [2021-12-15 13:15:43,888 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_close [2021-12-15 13:15:43,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_serio_raw_mutex [2021-12-15 13:15:43,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_serio_raw_mutex [2021-12-15 13:15:43,888 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_write [2021-12-15 13:15:43,889 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_write [2021-12-15 13:15:43,889 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_fasync [2021-12-15 13:15:43,890 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_fasync [2021-12-15 13:15:43,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_serio_raw_mutex [2021-12-15 13:15:43,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_serio_raw_mutex [2021-12-15 13:15:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:15:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:15:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2021-12-15 13:15:43,891 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2021-12-15 13:15:43,891 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-15 13:15:43,892 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-15 13:15:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-15 13:15:43,892 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-15 13:15:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:15:43,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:15:43,892 INFO L130 BoogieDeclarations]: Found specification of procedure serio_raw_disconnect [2021-12-15 13:15:43,892 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_raw_disconnect [2021-12-15 13:15:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure serio_continue_rx [2021-12-15 13:15:43,893 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_continue_rx [2021-12-15 13:15:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:15:43,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:15:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:15:43,893 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:15:43,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:15:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:15:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:15:43,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:15:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure serio_set_drvdata [2021-12-15 13:15:43,894 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_set_drvdata [2021-12-15 13:15:43,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:15:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:15:43,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 13:15:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure misc_register [2021-12-15 13:15:43,895 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_register [2021-12-15 13:15:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-15 13:15:43,895 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-15 13:15:43,895 INFO L130 BoogieDeclarations]: Found specification of procedure serio_pause_rx [2021-12-15 13:15:43,896 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_pause_rx [2021-12-15 13:15:43,896 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-12-15 13:15:43,896 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-12-15 13:15:43,896 INFO L130 BoogieDeclarations]: Found specification of procedure serio_get_drvdata [2021-12-15 13:15:43,897 INFO L138 BoogieDeclarations]: Found implementation of procedure serio_get_drvdata [2021-12-15 13:15:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:15:43,897 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:15:43,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2021-12-15 13:15:43,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_serio_raw_mutex [2021-12-15 13:15:43,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:15:43,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:15:44,185 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:15:44,186 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:15:44,281 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:15:44,284 INFO L158 Benchmark]: Toolchain (without parser) took 2052.32ms. Allocated memory was 52.4MB in the beginning and 146.8MB in the end (delta: 94.4MB). Free memory was 35.3MB in the beginning and 70.1MB in the end (delta: -34.8MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2021-12-15 13:15:44,285 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:15:44,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1294.80ms. Allocated memory was 52.4MB in the beginning and 86.0MB in the end (delta: 33.6MB). Free memory was 35.2MB in the beginning and 36.6MB in the end (delta: -1.4MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. [2021-12-15 13:15:44,285 INFO L158 Benchmark]: Boogie Procedure Inliner took 152.95ms. Allocated memory was 86.0MB in the beginning and 146.8MB in the end (delta: 60.8MB). Free memory was 36.6MB in the beginning and 100.8MB in the end (delta: -64.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2021-12-15 13:15:44,286 INFO L158 Benchmark]: Boogie Preprocessor took 106.92ms. Allocated memory is still 146.8MB. Free memory was 100.8MB in the beginning and 93.2MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 13:15:44,286 INFO L158 Benchmark]: RCFGBuilder took 493.21ms. Allocated memory is still 146.8MB. Free memory was 93.2MB in the beginning and 70.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-12-15 13:15:44,288 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 44.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1294.80ms. Allocated memory was 52.4MB in the beginning and 86.0MB in the end (delta: 33.6MB). Free memory was 35.2MB in the beginning and 36.6MB in the end (delta: -1.4MB). Peak memory consumption was 47.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 152.95ms. Allocated memory was 86.0MB in the beginning and 146.8MB in the end (delta: 60.8MB). Free memory was 36.6MB in the beginning and 100.8MB in the end (delta: -64.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.92ms. Allocated memory is still 146.8MB. Free memory was 100.8MB in the beginning and 93.2MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 493.21ms. Allocated memory is still 146.8MB. Free memory was 93.2MB in the beginning and 70.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. 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 13:15:44,318 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable