./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.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-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.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 2eef4809e0fb5b801f2479dfde07a6f5e1ac3784201f878d167f0654e03bdeae --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:05:11,737 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:05:11,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:05:11,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:05:11,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:05:11,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:05:11,824 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:05:11,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:05:11,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:05:11,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:05:11,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:05:11,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:05:11,830 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:05:11,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:05:11,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:05:11,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:05:11,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:05:11,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:05:11,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:05:11,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:05:11,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:05:11,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:05:11,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:05:11,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:05:11,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:05:11,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:05:11,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:05:11,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:05:11,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:05:11,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:05:11,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:05:11,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:05:11,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:05:11,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:05:11,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:05:11,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:05:11,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:05:11,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:05:11,879 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:05:11,880 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:05:11,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:05:11,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:05:11,911 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:05:11,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:05:11,916 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:05:11,916 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:05:11,917 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:05:11,917 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:05:11,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:05:11,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:05:11,918 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:05:11,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:05:11,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:05:11,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:05:11,920 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:05:11,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:05:11,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:05:11,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:05:11,921 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:05:11,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:05:11,922 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:05:11,922 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:05:11,922 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:05:11,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:11,923 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:05:11,923 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:05:11,923 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:05:11,923 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:05:11,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:05:11,923 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:05:11,924 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:05:11,924 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:05:11,924 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:05:11,924 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2eef4809e0fb5b801f2479dfde07a6f5e1ac3784201f878d167f0654e03bdeae [2021-12-15 13:05:12,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:05:12,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:05:12,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:05:12,204 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:05:12,205 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:05:12,207 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2021-12-15 13:05:12,263 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bfa3efce/9fb49b095cbb44d5b89111bc09b821a5/FLAGaf1f1312f [2021-12-15 13:05:12,934 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:05:12,934 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2021-12-15 13:05:12,982 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bfa3efce/9fb49b095cbb44d5b89111bc09b821a5/FLAGaf1f1312f [2021-12-15 13:05:13,285 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bfa3efce/9fb49b095cbb44d5b89111bc09b821a5 [2021-12-15 13:05:13,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:05:13,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:05:13,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:13,296 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:05:13,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:05:13,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:13" (1/1) ... [2021-12-15 13:05:13,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@845692c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:13, skipping insertion in model container [2021-12-15 13:05:13,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:13" (1/1) ... [2021-12-15 13:05:13,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:05:13,409 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:05:15,188 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-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i[269371,269384] [2021-12-15 13:05:15,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:15,306 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:05:15,660 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-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i[269371,269384] [2021-12-15 13:05:15,675 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:15,773 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:05:15,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15 WrapperNode [2021-12-15 13:05:15,775 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:15,776 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:15,776 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:05:15,776 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:05:15,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (1/1) ... [2021-12-15 13:05:15,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (1/1) ... [2021-12-15 13:05:16,112 INFO L137 Inliner]: procedures = 282, calls = 3066, calls flagged for inlining = 129, calls inlined = 120, statements flattened = 6764 [2021-12-15 13:05:16,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:16,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:05:16,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:05:16,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:05:16,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (1/1) ... [2021-12-15 13:05:16,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (1/1) ... [2021-12-15 13:05:16,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (1/1) ... [2021-12-15 13:05:16,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (1/1) ... [2021-12-15 13:05:16,402 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (1/1) ... [2021-12-15 13:05:16,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (1/1) ... [2021-12-15 13:05:16,463 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (1/1) ... [2021-12-15 13:05:16,507 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:05:16,508 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:05:16,509 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:05:16,509 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:05:16,510 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (1/1) ... [2021-12-15 13:05:16,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:16,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:05:16,552 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 13:05:16,587 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 13:05:16,634 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-15 13:05:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-12-15 13:05:16,635 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-12-15 13:05:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:05:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:05:16,635 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2021-12-15 13:05:16,635 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2021-12-15 13:05:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure find_partition [2021-12-15 13:05:16,636 INFO L138 BoogieDeclarations]: Found implementation of procedure find_partition [2021-12-15 13:05:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 13:05:16,636 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 13:05:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-15 13:05:16,638 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-15 13:05:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 13:05:16,639 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 13:05:16,639 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:05:16,639 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:05:16,639 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:05:16,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:05:16,639 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-12-15 13:05:16,639 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-12-15 13:05:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:05:16,640 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:05:16,640 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:05:16,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:05:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-12-15 13:05:16,641 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-12-15 13:05:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-15 13:05:16,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-15 13:05:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:05:16,641 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:05:16,641 INFO L130 BoogieDeclarations]: Found specification of procedure st_int_ioctl [2021-12-15 13:05:16,642 INFO L138 BoogieDeclarations]: Found implementation of procedure st_int_ioctl [2021-12-15 13:05:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2021-12-15 13:05:16,642 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2021-12-15 13:05:16,642 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_densblk [2021-12-15 13:05:16,642 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_densblk [2021-12-15 13:05:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:05:16,643 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:05:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2021-12-15 13:05:16,643 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2021-12-15 13:05:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:05:16,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_st_ref_mutex [2021-12-15 13:05:16,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_st_ref_mutex [2021-12-15 13:05:16,644 INFO L130 BoogieDeclarations]: Found specification of procedure read_mode_page [2021-12-15 13:05:16,644 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mode_page [2021-12-15 13:05:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-12-15 13:05:16,645 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-12-15 13:05:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:05:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-15 13:05:16,645 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-15 13:05:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure st_do_scsi [2021-12-15 13:05:16,645 INFO L138 BoogieDeclarations]: Found implementation of procedure st_do_scsi [2021-12-15 13:05:16,645 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:05:16,646 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:05:16,646 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:05:16,647 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:05:16,647 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:05:16,647 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-15 13:05:16,648 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-15 13:05:16,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:05:16,648 INFO L130 BoogieDeclarations]: Found specification of procedure st_release_request [2021-12-15 13:05:16,648 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release_request [2021-12-15 13:05:16,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:05:16,649 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cdevs [2021-12-15 13:05:16,649 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cdevs [2021-12-15 13:05:16,649 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:05:16,649 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:05:16,649 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-15 13:05:16,649 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-15 13:05:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure get_location [2021-12-15 13:05:16,650 INFO L138 BoogieDeclarations]: Found implementation of procedure get_location [2021-12-15 13:05:16,650 INFO L130 BoogieDeclarations]: Found specification of procedure st_compression [2021-12-15 13:05:16,650 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compression [2021-12-15 13:05:16,651 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2021-12-15 13:05:16,651 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2021-12-15 13:05:16,651 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-15 13:05:16,651 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-15 13:05:16,651 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:05:16,651 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:05:16,651 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:05:16,652 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:05:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure check_tape [2021-12-15 13:05:16,652 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tape [2021-12-15 13:05:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:05:16,652 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:05:16,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 13:05:16,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 13:05:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure switch_partition [2021-12-15 13:05:16,653 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_partition [2021-12-15 13:05:16,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_scsi_tape [2021-12-15 13:05:16,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_scsi_tape [2021-12-15 13:05:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:05:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:05:16,654 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:05:16,654 INFO L130 BoogieDeclarations]: Found specification of procedure setup_buffering [2021-12-15 13:05:16,655 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_buffering [2021-12-15 13:05:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:05:16,655 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:05:16,655 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_put [2021-12-15 13:05:16,656 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_put [2021-12-15 13:05:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:05:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2021-12-15 13:05:16,656 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2021-12-15 13:05:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:05:16,656 INFO L130 BoogieDeclarations]: Found specification of procedure create_one_cdev [2021-12-15 13:05:16,657 INFO L138 BoogieDeclarations]: Found implementation of procedure create_one_cdev [2021-12-15 13:05:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure queue_dma_alignment [2021-12-15 13:05:16,657 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_dma_alignment [2021-12-15 13:05:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure do_load_unload [2021-12-15 13:05:16,657 INFO L138 BoogieDeclarations]: Found implementation of procedure do_load_unload [2021-12-15 13:05:16,657 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush_write_buffer [2021-12-15 13:05:16,658 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush_write_buffer [2021-12-15 13:05:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:05:16,658 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:05:16,658 INFO L130 BoogieDeclarations]: Found specification of procedure enlarge_buffer [2021-12-15 13:05:16,658 INFO L138 BoogieDeclarations]: Found implementation of procedure enlarge_buffer [2021-12-15 13:05:16,659 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-12-15 13:05:16,659 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-12-15 13:05:16,661 INFO L130 BoogieDeclarations]: Found specification of procedure st_chk_result [2021-12-15 13:05:16,661 INFO L138 BoogieDeclarations]: Found implementation of procedure st_chk_result [2021-12-15 13:05:16,739 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-12-15 13:05:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-12-15 13:05:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:05:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:05:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure write_behind_check [2021-12-15 13:05:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure write_behind_check [2021-12-15 13:05:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:05:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:05:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:05:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-15 13:05:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-15 13:05:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:05:16,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:05:16,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_st_ref_mutex [2021-12-15 13:05:16,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_st_ref_mutex [2021-12-15 13:05:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:05:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:05:16,741 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:05:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:05:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2021-12-15 13:05:16,741 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2021-12-15 13:05:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-15 13:05:16,741 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-15 13:05:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:05:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:05:16,741 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2021-12-15 13:05:16,742 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2021-12-15 13:05:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure release_buffering [2021-12-15 13:05:16,742 INFO L138 BoogieDeclarations]: Found implementation of procedure release_buffering [2021-12-15 13:05:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-15 13:05:16,742 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-15 13:05:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-12-15 13:05:16,742 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-12-15 13:05:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_page [2021-12-15 13:05:16,742 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_page [2021-12-15 13:05:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:05:16,742 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:05:16,742 INFO L130 BoogieDeclarations]: Found specification of procedure rw_checks [2021-12-15 13:05:16,742 INFO L138 BoogieDeclarations]: Found implementation of procedure rw_checks [2021-12-15 13:05:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 13:05:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 13:05:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-12-15 13:05:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-12-15 13:05:16,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2021-12-15 13:05:16,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2021-12-15 13:05:16,745 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:05:16,745 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:05:16,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:05:16,745 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_get_device [2021-12-15 13:05:16,745 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_get_device [2021-12-15 13:05:16,745 INFO L130 BoogieDeclarations]: Found specification of procedure set_location [2021-12-15 13:05:16,745 INFO L138 BoogieDeclarations]: Found implementation of procedure set_location [2021-12-15 13:05:16,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:05:16,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:05:17,442 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:05:17,444 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:05:24,083 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:05:24,099 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:05:24,099 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:05:24,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:05:24 BoogieIcfgContainer [2021-12-15 13:05:24,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:05:24,104 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:05:24,105 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:05:24,107 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:05:24,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:05:13" (1/3) ... [2021-12-15 13:05:24,108 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13709899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:05:24, skipping insertion in model container [2021-12-15 13:05:24,108 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:15" (2/3) ... [2021-12-15 13:05:24,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13709899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:05:24, skipping insertion in model container [2021-12-15 13:05:24,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:05:24" (3/3) ... [2021-12-15 13:05:24,110 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2021-12-15 13:05:24,114 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:05:24,114 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:05:24,159 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:05:24,165 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 13:05:24,165 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:05:24,223 INFO L276 IsEmpty]: Start isEmpty. Operand has 2115 states, 1690 states have (on average 1.485207100591716) internal successors, (2510), 1712 states have internal predecessors, (2510), 345 states have call successors, (345), 78 states have call predecessors, (345), 78 states have return successors, (345), 345 states have call predecessors, (345), 345 states have call successors, (345) [2021-12-15 13:05:24,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-12-15 13:05:24,229 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:05:24,230 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 13:05:24,230 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:05:24,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:05:24,238 INFO L85 PathProgramCache]: Analyzing trace with hash -652520665, now seen corresponding path program 1 times [2021-12-15 13:05:24,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 13:05:24,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446746491] [2021-12-15 13:05:24,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:05:24,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 13:05:24,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 13:05:24,340 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction 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.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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 13:05:24,345 INFO L158 Benchmark]: Toolchain (without parser) took 11055.64ms. Allocated memory was 96.5MB in the beginning and 518.0MB in the end (delta: 421.5MB). Free memory was 53.5MB in the beginning and 233.3MB in the end (delta: -179.8MB). Peak memory consumption was 241.1MB. Max. memory is 16.1GB. [2021-12-15 13:05:24,345 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory was 53.9MB in the beginning and 53.8MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:05:24,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2480.06ms. Allocated memory was 96.5MB in the beginning and 163.6MB in the end (delta: 67.1MB). Free memory was 53.3MB in the beginning and 81.8MB in the end (delta: -28.5MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2021-12-15 13:05:24,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 336.28ms. Allocated memory is still 163.6MB. Free memory was 81.8MB in the beginning and 73.4MB in the end (delta: 8.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2021-12-15 13:05:24,347 INFO L158 Benchmark]: Boogie Preprocessor took 394.26ms. Allocated memory is still 163.6MB. Free memory was 73.4MB in the beginning and 52.3MB in the end (delta: 21.1MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2021-12-15 13:05:24,351 INFO L158 Benchmark]: RCFGBuilder took 7594.81ms. Allocated memory was 163.6MB in the beginning and 518.0MB in the end (delta: 354.4MB). Free memory was 52.3MB in the beginning and 261.6MB in the end (delta: -209.3MB). Peak memory consumption was 205.4MB. Max. memory is 16.1GB. [2021-12-15 13:05:24,352 INFO L158 Benchmark]: TraceAbstraction took 238.83ms. Allocated memory is still 518.0MB. Free memory was 261.6MB in the beginning and 233.3MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-15 13:05:24,357 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 96.5MB. Free memory was 53.9MB in the beginning and 53.8MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2480.06ms. Allocated memory was 96.5MB in the beginning and 163.6MB in the end (delta: 67.1MB). Free memory was 53.3MB in the beginning and 81.8MB in the end (delta: -28.5MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 336.28ms. Allocated memory is still 163.6MB. Free memory was 81.8MB in the beginning and 73.4MB in the end (delta: 8.4MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 394.26ms. Allocated memory is still 163.6MB. Free memory was 73.4MB in the beginning and 52.3MB in the end (delta: 21.1MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * RCFGBuilder took 7594.81ms. Allocated memory was 163.6MB in the beginning and 518.0MB in the end (delta: 354.4MB). Free memory was 52.3MB in the beginning and 261.6MB in the end (delta: -209.3MB). Peak memory consumption was 205.4MB. Max. memory is 16.1GB. * TraceAbstraction took 238.83ms. Allocated memory is still 518.0MB. Free memory was 261.6MB in the beginning and 233.3MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 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 13:05:24,417 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-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.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 2eef4809e0fb5b801f2479dfde07a6f5e1ac3784201f878d167f0654e03bdeae --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:05:26,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:05:26,315 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:05:26,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:05:26,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:05:26,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:05:26,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:05:26,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:05:26,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:05:26,374 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:05:26,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:05:26,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:05:26,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:05:26,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:05:26,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:05:26,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:05:26,384 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:05:26,385 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:05:26,386 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:05:26,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:05:26,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:05:26,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:05:26,391 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:05:26,391 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:05:26,394 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:05:26,398 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:05:26,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:05:26,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:05:26,400 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:05:26,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:05:26,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:05:26,401 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:05:26,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:05:26,403 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:05:26,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:05:26,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:05:26,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:05:26,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:05:26,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:05:26,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:05:26,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:05:26,412 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:05:26,446 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:05:26,446 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:05:26,447 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:05:26,448 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:05:26,449 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:05:26,449 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:05:26,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:05:26,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:05:26,450 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:05:26,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:05:26,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:05:26,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:05:26,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:05:26,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:05:26,452 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:05:26,452 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:05:26,452 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:05:26,452 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:05:26,453 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:05:26,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:05:26,453 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:05:26,453 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:05:26,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:05:26,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:26,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:05:26,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:05:26,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:05:26,459 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:05:26,460 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:05:26,460 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:05:26,460 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:05:26,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:05:26,461 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:05:26,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:05:26,461 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2eef4809e0fb5b801f2479dfde07a6f5e1ac3784201f878d167f0654e03bdeae [2021-12-15 13:05:26,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:05:26,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:05:26,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:05:26,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:05:26,778 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:05:26,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2021-12-15 13:05:26,835 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f91ed70b/414fef1c3ab34a0cb10a144a793fd357/FLAG49c78a8e0 [2021-12-15 13:05:27,557 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:05:27,558 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2021-12-15 13:05:27,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f91ed70b/414fef1c3ab34a0cb10a144a793fd357/FLAG49c78a8e0 [2021-12-15 13:05:27,655 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f91ed70b/414fef1c3ab34a0cb10a144a793fd357 [2021-12-15 13:05:27,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:05:27,658 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:05:27,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:27,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:05:27,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:05:27,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:27" (1/1) ... [2021-12-15 13:05:27,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@627da486 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:27, skipping insertion in model container [2021-12-15 13:05:27,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:05:27" (1/1) ... [2021-12-15 13:05:27,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:05:27,794 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:05:29,711 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-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i[269371,269384] [2021-12-15 13:05:29,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:29,828 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:05:29,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:05:30,351 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-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i[269371,269384] [2021-12-15 13:05:30,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:30,392 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:05:30,766 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-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i[269371,269384] [2021-12-15 13:05:30,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:05:30,856 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:05:30,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30 WrapperNode [2021-12-15 13:05:30,857 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:05:30,857 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:30,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:05:30,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:05:30,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30" (1/1) ... [2021-12-15 13:05:30,937 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30" (1/1) ... [2021-12-15 13:05:31,087 INFO L137 Inliner]: procedures = 297, calls = 3066, calls flagged for inlining = 129, calls inlined = 120, statements flattened = 6598 [2021-12-15 13:05:31,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:05:31,089 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:05:31,089 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:05:31,089 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:05:31,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30" (1/1) ... [2021-12-15 13:05:31,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30" (1/1) ... [2021-12-15 13:05:31,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30" (1/1) ... [2021-12-15 13:05:31,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30" (1/1) ... [2021-12-15 13:05:31,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30" (1/1) ... [2021-12-15 13:05:31,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30" (1/1) ... [2021-12-15 13:05:31,442 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30" (1/1) ... [2021-12-15 13:05:31,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:05:31,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:05:31,487 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:05:31,487 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:05:31,488 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:05:30" (1/1) ... [2021-12-15 13:05:31,495 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:05:31,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:05:31,516 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 13:05:31,525 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 13:05:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:05:31,547 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-15 13:05:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:05:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:05:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-12-15 13:05:31,548 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-12-15 13:05:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:05:31,548 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:05:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:05:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2021-12-15 13:05:31,549 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2021-12-15 13:05:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure find_partition [2021-12-15 13:05:31,549 INFO L138 BoogieDeclarations]: Found implementation of procedure find_partition [2021-12-15 13:05:31,549 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 13:05:31,550 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 13:05:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-15 13:05:31,550 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-15 13:05:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 13:05:31,550 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 13:05:31,550 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:05:31,551 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:05:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:05:31,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:05:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-12-15 13:05:31,551 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-12-15 13:05:31,551 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:05:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:05:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:05:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:05:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-12-15 13:05:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-12-15 13:05:31,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-15 13:05:31,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-15 13:05:31,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:05:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:05:31,553 INFO L130 BoogieDeclarations]: Found specification of procedure st_int_ioctl [2021-12-15 13:05:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure st_int_ioctl [2021-12-15 13:05:31,553 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2021-12-15 13:05:31,553 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2021-12-15 13:05:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_densblk [2021-12-15 13:05:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_densblk [2021-12-15 13:05:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:05:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:05:31,554 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2021-12-15 13:05:31,554 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2021-12-15 13:05:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:05:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_st_ref_mutex [2021-12-15 13:05:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_st_ref_mutex [2021-12-15 13:05:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure read_mode_page [2021-12-15 13:05:31,555 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mode_page [2021-12-15 13:05:31,555 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-12-15 13:05:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-12-15 13:05:31,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:05:31,556 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-15 13:05:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-15 13:05:31,556 INFO L130 BoogieDeclarations]: Found specification of procedure st_do_scsi [2021-12-15 13:05:31,556 INFO L138 BoogieDeclarations]: Found implementation of procedure st_do_scsi [2021-12-15 13:05:31,556 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:05:31,557 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:05:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:05:31,557 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:05:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:05:31,557 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-15 13:05:31,557 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-15 13:05:31,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:05:31,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:05:31,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:05:31,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:05:31,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:05:31,558 INFO L130 BoogieDeclarations]: Found specification of procedure st_release_request [2021-12-15 13:05:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release_request [2021-12-15 13:05:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:05:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cdevs [2021-12-15 13:05:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cdevs [2021-12-15 13:05:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-15 13:05:31,559 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-15 13:05:31,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:05:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:05:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-15 13:05:31,560 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-15 13:05:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:05:31,560 INFO L130 BoogieDeclarations]: Found specification of procedure get_location [2021-12-15 13:05:31,560 INFO L138 BoogieDeclarations]: Found implementation of procedure get_location [2021-12-15 13:05:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:05:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure st_compression [2021-12-15 13:05:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compression [2021-12-15 13:05:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2021-12-15 13:05:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2021-12-15 13:05:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-15 13:05:31,561 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-15 13:05:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:05:31,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:05:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:05:31,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:05:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure check_tape [2021-12-15 13:05:31,562 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tape [2021-12-15 13:05:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:05:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:05:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 13:05:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 13:05:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure switch_partition [2021-12-15 13:05:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_partition [2021-12-15 13:05:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_scsi_tape [2021-12-15 13:05:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_scsi_tape [2021-12-15 13:05:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-15 13:05:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-15 13:05:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure setup_buffering [2021-12-15 13:05:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_buffering [2021-12-15 13:05:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:05:31,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:05:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_put [2021-12-15 13:05:31,565 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_put [2021-12-15 13:05:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2021-12-15 13:05:31,565 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2021-12-15 13:05:31,565 INFO L130 BoogieDeclarations]: Found specification of procedure create_one_cdev [2021-12-15 13:05:31,566 INFO L138 BoogieDeclarations]: Found implementation of procedure create_one_cdev [2021-12-15 13:05:31,566 INFO L130 BoogieDeclarations]: Found specification of procedure queue_dma_alignment [2021-12-15 13:05:31,566 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_dma_alignment [2021-12-15 13:05:31,566 INFO L130 BoogieDeclarations]: Found specification of procedure do_load_unload [2021-12-15 13:05:31,566 INFO L138 BoogieDeclarations]: Found implementation of procedure do_load_unload [2021-12-15 13:05:31,566 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush_write_buffer [2021-12-15 13:05:31,566 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush_write_buffer [2021-12-15 13:05:31,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:05:31,567 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:05:31,567 INFO L130 BoogieDeclarations]: Found specification of procedure enlarge_buffer [2021-12-15 13:05:31,567 INFO L138 BoogieDeclarations]: Found implementation of procedure enlarge_buffer [2021-12-15 13:05:31,567 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-12-15 13:05:31,567 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-12-15 13:05:31,568 INFO L130 BoogieDeclarations]: Found specification of procedure st_chk_result [2021-12-15 13:05:31,568 INFO L138 BoogieDeclarations]: Found implementation of procedure st_chk_result [2021-12-15 13:05:31,568 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-12-15 13:05:31,568 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-12-15 13:05:31,568 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:05:31,568 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:05:31,568 INFO L130 BoogieDeclarations]: Found specification of procedure write_behind_check [2021-12-15 13:05:31,569 INFO L138 BoogieDeclarations]: Found implementation of procedure write_behind_check [2021-12-15 13:05:31,569 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:05:31,569 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:05:31,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:05:31,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:05:31,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:05:31,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:05:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-15 13:05:31,570 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-15 13:05:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:05:31,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:05:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_st_ref_mutex [2021-12-15 13:05:31,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_st_ref_mutex [2021-12-15 13:05:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:05:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:05:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:05:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:05:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2021-12-15 13:05:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2021-12-15 13:05:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-15 13:05:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-15 13:05:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:05:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:05:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:05:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:05:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:05:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2021-12-15 13:05:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2021-12-15 13:05:31,573 INFO L130 BoogieDeclarations]: Found specification of procedure release_buffering [2021-12-15 13:05:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure release_buffering [2021-12-15 13:05:31,573 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-15 13:05:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-15 13:05:31,573 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-12-15 13:05:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-12-15 13:05:31,574 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_page [2021-12-15 13:05:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_page [2021-12-15 13:05:31,574 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:05:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:05:31,574 INFO L130 BoogieDeclarations]: Found specification of procedure rw_checks [2021-12-15 13:05:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rw_checks [2021-12-15 13:05:31,574 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 13:05:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 13:05:31,575 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-12-15 13:05:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-12-15 13:05:31,575 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2021-12-15 13:05:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2021-12-15 13:05:31,575 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:05:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:05:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:05:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_get_device [2021-12-15 13:05:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_get_device [2021-12-15 13:05:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure set_location [2021-12-15 13:05:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure set_location [2021-12-15 13:05:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:05:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:05:32,354 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:05:32,356 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation