./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-08_1a-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-08_1a-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 bda3098802797ffc08e15000ad078a436cf195bb22a40ea321a7ea1bbc073e29 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:14:03,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:14:03,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:14:03,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:14:03,180 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:14:03,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:14:03,185 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:14:03,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:14:03,192 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:14:03,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:14:03,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:14:03,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:14:03,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:14:03,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:14:03,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:14:03,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:14:03,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:14:03,212 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:14:03,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:14:03,214 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:14:03,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:14:03,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:14:03,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:14:03,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:14:03,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:14:03,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:14:03,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:14:03,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:14:03,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:14:03,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:14:03,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:14:03,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:14:03,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:14:03,231 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:14:03,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:14:03,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:14:03,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:14:03,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:14:03,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:14:03,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:14:03,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:14:03,236 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:14:03,262 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:14:03,263 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:14:03,263 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:14:03,264 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:14:03,264 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:14:03,265 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:14:03,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:14:03,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:14:03,266 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:14:03,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:14:03,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:14:03,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:14:03,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:14:03,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:14:03,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:14:03,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:14:03,268 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:14:03,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:14:03,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:14:03,268 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:14:03,269 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:14:03,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:14:03,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:14:03,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:14:03,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:14:03,270 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:14:03,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:14:03,271 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:14:03,272 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:14:03,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:14:03,272 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:14:03,272 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bda3098802797ffc08e15000ad078a436cf195bb22a40ea321a7ea1bbc073e29 [2021-12-15 13:14:03,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:14:03,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:14:03,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:14:03,526 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:14:03,527 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:14:03,528 INFO L432 ainManager$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-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:14:03,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b32efe8b9/fc5e04f71b084598b7188b2052745768/FLAG5b6558594 [2021-12-15 13:14:04,392 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:14:04,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:14:04,444 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b32efe8b9/fc5e04f71b084598b7188b2052745768/FLAG5b6558594 [2021-12-15 13:14:04,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b32efe8b9/fc5e04f71b084598b7188b2052745768 [2021-12-15 13:14:04,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:14:04,561 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:14:04,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:14:04,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:14:04,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:14:04,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:14:04" (1/1) ... [2021-12-15 13:14:04,568 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70c12d3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:04, skipping insertion in model container [2021-12-15 13:14:04,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:14:04" (1/1) ... [2021-12-15 13:14:04,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:14:04,719 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:14:06,622 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-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i[353122,353135] [2021-12-15 13:14:06,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:14:06,733 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:14:07,154 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-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i[353122,353135] [2021-12-15 13:14:07,165 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:14:07,309 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:14:07,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07 WrapperNode [2021-12-15 13:14:07,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:14:07,313 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:14:07,313 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:14:07,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:14:07,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07" (1/1) ... [2021-12-15 13:14:07,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07" (1/1) ... [2021-12-15 13:14:07,710 INFO L137 Inliner]: procedures = 247, calls = 4073, calls flagged for inlining = 104, calls inlined = 99, statements flattened = 9462 [2021-12-15 13:14:07,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:14:07,711 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:14:07,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:14:07,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:14:07,719 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07" (1/1) ... [2021-12-15 13:14:07,719 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07" (1/1) ... [2021-12-15 13:14:07,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07" (1/1) ... [2021-12-15 13:14:07,828 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07" (1/1) ... [2021-12-15 13:14:08,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07" (1/1) ... [2021-12-15 13:14:08,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07" (1/1) ... [2021-12-15 13:14:08,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07" (1/1) ... [2021-12-15 13:14:08,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:14:08,361 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:14:08,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:14:08,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:14:08,362 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:07" (1/1) ... [2021-12-15 13:14:08,369 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:14:08,379 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:14:08,429 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 13:14:08,513 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 13:14:08,560 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-15 13:14:08,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-15 13:14:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-12-15 13:14:08,561 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-12-15 13:14:08,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 13:14:08,562 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 13:14:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:14:08,562 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:14:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-15 13:14:08,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:14:08,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:14:08,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:14:08,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:14:08,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:14:08,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:14:08,563 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-12-15 13:14:08,563 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-12-15 13:14:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 13:14:08,564 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 13:14:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-15 13:14:08,564 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-15 13:14:08,564 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:14:08,564 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:14:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-12-15 13:14:08,565 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-12-15 13:14:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-12-15 13:14:08,565 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-12-15 13:14:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:14:08,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:14:08,565 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-12-15 13:14:08,566 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-12-15 13:14:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-12-15 13:14:08,566 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-12-15 13:14:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-15 13:14:08,566 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-15 13:14:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:14:08,566 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:14:08,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:14:08,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:14:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:14:08,567 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:14:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-12-15 13:14:08,567 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-12-15 13:14:08,567 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-12-15 13:14:08,567 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-12-15 13:14:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-12-15 13:14:08,568 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-12-15 13:14:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:14:08,568 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:14:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:14:08,568 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:14:08,568 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-12-15 13:14:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-12-15 13:14:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-12-15 13:14:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-12-15 13:14:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-12-15 13:14:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-12-15 13:14:08,569 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-12-15 13:14:08,569 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-12-15 13:14:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-12-15 13:14:08,570 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-12-15 13:14:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:14:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:14:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-12-15 13:14:08,570 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-12-15 13:14:08,570 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-12-15 13:14:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-12-15 13:14:08,571 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-12-15 13:14:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-12-15 13:14:08,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:14:08,571 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-12-15 13:14:08,571 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-12-15 13:14:08,571 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-12-15 13:14:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-12-15 13:14:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:14:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:14:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:14:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:14:08,572 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-12-15 13:14:08,572 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-12-15 13:14:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-15 13:14:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-15 13:14:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:14:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-12-15 13:14:08,573 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-12-15 13:14:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:14:08,573 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:14:08,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:14:08,574 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:14:08,587 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:14:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:14:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:14:08,588 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-12-15 13:14:08,588 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-12-15 13:14:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:14:08,589 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:14:08,589 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-12-15 13:14:08,590 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-12-15 13:14:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:14:08,590 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:14:08,590 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-12-15 13:14:08,591 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-12-15 13:14:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:14:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-12-15 13:14:08,591 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-12-15 13:14:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:14:08,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:14:08,591 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-12-15 13:14:08,592 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-12-15 13:14:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:14:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:14:08,592 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-12-15 13:14:08,593 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-12-15 13:14:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-12-15 13:14:08,593 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-12-15 13:14:08,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:14:08,593 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:14:08,594 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-12-15 13:14:08,594 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-12-15 13:14:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:14:08,597 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:14:08,597 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-12-15 13:14:08,598 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-12-15 13:14:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-12-15 13:14:08,599 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-12-15 13:14:08,599 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:14:08,599 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:14:08,600 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-12-15 13:14:08,607 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-12-15 13:14:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-15 13:14:08,607 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-15 13:14:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:14:08,607 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:14:08,607 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:14:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-12-15 13:14:08,608 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-12-15 13:14:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-12-15 13:14:08,608 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-12-15 13:14:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-12-15 13:14:08,608 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-12-15 13:14:08,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:14:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:14:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:14:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:14:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-12-15 13:14:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-12-15 13:14:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:14:08,609 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-15 13:14:08,609 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-15 13:14:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:14:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:14:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-12-15 13:14:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-12-15 13:14:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:14:08,610 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:14:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:14:08,610 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-12-15 13:14:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-12-15 13:14:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2021-12-15 13:14:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2021-12-15 13:14:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-12-15 13:14:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-12-15 13:14:08,611 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-15 13:14:08,611 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-15 13:14:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:14:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:14:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-12-15 13:14:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-12-15 13:14:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2021-12-15 13:14:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2021-12-15 13:14:08,612 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-12-15 13:14:08,612 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-12-15 13:14:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-12-15 13:14:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-12-15 13:14:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:14:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:14:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-15 13:14:08,613 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-15 13:14:08,613 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-12-15 13:14:08,614 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-12-15 13:14:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-12-15 13:14:08,614 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-12-15 13:14:08,614 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-12-15 13:14:08,615 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-12-15 13:14:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-12-15 13:14:08,615 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-12-15 13:14:08,615 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:14:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:14:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:14:08,616 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:14:08,616 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 13:14:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 13:14:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-12-15 13:14:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-12-15 13:14:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_6 [2021-12-15 13:14:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_6 [2021-12-15 13:14:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:14:08,617 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-12-15 13:14:08,617 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-12-15 13:14:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-12-15 13:14:08,618 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-12-15 13:14:08,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:14:08,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:14:08,619 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:14:08,619 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:14:09,609 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:14:09,612 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:14:09,668 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:14:09,672 INFO L158 Benchmark]: Toolchain (without parser) took 5110.46ms. Allocated memory was 100.7MB in the beginning and 434.1MB in the end (delta: 333.4MB). Free memory was 55.1MB in the beginning and 305.7MB in the end (delta: -250.6MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. [2021-12-15 13:14:09,673 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:14:09,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2748.90ms. Allocated memory was 100.7MB in the beginning and 213.9MB in the end (delta: 113.2MB). Free memory was 54.6MB in the beginning and 93.1MB in the end (delta: -38.5MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2021-12-15 13:14:09,674 INFO L158 Benchmark]: Boogie Procedure Inliner took 397.67ms. Allocated memory is still 213.9MB. Free memory was 93.1MB in the beginning and 84.7MB in the end (delta: 8.3MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-12-15 13:14:09,674 INFO L158 Benchmark]: Boogie Preprocessor took 647.93ms. Allocated memory is still 213.9MB. Free memory was 84.7MB in the beginning and 86.5MB in the end (delta: -1.7MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2021-12-15 13:14:09,675 INFO L158 Benchmark]: RCFGBuilder took 1309.95ms. Allocated memory was 213.9MB in the beginning and 434.1MB in the end (delta: 220.2MB). Free memory was 86.5MB in the beginning and 305.7MB in the end (delta: -219.2MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2021-12-15 13:14:09,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 83.9MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2748.90ms. Allocated memory was 100.7MB in the beginning and 213.9MB in the end (delta: 113.2MB). Free memory was 54.6MB in the beginning and 93.1MB in the end (delta: -38.5MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 397.67ms. Allocated memory is still 213.9MB. Free memory was 93.1MB in the beginning and 84.7MB in the end (delta: 8.3MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 647.93ms. Allocated memory is still 213.9MB. Free memory was 84.7MB in the beginning and 86.5MB in the end (delta: -1.7MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1309.95ms. Allocated memory was 213.9MB in the beginning and 434.1MB in the end (delta: 220.2MB). Free memory was 86.5MB in the beginning and 305.7MB in the end (delta: -219.2MB). Peak memory consumption was 34.6MB. 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 13:14:09,716 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-08_1a-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 bda3098802797ffc08e15000ad078a436cf195bb22a40ea321a7ea1bbc073e29 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:14:11,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:14:11,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:14:11,698 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:14:11,698 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:14:11,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:14:11,704 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:14:11,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:14:11,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:14:11,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:14:11,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:14:11,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:14:11,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:14:11,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:14:11,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:14:11,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:14:11,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:14:11,732 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:14:11,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:14:11,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:14:11,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:14:11,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:14:11,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:14:11,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:14:11,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:14:11,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:14:11,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:14:11,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:14:11,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:14:11,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:14:11,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:14:11,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:14:11,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:14:11,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:14:11,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:14:11,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:14:11,755 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:14:11,755 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:14:11,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:14:11,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:14:11,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:14:11,759 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:14:11,791 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:14:11,792 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:14:11,793 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:14:11,793 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:14:11,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:14:11,794 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:14:11,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:14:11,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:14:11,795 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:14:11,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:14:11,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:14:11,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:14:11,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:14:11,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:14:11,797 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:14:11,797 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:14:11,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:14:11,798 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:14:11,798 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:14:11,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:14:11,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:14:11,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:14:11,799 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:14:11,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:14:11,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:14:11,809 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:14:11,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:14:11,809 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:14:11,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:14:11,809 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:14:11,810 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:14:11,810 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:14:11,810 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:14:11,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:14:11,811 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bda3098802797ffc08e15000ad078a436cf195bb22a40ea321a7ea1bbc073e29 [2021-12-15 13:14:12,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:14:12,145 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:14:12,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:14:12,150 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:14:12,150 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:14:12,152 INFO L432 ainManager$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-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:14:12,216 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62595027d/5fe924a31e5c41de8818d4cf4bc7d031/FLAG8acffe8b4 [2021-12-15 13:14:12,973 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:14:12,974 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2021-12-15 13:14:13,019 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62595027d/5fe924a31e5c41de8818d4cf4bc7d031/FLAG8acffe8b4 [2021-12-15 13:14:13,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62595027d/5fe924a31e5c41de8818d4cf4bc7d031 [2021-12-15 13:14:13,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:14:13,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:14:13,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:14:13,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:14:13,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:14:13,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:14:13" (1/1) ... [2021-12-15 13:14:13,211 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1322b4d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:13, skipping insertion in model container [2021-12-15 13:14:13,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:14:13" (1/1) ... [2021-12-15 13:14:13,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:14:13,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:14:15,474 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-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i[353122,353135] [2021-12-15 13:14:15,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:14:15,548 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:14:15,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:14:16,126 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i[353122,353135] [2021-12-15 13:14:16,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:14:16,155 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:14:16,581 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-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i[353122,353135] [2021-12-15 13:14:16,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:14:16,681 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:14:16,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16 WrapperNode [2021-12-15 13:14:16,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:14:16,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:14:16,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:14:16,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:14:16,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16" (1/1) ... [2021-12-15 13:14:16,841 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16" (1/1) ... [2021-12-15 13:14:17,009 INFO L137 Inliner]: procedures = 262, calls = 4073, calls flagged for inlining = 104, calls inlined = 99, statements flattened = 9268 [2021-12-15 13:14:17,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:14:17,010 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:14:17,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:14:17,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:14:17,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16" (1/1) ... [2021-12-15 13:14:17,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16" (1/1) ... [2021-12-15 13:14:17,066 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16" (1/1) ... [2021-12-15 13:14:17,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16" (1/1) ... [2021-12-15 13:14:17,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16" (1/1) ... [2021-12-15 13:14:17,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16" (1/1) ... [2021-12-15 13:14:17,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16" (1/1) ... [2021-12-15 13:14:17,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:14:17,430 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:14:17,430 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:14:17,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:14:17,431 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:14:16" (1/1) ... [2021-12-15 13:14:17,437 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:14:17,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:14:17,461 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 13:14:17,482 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 13:14:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-15 13:14:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-15 13:14:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2021-12-15 13:14:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2021-12-15 13:14:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:14:17,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-15 13:14:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-15 13:14:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:14:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:14:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-15 13:14:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:14:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:14:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:14:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:14:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:14:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:14:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:14:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:14:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:14:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2021-12-15 13:14:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2021-12-15 13:14:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 13:14:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 13:14:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-15 13:14:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-15 13:14:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:14:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:14:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-12-15 13:14:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-12-15 13:14:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2021-12-15 13:14:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2021-12-15 13:14:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:14:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:14:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2021-12-15 13:14:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2021-12-15 13:14:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2021-12-15 13:14:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2021-12-15 13:14:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-12-15 13:14:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-12-15 13:14:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:14:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:14:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:14:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:14:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:14:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:14:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2021-12-15 13:14:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2021-12-15 13:14:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-12-15 13:14:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-12-15 13:14:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2021-12-15 13:14:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2021-12-15 13:14:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:14:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:14:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:14:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:14:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2021-12-15 13:14:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2021-12-15 13:14:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2021-12-15 13:14:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2021-12-15 13:14:17,507 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2021-12-15 13:14:17,507 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2021-12-15 13:14:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2021-12-15 13:14:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2021-12-15 13:14:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2021-12-15 13:14:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2021-12-15 13:14:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:14:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-15 13:14:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2021-12-15 13:14:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2021-12-15 13:14:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2021-12-15 13:14:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2021-12-15 13:14:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-12-15 13:14:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-12-15 13:14:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:14:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2021-12-15 13:14:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2021-12-15 13:14:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2021-12-15 13:14:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2021-12-15 13:14:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:14:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:14:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:14:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:14:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2021-12-15 13:14:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2021-12-15 13:14:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-15 13:14:17,512 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-15 13:14:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:14:17,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:14:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:14:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:14:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:14:17,513 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2021-12-15 13:14:17,514 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2021-12-15 13:14:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:14:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:14:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:14:17,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:14:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:14:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:14:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:14:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:14:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:14:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:14:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:14:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2021-12-15 13:14:17,516 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2021-12-15 13:14:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:14:17,516 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:14:17,516 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2021-12-15 13:14:17,516 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2021-12-15 13:14:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-15 13:14:17,518 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-15 13:14:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2021-12-15 13:14:17,520 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2021-12-15 13:14:17,520 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2021-12-15 13:14:17,520 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2021-12-15 13:14:17,521 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:14:17,522 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:14:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2021-12-15 13:14:17,522 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2021-12-15 13:14:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2021-12-15 13:14:17,527 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2021-12-15 13:14:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2021-12-15 13:14:17,527 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2021-12-15 13:14:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:14:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:14:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2021-12-15 13:14:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2021-12-15 13:14:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:14:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2021-12-15 13:14:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-12-15 13:14:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-12-15 13:14:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2021-12-15 13:14:17,528 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2021-12-15 13:14:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:14:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:14:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2021-12-15 13:14:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2021-12-15 13:14:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-15 13:14:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-15 13:14:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:14:17,530 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:14:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:14:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:14:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:14:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2021-12-15 13:14:17,530 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2021-12-15 13:14:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:14:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2021-12-15 13:14:17,531 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2021-12-15 13:14:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2021-12-15 13:14:17,531 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2021-12-15 13:14:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:14:17,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:14:17,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:14:17,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:14:17,532 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-12-15 13:14:17,532 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-12-15 13:14:17,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:14:17,532 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-15 13:14:17,532 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-15 13:14:17,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:14:17,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:14:17,533 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-12-15 13:14:17,533 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-12-15 13:14:17,533 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:14:17,533 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:14:17,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:14:17,533 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2021-12-15 13:14:17,534 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2021-12-15 13:14:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2021-12-15 13:14:17,534 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2021-12-15 13:14:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2021-12-15 13:14:17,534 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2021-12-15 13:14:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-15 13:14:17,534 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-15 13:14:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:14:17,535 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:14:17,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:14:17,535 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2021-12-15 13:14:17,535 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2021-12-15 13:14:17,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:14:17,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:14:17,535 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2021-12-15 13:14:17,535 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2021-12-15 13:14:17,536 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2021-12-15 13:14:17,536 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2021-12-15 13:14:17,536 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2021-12-15 13:14:17,536 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2021-12-15 13:14:17,536 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-15 13:14:17,536 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-15 13:14:17,536 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-15 13:14:17,536 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-15 13:14:17,537 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-12-15 13:14:17,537 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-12-15 13:14:17,537 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2021-12-15 13:14:17,537 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2021-12-15 13:14:17,537 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2021-12-15 13:14:17,537 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2021-12-15 13:14:17,537 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2021-12-15 13:14:17,537 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2021-12-15 13:14:17,537 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-15 13:14:17,538 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-15 13:14:17,538 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:14:17,538 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2021-12-15 13:14:17,538 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 13:14:17,538 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 13:14:17,538 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2021-12-15 13:14:17,538 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2021-12-15 13:14:17,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_6 [2021-12-15 13:14:17,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_6 [2021-12-15 13:14:17,539 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:14:17,539 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2021-12-15 13:14:17,539 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2021-12-15 13:14:17,539 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2021-12-15 13:14:17,539 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2021-12-15 13:14:17,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:14:17,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:14:17,540 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:14:17,540 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:14:18,464 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:14:18,468 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:14:18,573 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:14:18,577 INFO L158 Benchmark]: Toolchain (without parser) took 5371.75ms. Allocated memory was 52.4MB in the beginning and 394.3MB in the end (delta: 341.8MB). Free memory was 24.7MB in the beginning and 198.7MB in the end (delta: -174.0MB). Peak memory consumption was 167.3MB. Max. memory is 16.1GB. [2021-12-15 13:14:18,577 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:14:18,578 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3477.06ms. Allocated memory was 52.4MB in the beginning and 394.3MB in the end (delta: 341.8MB). Free memory was 24.6MB in the beginning and 285.0MB in the end (delta: -260.4MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. [2021-12-15 13:14:18,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 325.71ms. Allocated memory is still 394.3MB. Free memory was 285.0MB in the beginning and 238.8MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-12-15 13:14:18,578 INFO L158 Benchmark]: Boogie Preprocessor took 417.77ms. Allocated memory is still 394.3MB. Free memory was 238.8MB in the beginning and 257.9MB in the end (delta: -19.1MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2021-12-15 13:14:18,579 INFO L158 Benchmark]: RCFGBuilder took 1146.05ms. Allocated memory is still 394.3MB. Free memory was 257.9MB in the beginning and 198.7MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2021-12-15 13:14:18,580 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 52.4MB. Free memory was 34.5MB in the beginning and 34.4MB in the end (delta: 39.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3477.06ms. Allocated memory was 52.4MB in the beginning and 394.3MB in the end (delta: 341.8MB). Free memory was 24.6MB in the beginning and 285.0MB in the end (delta: -260.4MB). Peak memory consumption was 110.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 325.71ms. Allocated memory is still 394.3MB. Free memory was 285.0MB in the beginning and 238.8MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 417.77ms. Allocated memory is still 394.3MB. Free memory was 238.8MB in the beginning and 257.9MB in the end (delta: -19.1MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1146.05ms. Allocated memory is still 394.3MB. Free memory was 257.9MB in the beginning and 198.7MB in the end (delta: 59.2MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:14:18,623 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