./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a3be286b709e69b0a57c5116077a4f1ba701b437b7bdc28c28b530a36c819e5e --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:18:30,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:18:30,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:18:30,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:18:30,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:18:30,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:18:30,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:18:30,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:18:30,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:18:30,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:18:30,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:18:30,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:18:30,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:18:30,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:18:30,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:18:30,160 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:18:30,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:18:30,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:18:30,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:18:30,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:18:30,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:18:30,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:18:30,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:18:30,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:18:30,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:18:30,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:18:30,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:18:30,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:18:30,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:18:30,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:18:30,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:18:30,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:18:30,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:18:30,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:18:30,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:18:30,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:18:30,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:18:30,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:18:30,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:18:30,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:18:30,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:18:30,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:18:30,204 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:18:30,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:18:30,205 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:18:30,205 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:18:30,206 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:18:30,206 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:18:30,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:18:30,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:18:30,207 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:18:30,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:18:30,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:18:30,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:18:30,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:18:30,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:18:30,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:18:30,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:18:30,209 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:18:30,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:18:30,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:18:30,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:18:30,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:18:30,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:30,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:18:30,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:18:30,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:18:30,210 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:18:30,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:18:30,211 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:18:30,211 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:18:30,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:18:30,211 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:18:30,211 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3be286b709e69b0a57c5116077a4f1ba701b437b7bdc28c28b530a36c819e5e [2021-12-15 13:18:30,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:18:30,428 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:18:30,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:18:30,431 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:18:30,431 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:18:30,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:18:30,496 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afc9b048e/cb26948d0ae34ff49b1aa909bbd4fb05/FLAG06fdcd568 [2021-12-15 13:18:31,134 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:18:31,135 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:18:31,168 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afc9b048e/cb26948d0ae34ff49b1aa909bbd4fb05/FLAG06fdcd568 [2021-12-15 13:18:31,466 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/afc9b048e/cb26948d0ae34ff49b1aa909bbd4fb05 [2021-12-15 13:18:31,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:18:31,470 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:18:31,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:31,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:18:31,474 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:18:31,475 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:31" (1/1) ... [2021-12-15 13:18:31,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71030735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:31, skipping insertion in model container [2021-12-15 13:18:31,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:31" (1/1) ... [2021-12-15 13:18:31,480 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:18:31,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:18:33,201 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i[358518,358531] [2021-12-15 13:18:33,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:33,445 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:18:33,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i[358518,358531] [2021-12-15 13:18:33,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:33,925 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:18:33,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33 WrapperNode [2021-12-15 13:18:33,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:33,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:33,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:18:33,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:18:33,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33" (1/1) ... [2021-12-15 13:18:34,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33" (1/1) ... [2021-12-15 13:18:34,222 INFO L137 Inliner]: procedures = 319, calls = 4201, calls flagged for inlining = 120, calls inlined = 112, statements flattened = 9565 [2021-12-15 13:18:34,222 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:34,223 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:18:34,223 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:18:34,223 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:18:34,229 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33" (1/1) ... [2021-12-15 13:18:34,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33" (1/1) ... [2021-12-15 13:18:34,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33" (1/1) ... [2021-12-15 13:18:34,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33" (1/1) ... [2021-12-15 13:18:34,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33" (1/1) ... [2021-12-15 13:18:34,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33" (1/1) ... [2021-12-15 13:18:34,604 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33" (1/1) ... [2021-12-15 13:18:34,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:18:34,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:18:34,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:18:34,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:18:34,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:33" (1/1) ... [2021-12-15 13:18:34,649 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:34,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:18:34,667 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 13:18:34,672 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 13:18:34,706 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-15 13:18:34,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-15 13:18:34,706 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-12-15 13:18:34,706 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-12-15 13:18:34,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 13:18:34,707 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 13:18:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:18:34,707 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:18:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-15 13:18:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:18:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:18:34,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:18:34,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:18:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:18:34,708 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:18:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-12-15 13:18:34,708 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-12-15 13:18:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 13:18:34,708 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 13:18:34,708 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-15 13:18:34,709 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-15 13:18:34,709 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:18:34,709 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:18:34,709 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-12-15 13:18:34,709 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-12-15 13:18:34,709 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-12-15 13:18:34,709 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-12-15 13:18:34,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:18:34,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:18:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-12-15 13:18:34,710 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-12-15 13:18:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-12-15 13:18:34,710 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-12-15 13:18:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_osst_tape [2021-12-15 13:18:34,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_osst_tape [2021-12-15 13:18:34,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2021-12-15 13:18:34,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2021-12-15 13:18:34,711 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:18:34,711 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:18:34,711 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:18:34,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:18:34,711 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:18:34,711 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:18:34,711 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-12-15 13:18:34,712 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-12-15 13:18:34,712 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-12-15 13:18:34,712 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-12-15 13:18:34,712 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-12-15 13:18:34,712 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-12-15 13:18:34,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:18:34,712 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:18:34,712 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:18:34,713 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:18:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-12-15 13:18:34,713 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-12-15 13:18:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-12-15 13:18:34,713 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-12-15 13:18:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:18:34,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:18:34,713 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-12-15 13:18:34,714 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-12-15 13:18:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_osst_int_mutex [2021-12-15 13:18:34,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_osst_int_mutex [2021-12-15 13:18:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-12-15 13:18:34,714 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-12-15 13:18:34,714 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-12-15 13:18:34,714 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-12-15 13:18:34,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:18:34,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_osst_int_mutex [2021-12-15 13:18:34,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_osst_int_mutex [2021-12-15 13:18:34,715 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:18:34,715 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-12-15 13:18:34,715 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-12-15 13:18:34,715 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-12-15 13:18:34,715 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-12-15 13:18:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-12-15 13:18:34,716 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-12-15 13:18:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:18:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_26 [2021-12-15 13:18:34,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_26 [2021-12-15 13:18:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-12-15 13:18:34,716 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-12-15 13:18:34,716 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-12-15 13:18:34,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-12-15 13:18:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:18:34,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:18:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:18:34,717 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:18:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-12-15 13:18:34,717 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-12-15 13:18:34,717 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:18:34,718 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:18:34,718 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-15 13:18:34,718 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-15 13:18:34,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:18:34,718 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-12-15 13:18:34,718 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-12-15 13:18:34,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:18:34,719 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:18:34,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:18:34,719 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:18:34,719 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:18:34,719 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:18:34,719 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:18:34,719 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-12-15 13:18:34,719 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-12-15 13:18:34,720 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:18:34,720 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:18:34,720 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-12-15 13:18:34,720 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-12-15 13:18:34,720 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-12-15 13:18:34,720 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-12-15 13:18:34,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:18:34,720 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-12-15 13:18:34,721 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-12-15 13:18:34,721 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:18:34,721 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:18:34,721 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-12-15 13:18:34,721 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-12-15 13:18:34,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:18:34,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:18:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-12-15 13:18:34,722 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-12-15 13:18:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-12-15 13:18:34,722 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-12-15 13:18:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:18:34,722 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:18:34,722 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-12-15 13:18:34,723 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-12-15 13:18:34,723 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:18:34,723 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:18:34,723 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-12-15 13:18:34,723 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-12-15 13:18:34,724 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-12-15 13:18:34,724 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-12-15 13:18:34,724 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:18:34,724 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:18:34,724 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-12-15 13:18:34,724 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-12-15 13:18:34,724 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-15 13:18:34,724 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-15 13:18:34,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:18:34,725 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:18:34,725 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:18:34,725 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-12-15 13:18:34,725 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-12-15 13:18:34,725 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-12-15 13:18:34,725 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-12-15 13:18:34,725 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-12-15 13:18:34,725 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-12-15 13:18:34,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:18:34,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:18:34,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:18:34,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:18:34,726 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-12-15 13:18:34,726 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-12-15 13:18:34,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:18:34,726 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-15 13:18:34,726 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-15 13:18:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:18:34,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:18:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-12-15 13:18:34,727 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-12-15 13:18:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:18:34,727 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:18:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:18:34,727 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-12-15 13:18:34,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-12-15 13:18:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:18:34,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:18:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2021-12-15 13:18:34,728 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2021-12-15 13:18:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-12-15 13:18:34,728 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-12-15 13:18:34,728 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-15 13:18:34,728 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-15 13:18:34,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:18:34,729 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:18:34,729 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-12-15 13:18:34,729 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-12-15 13:18:34,729 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2021-12-15 13:18:34,729 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2021-12-15 13:18:34,729 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-12-15 13:18:34,729 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-12-15 13:18:34,730 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-12-15 13:18:34,730 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-12-15 13:18:34,730 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:18:34,730 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:18:34,730 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-15 13:18:34,730 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-15 13:18:34,730 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-12-15 13:18:34,730 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-12-15 13:18:34,730 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-12-15 13:18:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-12-15 13:18:34,731 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-12-15 13:18:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-12-15 13:18:34,731 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-12-15 13:18:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-12-15 13:18:34,731 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:18:34,731 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:18:34,731 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:18:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:18:34,732 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 13:18:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 13:18:34,732 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-12-15 13:18:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-12-15 13:18:34,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:18:34,732 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-12-15 13:18:34,732 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-12-15 13:18:34,733 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-12-15 13:18:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-12-15 13:18:34,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:18:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:18:34,733 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:18:34,733 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:18:35,559 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:18:35,561 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:18:35,607 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:18:35,611 INFO L158 Benchmark]: Toolchain (without parser) took 4140.62ms. Allocated memory was 92.3MB in the beginning and 434.1MB in the end (delta: 341.8MB). Free memory was 62.6MB in the beginning and 249.9MB in the end (delta: -187.2MB). Peak memory consumption was 154.6MB. Max. memory is 16.1GB. [2021-12-15 13:18:35,611 INFO L158 Benchmark]: CDTParser took 3.45ms. Allocated memory is still 92.3MB. Free memory was 49.0MB in the beginning and 49.0MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:18:35,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2455.22ms. Allocated memory was 92.3MB in the beginning and 222.3MB in the end (delta: 130.0MB). Free memory was 62.6MB in the beginning and 129.5MB in the end (delta: -66.9MB). Peak memory consumption was 117.7MB. Max. memory is 16.1GB. [2021-12-15 13:18:35,612 INFO L158 Benchmark]: Boogie Procedure Inliner took 294.52ms. Allocated memory is still 222.3MB. Free memory was 129.5MB in the beginning and 79.2MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2021-12-15 13:18:35,613 INFO L158 Benchmark]: Boogie Preprocessor took 417.63ms. Allocated memory was 222.3MB in the beginning and 434.1MB in the end (delta: 211.8MB). Free memory was 78.1MB in the beginning and 307.6MB in the end (delta: -229.4MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2021-12-15 13:18:35,613 INFO L158 Benchmark]: RCFGBuilder took 968.28ms. Allocated memory is still 434.1MB. Free memory was 307.6MB in the beginning and 249.9MB in the end (delta: 57.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-12-15 13:18:35,616 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.45ms. Allocated memory is still 92.3MB. Free memory was 49.0MB in the beginning and 49.0MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2455.22ms. Allocated memory was 92.3MB in the beginning and 222.3MB in the end (delta: 130.0MB). Free memory was 62.6MB in the beginning and 129.5MB in the end (delta: -66.9MB). Peak memory consumption was 117.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 294.52ms. Allocated memory is still 222.3MB. Free memory was 129.5MB in the beginning and 79.2MB in the end (delta: 50.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 417.63ms. Allocated memory was 222.3MB in the beginning and 434.1MB in the end (delta: 211.8MB). Free memory was 78.1MB in the beginning and 307.6MB in the end (delta: -229.4MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * RCFGBuilder took 968.28ms. Allocated memory is still 434.1MB. Free memory was 307.6MB in the beginning and 249.9MB in the end (delta: 57.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:18:35,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a3be286b709e69b0a57c5116077a4f1ba701b437b7bdc28c28b530a36c819e5e --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:18:37,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:18:37,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:18:37,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:18:37,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:18:37,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:18:37,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:18:37,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:18:37,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:18:37,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:18:37,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:18:37,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:18:37,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:18:37,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:18:37,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:18:37,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:18:37,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:18:37,538 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:18:37,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:18:37,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:18:37,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:18:37,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:18:37,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:18:37,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:18:37,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:18:37,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:18:37,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:18:37,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:18:37,556 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:18:37,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:18:37,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:18:37,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:18:37,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:18:37,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:18:37,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:18:37,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:18:37,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:18:37,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:18:37,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:18:37,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:18:37,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:18:37,563 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:18:37,593 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:18:37,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:18:37,595 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:18:37,595 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:18:37,596 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:18:37,596 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:18:37,597 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:18:37,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:18:37,597 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:18:37,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:18:37,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:18:37,599 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:18:37,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:18:37,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:18:37,599 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:18:37,599 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:18:37,600 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:18:37,600 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:18:37,600 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:18:37,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:18:37,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:18:37,601 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:18:37,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:18:37,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:37,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:18:37,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:18:37,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:18:37,602 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:18:37,602 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:18:37,602 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:18:37,602 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:18:37,603 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:18:37,603 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:18:37,603 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:18:37,604 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3be286b709e69b0a57c5116077a4f1ba701b437b7bdc28c28b530a36c819e5e [2021-12-15 13:18:37,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:18:37,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:18:37,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:18:37,929 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:18:37,930 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:18:37,931 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:18:37,998 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30f1cfc7d/2a6fc2dc37dc4b2d966f992639afb4c3/FLAG73ad50e70 [2021-12-15 13:18:38,702 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:18:38,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:18:38,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30f1cfc7d/2a6fc2dc37dc4b2d966f992639afb4c3/FLAG73ad50e70 [2021-12-15 13:18:38,786 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30f1cfc7d/2a6fc2dc37dc4b2d966f992639afb4c3 [2021-12-15 13:18:38,789 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:18:38,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:18:38,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:38,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:18:38,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:18:38,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:38" (1/1) ... [2021-12-15 13:18:38,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@435deb70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:38, skipping insertion in model container [2021-12-15 13:18:38,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:38" (1/1) ... [2021-12-15 13:18:38,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:18:38,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:18:41,113 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i[358518,358531] [2021-12-15 13:18:41,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:41,378 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:18:41,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:18:41,759 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i[358518,358531] [2021-12-15 13:18:41,773 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:41,791 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:18:42,126 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--osst.ko-entry_point.cil.out.i[358518,358531] [2021-12-15 13:18:42,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:42,236 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:18:42,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42 WrapperNode [2021-12-15 13:18:42,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:42,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:42,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:18:42,239 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:18:42,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42" (1/1) ... [2021-12-15 13:18:42,379 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42" (1/1) ... [2021-12-15 13:18:42,694 INFO L137 Inliner]: procedures = 334, calls = 4201, calls flagged for inlining = 120, calls inlined = 112, statements flattened = 9365 [2021-12-15 13:18:42,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:42,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:18:42,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:18:42,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:18:42,701 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42" (1/1) ... [2021-12-15 13:18:42,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42" (1/1) ... [2021-12-15 13:18:42,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42" (1/1) ... [2021-12-15 13:18:42,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42" (1/1) ... [2021-12-15 13:18:42,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42" (1/1) ... [2021-12-15 13:18:43,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42" (1/1) ... [2021-12-15 13:18:43,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42" (1/1) ... [2021-12-15 13:18:43,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:18:43,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:18:43,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:18:43,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:18:43,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:42" (1/1) ... [2021-12-15 13:18:43,114 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:43,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:18:43,138 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 13:18:43,186 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 13:18:43,222 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-15 13:18:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-15 13:18:43,222 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-12-15 13:18:43,222 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-12-15 13:18:43,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 13:18:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:18:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:18:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:18:43,223 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:18:43,223 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-12-15 13:18:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-12-15 13:18:43,224 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 13:18:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 13:18:43,224 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-15 13:18:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-15 13:18:43,224 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:18:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:18:43,224 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-12-15 13:18:43,224 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-12-15 13:18:43,224 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-12-15 13:18:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-12-15 13:18:43,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:18:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:18:43,225 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-12-15 13:18:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-12-15 13:18:43,225 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-12-15 13:18:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-12-15 13:18:43,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_osst_tape [2021-12-15 13:18:43,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_osst_tape [2021-12-15 13:18:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2021-12-15 13:18:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_osst_tape [2021-12-15 13:18:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:18:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:18:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:18:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:18:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:18:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:18:43,226 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-12-15 13:18:43,226 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-12-15 13:18:43,227 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-12-15 13:18:43,227 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-12-15 13:18:43,227 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-12-15 13:18:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-12-15 13:18:43,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:18:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:18:43,228 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:18:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:18:43,228 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-12-15 13:18:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-12-15 13:18:43,228 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-12-15 13:18:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-12-15 13:18:43,228 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:18:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:18:43,228 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-12-15 13:18:43,228 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-12-15 13:18:43,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_osst_int_mutex [2021-12-15 13:18:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_osst_int_mutex [2021-12-15 13:18:43,229 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-12-15 13:18:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-12-15 13:18:43,229 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-12-15 13:18:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-12-15 13:18:43,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:18:43,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_osst_int_mutex [2021-12-15 13:18:43,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_osst_int_mutex [2021-12-15 13:18:43,229 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:18:43,230 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-12-15 13:18:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-12-15 13:18:43,230 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-12-15 13:18:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-12-15 13:18:43,230 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-12-15 13:18:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-12-15 13:18:43,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:18:43,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_26 [2021-12-15 13:18:43,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_26 [2021-12-15 13:18:43,230 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-12-15 13:18:43,243 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-12-15 13:18:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-12-15 13:18:43,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-12-15 13:18:43,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:18:43,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:18:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:18:43,244 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:18:43,244 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-12-15 13:18:43,245 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-12-15 13:18:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:18:43,245 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:18:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-15 13:18:43,245 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-15 13:18:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:18:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:18:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:18:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:18:43,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:18:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-12-15 13:18:43,246 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-12-15 13:18:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:18:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:18:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:18:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:18:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:18:43,246 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:18:43,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:18:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:18:43,247 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:18:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:18:43,247 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:18:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-12-15 13:18:43,247 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-12-15 13:18:43,247 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:18:43,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:18:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-12-15 13:18:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-12-15 13:18:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-12-15 13:18:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-12-15 13:18:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-12-15 13:18:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-12-15 13:18:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:18:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:18:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-12-15 13:18:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-12-15 13:18:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-12-15 13:18:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-12-15 13:18:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-12-15 13:18:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-12-15 13:18:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:18:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:18:43,248 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-12-15 13:18:43,248 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-12-15 13:18:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:18:43,249 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:18:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-12-15 13:18:43,249 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-12-15 13:18:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-12-15 13:18:43,249 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-12-15 13:18:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:18:43,249 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:18:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-12-15 13:18:43,249 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-12-15 13:18:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-15 13:18:43,249 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-15 13:18:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:18:43,249 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:18:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:18:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:18:43,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:18:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-12-15 13:18:43,250 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-12-15 13:18:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:18:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-12-15 13:18:43,250 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-12-15 13:18:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-12-15 13:18:43,250 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-12-15 13:18:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:18:43,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:18:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:18:43,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:18:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-12-15 13:18:43,250 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-12-15 13:18:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:18:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-15 13:18:43,250 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-15 13:18:43,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:18:43,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:18:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-12-15 13:18:43,251 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-12-15 13:18:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:18:43,251 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:18:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:18:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-12-15 13:18:43,251 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-12-15 13:18:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:18:43,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:18:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2021-12-15 13:18:43,251 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2021-12-15 13:18:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-12-15 13:18:43,251 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-12-15 13:18:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-15 13:18:43,251 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-15 13:18:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:18:43,251 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:18:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:18:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-12-15 13:18:43,252 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-12-15 13:18:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:18:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:18:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2021-12-15 13:18:43,252 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2021-12-15 13:18:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-12-15 13:18:43,252 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-12-15 13:18:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-12-15 13:18:43,252 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-12-15 13:18:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:18:43,252 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:18:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-15 13:18:43,252 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-15 13:18:43,252 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-12-15 13:18:43,252 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-12-15 13:18:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-12-15 13:18:43,253 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-12-15 13:18:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-12-15 13:18:43,253 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-12-15 13:18:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-12-15 13:18:43,253 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-12-15 13:18:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:18:43,253 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:18:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:18:43,253 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:18:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 13:18:43,253 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 13:18:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-12-15 13:18:43,253 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-12-15 13:18:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:18:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-12-15 13:18:43,253 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-12-15 13:18:43,253 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-12-15 13:18:43,254 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-12-15 13:18:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:18:43,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:18:43,254 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:18:43,254 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:18:44,332 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:18:44,336 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:18:44,412 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:18:44,414 INFO L158 Benchmark]: Toolchain (without parser) took 5622.80ms. Allocated memory was 58.7MB in the beginning and 383.8MB in the end (delta: 325.1MB). Free memory was 32.7MB in the beginning and 248.8MB in the end (delta: -216.1MB). Peak memory consumption was 197.0MB. Max. memory is 16.1GB. [2021-12-15 13:18:44,415 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:18:44,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3443.71ms. Allocated memory was 58.7MB in the beginning and 209.7MB in the end (delta: 151.0MB). Free memory was 32.5MB in the beginning and 95.8MB in the end (delta: -63.3MB). Peak memory consumption was 136.1MB. Max. memory is 16.1GB. [2021-12-15 13:18:44,415 INFO L158 Benchmark]: Boogie Procedure Inliner took 455.67ms. Allocated memory was 209.7MB in the beginning and 383.8MB in the end (delta: 174.1MB). Free memory was 95.8MB in the beginning and 259.7MB in the end (delta: -163.9MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. [2021-12-15 13:18:44,415 INFO L158 Benchmark]: Boogie Preprocessor took 412.25ms. Allocated memory is still 383.8MB. Free memory was 259.7MB in the beginning and 214.1MB in the end (delta: 45.6MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2021-12-15 13:18:44,416 INFO L158 Benchmark]: RCFGBuilder took 1305.47ms. Allocated memory is still 383.8MB. Free memory was 214.1MB in the beginning and 248.8MB in the end (delta: -34.7MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. [2021-12-15 13:18:44,417 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 58.7MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 45.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3443.71ms. Allocated memory was 58.7MB in the beginning and 209.7MB in the end (delta: 151.0MB). Free memory was 32.5MB in the beginning and 95.8MB in the end (delta: -63.3MB). Peak memory consumption was 136.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 455.67ms. Allocated memory was 209.7MB in the beginning and 383.8MB in the end (delta: 174.1MB). Free memory was 95.8MB in the beginning and 259.7MB in the end (delta: -163.9MB). Peak memory consumption was 60.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 412.25ms. Allocated memory is still 383.8MB. Free memory was 259.7MB in the beginning and 214.1MB in the end (delta: 45.6MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1305.47ms. Allocated memory is still 383.8MB. Free memory was 214.1MB in the beginning and 248.8MB in the end (delta: -34.7MB). Peak memory consumption was 54.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:18:44,459 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable