./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-43_2a-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-43_2a-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 b2b7df93b51a94ba716b03fbeddaaade451179b4a653f71c9a376f3a6d0a7d2d --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:23:39,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:23:39,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:23:39,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:23:39,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:23:39,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:23:39,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:23:39,207 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:23:39,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:23:39,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:23:39,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:23:39,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:23:39,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:23:39,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:23:39,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:23:39,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:23:39,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:23:39,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:23:39,221 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:23:39,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:23:39,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:23:39,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:23:39,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:23:39,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:23:39,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:23:39,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:23:39,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:23:39,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:23:39,236 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:23:39,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:23:39,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:23:39,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:23:39,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:23:39,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:23:39,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:23:39,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:23:39,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:23:39,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:23:39,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:23:39,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:23:39,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:23:39,243 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:23:39,263 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:23:39,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:23:39,263 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:23:39,264 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:23:39,264 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:23:39,265 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:23:39,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:23:39,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:23:39,265 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:23:39,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:23:39,266 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:23:39,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:23:39,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:23:39,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:23:39,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:23:39,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:23:39,267 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:23:39,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:23:39,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:23:39,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:23:39,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:23:39,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:23:39,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:23:39,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:23:39,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:23:39,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:23:39,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:23:39,269 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:23:39,269 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:23:39,269 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:23:39,269 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:23:39,269 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2b7df93b51a94ba716b03fbeddaaade451179b4a653f71c9a376f3a6d0a7d2d [2021-12-15 13:23:39,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:23:39,491 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:23:39,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:23:39,494 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:23:39,494 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:23:39,495 INFO L432 ainManager$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-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:23:39,569 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bfb9d2e/c27f3f6159ba4c3db287f33d9f9b9b26/FLAGf1dfed1a5 [2021-12-15 13:23:40,235 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:23:40,236 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:23:40,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bfb9d2e/c27f3f6159ba4c3db287f33d9f9b9b26/FLAGf1dfed1a5 [2021-12-15 13:23:40,376 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90bfb9d2e/c27f3f6159ba4c3db287f33d9f9b9b26 [2021-12-15 13:23:40,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:23:40,380 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:23:40,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:23:40,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:23:40,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:23:40,390 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:23:40" (1/1) ... [2021-12-15 13:23:40,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd00587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:40, skipping insertion in model container [2021-12-15 13:23:40,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:23:40" (1/1) ... [2021-12-15 13:23:40,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:23:40,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:23:42,046 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-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i[353830,353843] [2021-12-15 13:23:42,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:23:42,094 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:23:42,375 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-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i[353830,353843] [2021-12-15 13:23:42,386 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:23:42,439 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:23:42,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42 WrapperNode [2021-12-15 13:23:42,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:23:42,441 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:23:42,441 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:23:42,442 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:23:42,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42" (1/1) ... [2021-12-15 13:23:42,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42" (1/1) ... [2021-12-15 13:23:42,740 INFO L137 Inliner]: procedures = 248, calls = 4079, calls flagged for inlining = 105, calls inlined = 100, statements flattened = 9797 [2021-12-15 13:23:42,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:23:42,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:23:42,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:23:42,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:23:42,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42" (1/1) ... [2021-12-15 13:23:42,747 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42" (1/1) ... [2021-12-15 13:23:42,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42" (1/1) ... [2021-12-15 13:23:42,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42" (1/1) ... [2021-12-15 13:23:43,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42" (1/1) ... [2021-12-15 13:23:43,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42" (1/1) ... [2021-12-15 13:23:43,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42" (1/1) ... [2021-12-15 13:23:43,100 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:23:43,101 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:23:43,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:23:43,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:23:43,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:42" (1/1) ... [2021-12-15 13:23:43,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:23:43,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:23:43,125 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 13:23:43,156 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 13:23:43,180 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-15 13:23:43,180 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-15 13:23:43,180 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-12-15 13:23:43,180 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-12-15 13:23:43,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 13:23:43,181 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 13:23:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:23:43,181 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:23:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-15 13:23:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:23:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:23:43,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:23:43,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:23:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:23:43,182 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:23:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-12-15 13:23:43,182 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-12-15 13:23:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 13:23:43,182 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 13:23:43,182 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-15 13:23:43,182 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-15 13:23:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:23:43,183 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:23:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-12-15 13:23:43,183 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-12-15 13:23:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-12-15 13:23:43,183 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-12-15 13:23:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:23:43,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:23:43,183 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-12-15 13:23:43,184 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-12-15 13:23:43,184 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-12-15 13:23:43,184 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-12-15 13:23:43,184 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-15 13:23:43,184 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-15 13:23:43,184 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:23:43,184 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:23:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:23:43,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:23:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:23:43,185 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:23:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-12-15 13:23:43,185 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-12-15 13:23:43,185 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-12-15 13:23:43,186 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-12-15 13:23:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-12-15 13:23:43,186 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-12-15 13:23:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:23:43,186 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:23:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:23:43,186 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:23:43,186 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-12-15 13:23:43,186 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-12-15 13:23:43,187 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-12-15 13:23:43,187 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-12-15 13:23:43,187 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-12-15 13:23:43,187 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-12-15 13:23:43,188 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-12-15 13:23:43,188 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-12-15 13:23:43,189 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-12-15 13:23:43,189 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-12-15 13:23:43,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:23:43,189 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:23:43,189 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-12-15 13:23:43,189 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-12-15 13:23:43,189 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-12-15 13:23:43,189 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-12-15 13:23:43,190 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-12-15 13:23:43,190 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-12-15 13:23:43,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:23:43,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_28 [2021-12-15 13:23:43,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_28 [2021-12-15 13:23:43,190 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-12-15 13:23:43,191 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-12-15 13:23:43,191 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-12-15 13:23:43,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-12-15 13:23:43,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:23:43,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:23:43,191 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:23:43,191 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:23:43,191 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-12-15 13:23:43,191 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-12-15 13:23:43,192 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-15 13:23:43,192 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-15 13:23:43,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:23:43,192 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-12-15 13:23:43,192 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-12-15 13:23:43,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:23:43,192 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:23:43,193 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:23:43,193 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:23:43,193 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:23:43,193 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-12-15 13:23:43,193 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-12-15 13:23:43,193 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:23:43,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:23:43,194 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-12-15 13:23:43,194 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-12-15 13:23:43,194 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:23:43,194 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:23:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-12-15 13:23:43,195 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-12-15 13:23:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:23:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-12-15 13:23:43,195 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-12-15 13:23:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:23:43,195 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:23:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-12-15 13:23:43,196 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-12-15 13:23:43,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:23:43,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:23:43,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-15 13:23:43,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-15 13:23:43,196 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-12-15 13:23:43,196 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-12-15 13:23:43,197 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-12-15 13:23:43,197 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-12-15 13:23:43,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:23:43,198 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:23:43,199 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-12-15 13:23:43,199 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-12-15 13:23:43,199 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:23:43,199 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:23:43,200 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-12-15 13:23:43,200 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-12-15 13:23:43,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-15 13:23:43,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-15 13:23:43,201 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-12-15 13:23:43,205 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-12-15 13:23:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:23:43,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:23:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-12-15 13:23:43,205 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-12-15 13:23:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-15 13:23:43,205 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-15 13:23:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:23:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:23:43,206 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:23:43,206 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-12-15 13:23:43,206 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-12-15 13:23:43,206 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-12-15 13:23:43,206 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-12-15 13:23:43,206 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-12-15 13:23:43,206 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-12-15 13:23:43,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:23:43,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:23:43,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:23:43,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:23:43,207 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-12-15 13:23:43,207 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-12-15 13:23:43,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:23:43,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:23:43,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:23:43,207 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-12-15 13:23:43,207 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-12-15 13:23:43,207 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:23:43,207 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:23:43,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:23:43,208 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-12-15 13:23:43,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-12-15 13:23:43,208 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2021-12-15 13:23:43,208 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2021-12-15 13:23:43,208 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-12-15 13:23:43,208 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-12-15 13:23:43,208 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-15 13:23:43,208 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-15 13:23:43,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:23:43,208 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:23:43,209 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-12-15 13:23:43,209 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-12-15 13:23:43,209 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2021-12-15 13:23:43,209 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2021-12-15 13:23:43,209 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-12-15 13:23:43,209 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-12-15 13:23:43,209 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-12-15 13:23:43,209 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-12-15 13:23:43,209 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:23:43,209 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:23:43,210 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-15 13:23:43,210 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-15 13:23:43,210 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-12-15 13:23:43,210 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-12-15 13:23:43,210 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-12-15 13:23:43,210 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-12-15 13:23:43,210 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-12-15 13:23:43,210 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-12-15 13:23:43,210 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-12-15 13:23:43,210 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-12-15 13:23:43,210 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:23:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:23:43,211 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:23:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:23:43,211 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 13:23:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 13:23:43,211 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-12-15 13:23:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-12-15 13:23:43,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:23:43,211 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-12-15 13:23:43,212 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-12-15 13:23:43,212 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-12-15 13:23:43,212 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-12-15 13:23:43,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:23:43,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:23:43,212 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:23:43,212 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:23:44,103 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:23:44,108 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:23:44,163 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:23:44,170 INFO L158 Benchmark]: Toolchain (without parser) took 3788.91ms. Allocated memory was 119.5MB in the beginning and 257.9MB in the end (delta: 138.4MB). Free memory was 72.5MB in the beginning and 105.2MB in the end (delta: -32.7MB). Peak memory consumption was 138.2MB. Max. memory is 16.1GB. [2021-12-15 13:23:44,171 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 79.7MB. Free memory was 40.4MB in the beginning and 40.3MB in the end (delta: 39.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:23:44,172 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2059.10ms. Allocated memory was 119.5MB in the beginning and 167.8MB in the end (delta: 48.2MB). Free memory was 72.3MB in the beginning and 61.8MB in the end (delta: 10.4MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. [2021-12-15 13:23:44,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 299.42ms. Allocated memory was 167.8MB in the beginning and 257.9MB in the end (delta: 90.2MB). Free memory was 61.8MB in the beginning and 136.6MB in the end (delta: -74.8MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2021-12-15 13:23:44,175 INFO L158 Benchmark]: Boogie Preprocessor took 359.36ms. Allocated memory is still 257.9MB. Free memory was 136.6MB in the beginning and 119.2MB in the end (delta: 17.5MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. [2021-12-15 13:23:44,176 INFO L158 Benchmark]: RCFGBuilder took 1066.77ms. Allocated memory is still 257.9MB. Free memory was 119.2MB in the beginning and 105.2MB in the end (delta: 14.0MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2021-12-15 13:23:44,180 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 79.7MB. Free memory was 40.4MB in the beginning and 40.3MB in the end (delta: 39.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2059.10ms. Allocated memory was 119.5MB in the beginning and 167.8MB in the end (delta: 48.2MB). Free memory was 72.3MB in the beginning and 61.8MB in the end (delta: 10.4MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 299.42ms. Allocated memory was 167.8MB in the beginning and 257.9MB in the end (delta: 90.2MB). Free memory was 61.8MB in the beginning and 136.6MB in the end (delta: -74.8MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 359.36ms. Allocated memory is still 257.9MB. Free memory was 136.6MB in the beginning and 119.2MB in the end (delta: 17.5MB). Peak memory consumption was 53.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1066.77ms. Allocated memory is still 257.9MB. Free memory was 119.2MB in the beginning and 105.2MB in the end (delta: 14.0MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:23:44,230 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-43_2a-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 b2b7df93b51a94ba716b03fbeddaaade451179b4a653f71c9a376f3a6d0a7d2d --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:23:46,394 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:23:46,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:23:46,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:23:46,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:23:46,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:23:46,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:23:46,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:23:46,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:23:46,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:23:46,453 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:23:46,454 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:23:46,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:23:46,457 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:23:46,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:23:46,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:23:46,466 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:23:46,467 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:23:46,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:23:46,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:23:46,476 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:23:46,477 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:23:46,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:23:46,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:23:46,487 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:23:46,488 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:23:46,488 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:23:46,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:23:46,490 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:23:46,491 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:23:46,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:23:46,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:23:46,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:23:46,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:23:46,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:23:46,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:23:46,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:23:46,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:23:46,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:23:46,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:23:46,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:23:46,500 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:23:46,541 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:23:46,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:23:46,542 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:23:46,543 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:23:46,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:23:46,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:23:46,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:23:46,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:23:46,546 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:23:46,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:23:46,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:23:46,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:23:46,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:23:46,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:23:46,548 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:23:46,548 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:23:46,548 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:23:46,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:23:46,548 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:23:46,549 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:23:46,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:23:46,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:23:46,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:23:46,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:23:46,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:23:46,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:23:46,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:23:46,550 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:23:46,550 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:23:46,550 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:23:46,551 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:23:46,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:23:46,551 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:23:46,551 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:23:46,552 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2b7df93b51a94ba716b03fbeddaaade451179b4a653f71c9a376f3a6d0a7d2d [2021-12-15 13:23:46,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:23:46,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:23:46,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:23:46,953 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:23:46,956 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:23:46,959 INFO L432 ainManager$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-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:23:47,034 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e47a68687/c3c868f2bbf145908a1c82d518011463/FLAG9f9708a8d [2021-12-15 13:23:47,730 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:23:47,730 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:23:47,805 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e47a68687/c3c868f2bbf145908a1c82d518011463/FLAG9f9708a8d [2021-12-15 13:23:48,323 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e47a68687/c3c868f2bbf145908a1c82d518011463 [2021-12-15 13:23:48,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:23:48,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:23:48,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:23:48,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:23:48,337 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:23:48,338 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:23:48" (1/1) ... [2021-12-15 13:23:48,339 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47e8f4f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:48, skipping insertion in model container [2021-12-15 13:23:48,339 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:23:48" (1/1) ... [2021-12-15 13:23:48,345 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:23:48,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:23:50,404 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-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i[353830,353843] [2021-12-15 13:23:50,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:23:50,490 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:23:50,538 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:23:50,947 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-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i[353830,353843] [2021-12-15 13:23:50,957 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:23:50,974 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:23:51,333 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-43_2a-drivers--scsi--osst.ko-entry_point.cil.out.i[353830,353843] [2021-12-15 13:23:51,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:23:51,409 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:23:51,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51 WrapperNode [2021-12-15 13:23:51,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:23:51,410 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:23:51,411 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:23:51,411 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:23:51,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51" (1/1) ... [2021-12-15 13:23:51,536 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51" (1/1) ... [2021-12-15 13:23:51,751 INFO L137 Inliner]: procedures = 263, calls = 4079, calls flagged for inlining = 105, calls inlined = 100, statements flattened = 9594 [2021-12-15 13:23:51,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:23:51,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:23:51,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:23:51,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:23:51,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51" (1/1) ... [2021-12-15 13:23:51,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51" (1/1) ... [2021-12-15 13:23:51,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51" (1/1) ... [2021-12-15 13:23:51,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51" (1/1) ... [2021-12-15 13:23:51,999 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51" (1/1) ... [2021-12-15 13:23:52,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51" (1/1) ... [2021-12-15 13:23:52,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51" (1/1) ... [2021-12-15 13:23:52,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:23:52,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:23:52,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:23:52,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:23:52,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:23:51" (1/1) ... [2021-12-15 13:23:52,087 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:23:52,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:23:52,133 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 13:23:52,180 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 13:23:52,195 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-15 13:23:52,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-15 13:23:52,196 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-12-15 13:23:52,196 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-12-15 13:23:52,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:23:52,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 13:23:52,197 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 13:23:52,197 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:23:52,197 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:23:52,197 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-15 13:23:52,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:23:52,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:23:52,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:23:52,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:23:52,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:23:52,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:23:52,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:23:52,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:23:52,198 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:23:52,199 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-12-15 13:23:52,199 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-12-15 13:23:52,199 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 13:23:52,199 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 13:23:52,199 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-15 13:23:52,199 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-15 13:23:52,199 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:23:52,200 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:23:52,200 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-12-15 13:23:52,200 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-12-15 13:23:52,200 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-12-15 13:23:52,200 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-12-15 13:23:52,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:23:52,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:23:52,201 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-12-15 13:23:52,201 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-12-15 13:23:52,201 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-12-15 13:23:52,201 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-12-15 13:23:52,201 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-15 13:23:52,201 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-15 13:23:52,201 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:23:52,202 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:23:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:23:52,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:23:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:23:52,202 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:23:52,202 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-12-15 13:23:52,202 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-12-15 13:23:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-12-15 13:23:52,203 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-12-15 13:23:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-12-15 13:23:52,203 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-12-15 13:23:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:23:52,203 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:23:52,203 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:23:52,203 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:23:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-12-15 13:23:52,204 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-12-15 13:23:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-12-15 13:23:52,204 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-12-15 13:23:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-12-15 13:23:52,204 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-12-15 13:23:52,204 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-12-15 13:23:52,204 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-12-15 13:23:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-12-15 13:23:52,205 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-12-15 13:23:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:23:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:23:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-12-15 13:23:52,205 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-12-15 13:23:52,205 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-12-15 13:23:52,206 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-12-15 13:23:52,206 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-12-15 13:23:52,206 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-12-15 13:23:52,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:23:52,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_28 [2021-12-15 13:23:52,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_28 [2021-12-15 13:23:52,206 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-12-15 13:23:52,207 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-12-15 13:23:52,207 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-12-15 13:23:52,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-12-15 13:23:52,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:23:52,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:23:52,207 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:23:52,207 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:23:52,208 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-12-15 13:23:52,208 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-12-15 13:23:52,208 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-15 13:23:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-12-15 13:23:52,297 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:23:52,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:23:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:23:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:23:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:23:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:23:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-12-15 13:23:52,298 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-12-15 13:23:52,298 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:23:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:23:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-12-15 13:23:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-12-15 13:23:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:23:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:23:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-12-15 13:23:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-12-15 13:23:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-12-15 13:23:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-12-15 13:23:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:23:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:23:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-12-15 13:23:52,299 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-12-15 13:23:52,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-12-15 13:23:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-12-15 13:23:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-12-15 13:23:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-12-15 13:23:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-12-15 13:23:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-12-15 13:23:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:23:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:23:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-12-15 13:23:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-12-15 13:23:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:23:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:23:52,300 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-12-15 13:23:52,300 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-12-15 13:23:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-15 13:23:52,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-15 13:23:52,306 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-12-15 13:23:52,306 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:23:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-12-15 13:23:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-15 13:23:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:23:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-12-15 13:23:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-12-15 13:23:52,307 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-12-15 13:23:52,307 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-12-15 13:23:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-12-15 13:23:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:23:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:23:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:23:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:23:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-12-15 13:23:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-12-15 13:23:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:23:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:23:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:23:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-12-15 13:23:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-12-15 13:23:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:23:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:23:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:23:52,308 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-12-15 13:23:52,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2021-12-15 13:23:52,309 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-12-15 13:23:52,309 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-15 13:23:52,309 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-12-15 13:23:52,309 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2021-12-15 13:23:52,309 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2021-12-15 13:23:52,309 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-12-15 13:23:52,309 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-12-15 13:23:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-12-15 13:23:52,310 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-12-15 13:23:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:23:52,310 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:23:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-15 13:23:52,310 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-15 13:23:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-12-15 13:23:52,310 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-12-15 13:23:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-12-15 13:23:52,310 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-12-15 13:23:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-12-15 13:23:52,310 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-12-15 13:23:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-12-15 13:23:52,310 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-12-15 13:23:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:23:52,310 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:23:52,310 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:23:52,311 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:23:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 13:23:52,311 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 13:23:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-12-15 13:23:52,311 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-12-15 13:23:52,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:23:52,312 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-12-15 13:23:52,312 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-12-15 13:23:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-12-15 13:23:52,313 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-12-15 13:23:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:23:52,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:23:52,313 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:23:52,313 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:23:53,160 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:23:53,162 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:23:53,214 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:23:53,217 INFO L158 Benchmark]: Toolchain (without parser) took 4889.24ms. Allocated memory was 54.5MB in the beginning and 262.1MB in the end (delta: 207.6MB). Free memory was 29.6MB in the beginning and 94.7MB in the end (delta: -65.1MB). Peak memory consumption was 165.4MB. Max. memory is 16.1GB. [2021-12-15 13:23:53,217 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 44.0MB. Free memory was 26.3MB in the beginning and 26.3MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:23:53,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3076.22ms. Allocated memory was 54.5MB in the beginning and 262.1MB in the end (delta: 207.6MB). Free memory was 29.4MB in the beginning and 149.4MB in the end (delta: -120.1MB). Peak memory consumption was 123.3MB. Max. memory is 16.1GB. [2021-12-15 13:23:53,218 INFO L158 Benchmark]: Boogie Procedure Inliner took 341.14ms. Allocated memory is still 262.1MB. Free memory was 149.4MB in the beginning and 159.9MB in the end (delta: -10.5MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2021-12-15 13:23:53,218 INFO L158 Benchmark]: Boogie Preprocessor took 327.44ms. Allocated memory is still 262.1MB. Free memory was 159.9MB in the beginning and 99.1MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2021-12-15 13:23:53,218 INFO L158 Benchmark]: RCFGBuilder took 1135.63ms. Allocated memory is still 262.1MB. Free memory was 99.1MB in the beginning and 94.7MB in the end (delta: 4.5MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2021-12-15 13:23:53,220 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 44.0MB. Free memory was 26.3MB in the beginning and 26.3MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3076.22ms. Allocated memory was 54.5MB in the beginning and 262.1MB in the end (delta: 207.6MB). Free memory was 29.4MB in the beginning and 149.4MB in the end (delta: -120.1MB). Peak memory consumption was 123.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 341.14ms. Allocated memory is still 262.1MB. Free memory was 149.4MB in the beginning and 159.9MB in the end (delta: -10.5MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 327.44ms. Allocated memory is still 262.1MB. Free memory was 159.9MB in the beginning and 99.1MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1135.63ms. Allocated memory is still 262.1MB. Free memory was 99.1MB in the beginning and 94.7MB in the end (delta: 4.5MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:23:53,273 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable