./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.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 5257f81555b3bfe28b84a069de5704350960a2d031d6c4979181f2692dbf025e --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:18:41,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:18:41,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:18:41,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:18:41,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:18:41,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:18:41,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:18:41,839 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:18:41,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:18:41,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:18:41,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:18:41,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:18:41,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:18:41,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:18:41,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:18:41,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:18:41,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:18:41,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:18:41,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:18:41,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:18:41,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:18:41,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:18:41,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:18:41,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:18:41,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:18:41,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:18:41,875 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:18:41,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:18:41,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:18:41,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:18:41,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:18:41,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:18:41,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:18:41,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:18:41,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:18:41,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:18:41,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:18:41,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:18:41,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:18:41,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:18:41,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:18:41,884 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:18:41,901 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:18:41,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:18:41,901 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:18:41,902 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:18:41,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:18:41,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:18:41,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:18:41,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:18:41,908 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:18:41,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:18:41,909 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:18:41,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:18:41,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:18:41,910 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:18:41,910 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:18:41,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:18:41,910 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:18:41,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:18:41,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:18:41,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:18:41,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:18:41,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:41,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:18:41,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:18:41,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:18:41,912 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:18:41,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:18:41,912 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:18:41,912 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:18:41,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:18:41,912 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:18:41,912 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5257f81555b3bfe28b84a069de5704350960a2d031d6c4979181f2692dbf025e [2021-12-15 13:18:42,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:18:42,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:18:42,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:18:42,118 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:18:42,127 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:18:42,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point.cil.out.i [2021-12-15 13:18:42,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a28c74af/dff4c11e05cc448e9bbade98482a66eb/FLAG0786a1c2a [2021-12-15 13:18:42,859 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:18:42,860 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point.cil.out.i [2021-12-15 13:18:42,909 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a28c74af/dff4c11e05cc448e9bbade98482a66eb/FLAG0786a1c2a [2021-12-15 13:18:43,203 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a28c74af/dff4c11e05cc448e9bbade98482a66eb [2021-12-15 13:18:43,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:18:43,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:18:43,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:43,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:18:43,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:18:43,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:43" (1/1) ... [2021-12-15 13:18:43,222 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62e5dcb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:43, skipping insertion in model container [2021-12-15 13:18:43,222 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:43" (1/1) ... [2021-12-15 13:18:43,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:18:43,327 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:18:45,342 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point.cil.out.i[348142,348155] [2021-12-15 13:18:45,580 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-15 13:18:45,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:45,609 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:18:45,992 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point.cil.out.i[348142,348155] [2021-12-15 13:18:46,002 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-15 13:18:46,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:46,171 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:18:46,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46 WrapperNode [2021-12-15 13:18:46,171 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:46,173 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:46,173 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:18:46,173 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:18:46,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46" (1/1) ... [2021-12-15 13:18:46,287 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46" (1/1) ... [2021-12-15 13:18:46,551 INFO L137 Inliner]: procedures = 338, calls = 4513, calls flagged for inlining = 145, calls inlined = 135, statements flattened = 9533 [2021-12-15 13:18:46,552 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:46,553 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:18:46,553 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:18:46,553 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:18:46,585 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46" (1/1) ... [2021-12-15 13:18:46,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46" (1/1) ... [2021-12-15 13:18:46,668 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46" (1/1) ... [2021-12-15 13:18:46,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46" (1/1) ... [2021-12-15 13:18:46,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46" (1/1) ... [2021-12-15 13:18:46,933 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46" (1/1) ... [2021-12-15 13:18:46,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46" (1/1) ... [2021-12-15 13:18:47,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:18:47,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:18:47,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:18:47,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:18:47,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:46" (1/1) ... [2021-12-15 13:18:47,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:47,027 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:18:47,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:18:47,068 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:18:47,086 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_print_sense [2021-12-15 13:18:47,086 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_print_sense [2021-12-15 13:18:47,086 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-15 13:18:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-15 13:18:47,087 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-15 13:18:47,087 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-12-15 13:18:47,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-12-15 13:18:47,087 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:18:47,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:18:47,087 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2021-12-15 13:18:47,088 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2021-12-15 13:18:47,088 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:18:47,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:18:47,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:18:47,088 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:18:47,088 INFO L130 BoogieDeclarations]: Found specification of procedure find_partition [2021-12-15 13:18:47,088 INFO L138 BoogieDeclarations]: Found implementation of procedure find_partition [2021-12-15 13:18:47,088 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 13:18:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 13:18:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-15 13:18:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-15 13:18:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 13:18:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 13:18:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:18:47,089 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:18:47,089 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:18:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:18:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-12-15 13:18:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-12-15 13:18:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:18:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:18:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:18:47,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:18:47,090 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-12-15 13:18:47,091 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-12-15 13:18:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:18:47,091 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:18:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:18:47,091 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:18:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure st_int_ioctl [2021-12-15 13:18:47,091 INFO L138 BoogieDeclarations]: Found implementation of procedure st_int_ioctl [2021-12-15 13:18:47,091 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2021-12-15 13:18:47,092 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2021-12-15 13:18:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_densblk [2021-12-15 13:18:47,092 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_densblk [2021-12-15 13:18:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:18:47,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:18:47,092 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-12-15 13:18:47,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-12-15 13:18:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:18:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2021-12-15 13:18:47,093 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2021-12-15 13:18:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_st_ref_mutex [2021-12-15 13:18:47,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_st_ref_mutex [2021-12-15 13:18:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure read_mode_page [2021-12-15 13:18:47,093 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mode_page [2021-12-15 13:18:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-12-15 13:18:47,094 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-12-15 13:18:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:18:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-15 13:18:47,094 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-15 13:18:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-15 13:18:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure st_do_scsi [2021-12-15 13:18:47,094 INFO L138 BoogieDeclarations]: Found implementation of procedure st_do_scsi [2021-12-15 13:18:47,094 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:18:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:18:47,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:18:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:18:47,095 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:18:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:18:47,095 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:18:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_inc [2021-12-15 13:18:47,095 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_inc [2021-12-15 13:18:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-15 13:18:47,096 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-15 13:18:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:18:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure st_release_request [2021-12-15 13:18:47,096 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release_request [2021-12-15 13:18:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:18:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cdevs [2021-12-15 13:18:47,096 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cdevs [2021-12-15 13:18:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-15 13:18:47,097 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-15 13:18:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure get_location [2021-12-15 13:18:47,097 INFO L138 BoogieDeclarations]: Found implementation of procedure get_location [2021-12-15 13:18:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure st_compression [2021-12-15 13:18:47,097 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compression [2021-12-15 13:18:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2021-12-15 13:18:47,097 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2021-12-15 13:18:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:18:47,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:18:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-15 13:18:47,098 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-15 13:18:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:18:47,098 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:18:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:18:47,098 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:18:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure check_tape [2021-12-15 13:18:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tape [2021-12-15 13:18:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:18:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:18:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure switch_partition [2021-12-15 13:18:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_partition [2021-12-15 13:18:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_scsi_tape [2021-12-15 13:18:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_scsi_tape [2021-12-15 13:18:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-15 13:18:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure setup_buffering [2021-12-15 13:18:47,100 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_buffering [2021-12-15 13:18:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:18:47,100 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:18:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_put [2021-12-15 13:18:47,100 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_put [2021-12-15 13:18:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-15 13:18:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2021-12-15 13:18:47,101 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2021-12-15 13:18:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure st_log_options [2021-12-15 13:18:47,101 INFO L138 BoogieDeclarations]: Found implementation of procedure st_log_options [2021-12-15 13:18:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:18:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure create_one_cdev [2021-12-15 13:18:47,101 INFO L138 BoogieDeclarations]: Found implementation of procedure create_one_cdev [2021-12-15 13:18:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure queue_dma_alignment [2021-12-15 13:18:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_dma_alignment [2021-12-15 13:18:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure do_load_unload [2021-12-15 13:18:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure do_load_unload [2021-12-15 13:18:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush_write_buffer [2021-12-15 13:18:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush_write_buffer [2021-12-15 13:18:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:18:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:18:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure enlarge_buffer [2021-12-15 13:18:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure enlarge_buffer [2021-12-15 13:18:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-12-15 13:18:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-12-15 13:18:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure st_chk_result [2021-12-15 13:18:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure st_chk_result [2021-12-15 13:18:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:18:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:18:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure write_behind_check [2021-12-15 13:18:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure write_behind_check [2021-12-15 13:18:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:18:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:18:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:18:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-15 13:18:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-15 13:18:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:18:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:18:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-15 13:18:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-15 13:18:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:18:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:18:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_st_ref_mutex [2021-12-15 13:18:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_st_ref_mutex [2021-12-15 13:18:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:18:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:18:47,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:18:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:18:47,106 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:18:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:18:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure deb_space_print [2021-12-15 13:18:47,106 INFO L138 BoogieDeclarations]: Found implementation of procedure deb_space_print [2021-12-15 13:18:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:18:47,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:18:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2021-12-15 13:18:47,107 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2021-12-15 13:18:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-15 13:18:47,107 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-15 13:18:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:18:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:18:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2021-12-15 13:18:47,107 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2021-12-15 13:18:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure release_buffering [2021-12-15 13:18:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure release_buffering [2021-12-15 13:18:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-15 13:18:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-15 13:18:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-12-15 13:18:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-12-15 13:18:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_page [2021-12-15 13:18:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_page [2021-12-15 13:18:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush [2021-12-15 13:18:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush [2021-12-15 13:18:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:18:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:18:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure rw_checks [2021-12-15 13:18:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rw_checks [2021-12-15 13:18:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 13:18:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 13:18:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-12-15 13:18:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-12-15 13:18:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2021-12-15 13:18:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2021-12-15 13:18:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure st_write [2021-12-15 13:18:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure st_write [2021-12-15 13:18:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:18:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:18:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:18:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_get_device [2021-12-15 13:18:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_get_device [2021-12-15 13:18:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure set_location [2021-12-15 13:18:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure set_location [2021-12-15 13:18:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:18:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:18:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:18:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:18:48,053 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:18:48,055 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:18:48,126 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:18:48,130 INFO L158 Benchmark]: Toolchain (without parser) took 4913.63ms. Allocated memory was 98.6MB in the beginning and 291.5MB in the end (delta: 192.9MB). Free memory was 73.3MB in the beginning and 157.9MB in the end (delta: -84.6MB). Peak memory consumption was 160.4MB. Max. memory is 16.1GB. [2021-12-15 13:18:48,130 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:18:48,131 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2953.73ms. Allocated memory was 98.6MB in the beginning and 169.9MB in the end (delta: 71.3MB). Free memory was 73.3MB in the beginning and 64.9MB in the end (delta: 8.4MB). Peak memory consumption was 93.6MB. Max. memory is 16.1GB. [2021-12-15 13:18:48,131 INFO L158 Benchmark]: Boogie Procedure Inliner took 379.98ms. Allocated memory is still 169.9MB. Free memory was 64.9MB in the beginning and 69.9MB in the end (delta: -4.9MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2021-12-15 13:18:48,132 INFO L158 Benchmark]: Boogie Preprocessor took 455.13ms. Allocated memory was 169.9MB in the beginning and 291.5MB in the end (delta: 121.6MB). Free memory was 69.9MB in the beginning and 156.6MB in the end (delta: -86.7MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2021-12-15 13:18:48,132 INFO L158 Benchmark]: RCFGBuilder took 1119.02ms. Allocated memory is still 291.5MB. Free memory was 156.6MB in the beginning and 157.9MB in the end (delta: -1.4MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2021-12-15 13:18:48,134 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 75.5MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2953.73ms. Allocated memory was 98.6MB in the beginning and 169.9MB in the end (delta: 71.3MB). Free memory was 73.3MB in the beginning and 64.9MB in the end (delta: 8.4MB). Peak memory consumption was 93.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 379.98ms. Allocated memory is still 169.9MB. Free memory was 64.9MB in the beginning and 69.9MB in the end (delta: -4.9MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 455.13ms. Allocated memory was 169.9MB in the beginning and 291.5MB in the end (delta: 121.6MB). Free memory was 69.9MB in the beginning and 156.6MB in the end (delta: -86.7MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1119.02ms. Allocated memory is still 291.5MB. Free memory was 156.6MB in the beginning and 157.9MB in the end (delta: -1.4MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:18:48,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.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 5257f81555b3bfe28b84a069de5704350960a2d031d6c4979181f2692dbf025e --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:18:49,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:18:49,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:18:49,993 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:18:49,994 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:18:49,995 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:18:49,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:18:49,997 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:18:49,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:18:50,000 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:18:50,001 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:18:50,003 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:18:50,005 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:18:50,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:18:50,008 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:18:50,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:18:50,010 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:18:50,011 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:18:50,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:18:50,016 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:18:50,019 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:18:50,020 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:18:50,021 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:18:50,024 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:18:50,026 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:18:50,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:18:50,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:18:50,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:18:50,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:18:50,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:18:50,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:18:50,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:18:50,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:18:50,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:18:50,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:18:50,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:18:50,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:18:50,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:18:50,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:18:50,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:18:50,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:18:50,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:18:50,067 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:18:50,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:18:50,068 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:18:50,068 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:18:50,069 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:18:50,069 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:18:50,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:18:50,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:18:50,070 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:18:50,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:18:50,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:18:50,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:18:50,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:18:50,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:18:50,071 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:18:50,071 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:18:50,071 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:18:50,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:18:50,072 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:18:50,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:18:50,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:18:50,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:18:50,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:18:50,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:50,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:18:50,087 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:18:50,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:18:50,088 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:18:50,088 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:18:50,088 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:18:50,088 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:18:50,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:18:50,089 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:18:50,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:18:50,089 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5257f81555b3bfe28b84a069de5704350960a2d031d6c4979181f2692dbf025e [2021-12-15 13:18:50,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:18:50,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:18:50,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:18:50,373 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:18:50,375 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:18:50,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point.cil.out.i [2021-12-15 13:18:50,424 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6907308d/65ceeefc98a74246be350b76058003bb/FLAG08da97f17 [2021-12-15 13:18:51,176 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:18:51,177 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point.cil.out.i [2021-12-15 13:18:51,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6907308d/65ceeefc98a74246be350b76058003bb/FLAG08da97f17 [2021-12-15 13:18:51,260 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6907308d/65ceeefc98a74246be350b76058003bb [2021-12-15 13:18:51,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:18:51,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:18:51,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:51,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:18:51,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:18:51,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:51" (1/1) ... [2021-12-15 13:18:51,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58dfb038 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:51, skipping insertion in model container [2021-12-15 13:18:51,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:18:51" (1/1) ... [2021-12-15 13:18:51,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:18:51,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:18:53,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point.cil.out.i[348142,348155] [2021-12-15 13:18:53,850 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-15 13:18:53,859 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:53,904 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:18:53,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:18:54,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point.cil.out.i[348142,348155] [2021-12-15 13:18:54,341 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-15 13:18:54,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:54,384 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:18:54,842 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--scsi--st.ko-entry_point.cil.out.i[348142,348155] [2021-12-15 13:18:54,854 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-15 13:18:54,857 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:18:54,956 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:18:54,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54 WrapperNode [2021-12-15 13:18:54,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:18:54,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:54,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:18:54,959 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:18:54,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54" (1/1) ... [2021-12-15 13:18:55,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54" (1/1) ... [2021-12-15 13:18:55,341 INFO L137 Inliner]: procedures = 353, calls = 4513, calls flagged for inlining = 145, calls inlined = 135, statements flattened = 9327 [2021-12-15 13:18:55,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:18:55,344 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:18:55,344 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:18:55,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:18:55,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54" (1/1) ... [2021-12-15 13:18:55,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54" (1/1) ... [2021-12-15 13:18:55,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54" (1/1) ... [2021-12-15 13:18:55,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54" (1/1) ... [2021-12-15 13:18:55,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54" (1/1) ... [2021-12-15 13:18:55,582 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54" (1/1) ... [2021-12-15 13:18:55,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54" (1/1) ... [2021-12-15 13:18:55,666 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:18:55,667 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:18:55,667 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:18:55,667 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:18:55,668 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:18:54" (1/1) ... [2021-12-15 13:18:55,673 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:18:55,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:18:55,706 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:18:55,842 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:18:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_print_sense [2021-12-15 13:18:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_print_sense [2021-12-15 13:18:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-15 13:18:55,855 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-15 13:18:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:18:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-12-15 13:18:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:18:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:18:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-12-15 13:18:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-12-15 13:18:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-15 13:18:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:18:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-15 13:18:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2021-12-15 13:18:55,856 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2021-12-15 13:18:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:18:55,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:18:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:18:55,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:18:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure find_partition [2021-12-15 13:18:55,857 INFO L138 BoogieDeclarations]: Found implementation of procedure find_partition [2021-12-15 13:18:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-15 13:18:55,857 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-15 13:18:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2021-12-15 13:18:55,857 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2021-12-15 13:18:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-15 13:18:55,858 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-15 13:18:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:18:55,858 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:18:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:18:55,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:18:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-12-15 13:18:55,859 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-12-15 13:18:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:18:55,859 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:18:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:18:55,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:18:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2021-12-15 13:18:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2021-12-15 13:18:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 13:18:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 13:18:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:18:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:18:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure st_int_ioctl [2021-12-15 13:18:55,860 INFO L138 BoogieDeclarations]: Found implementation of procedure st_int_ioctl [2021-12-15 13:18:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2021-12-15 13:18:55,861 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2021-12-15 13:18:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_densblk [2021-12-15 13:18:55,862 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_densblk [2021-12-15 13:18:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:18:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:18:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-12-15 13:18:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-12-15 13:18:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:18:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2021-12-15 13:18:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2021-12-15 13:18:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_st_ref_mutex [2021-12-15 13:18:55,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_st_ref_mutex [2021-12-15 13:18:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure read_mode_page [2021-12-15 13:18:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mode_page [2021-12-15 13:18:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2021-12-15 13:18:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2021-12-15 13:18:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:18:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-15 13:18:55,864 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-15 13:18:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-15 13:18:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure st_do_scsi [2021-12-15 13:18:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure st_do_scsi [2021-12-15 13:18:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-15 13:18:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:18:55,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:18:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-15 13:18:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-15 13:18:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-15 13:18:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-15 13:18:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_inc [2021-12-15 13:18:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_inc [2021-12-15 13:18:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2021-12-15 13:18:55,866 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2021-12-15 13:18:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:18:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:18:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:18:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:18:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:18:55,867 INFO L130 BoogieDeclarations]: Found specification of procedure st_release_request [2021-12-15 13:18:55,867 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release_request [2021-12-15 13:18:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:18:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cdevs [2021-12-15 13:18:55,868 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cdevs [2021-12-15 13:18:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:18:55,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:18:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-15 13:18:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-15 13:18:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:18:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure get_location [2021-12-15 13:18:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure get_location [2021-12-15 13:18:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:18:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure st_compression [2021-12-15 13:18:55,869 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compression [2021-12-15 13:18:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2021-12-15 13:18:55,870 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2021-12-15 13:18:55,870 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-15 13:18:55,870 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-15 13:18:55,870 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-12-15 13:18:55,870 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-12-15 13:18:55,870 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:18:55,870 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:18:55,871 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-15 13:18:55,871 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-15 13:18:55,873 INFO L130 BoogieDeclarations]: Found specification of procedure check_tape [2021-12-15 13:18:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tape [2021-12-15 13:18:55,873 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-15 13:18:55,873 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-15 13:18:55,874 INFO L130 BoogieDeclarations]: Found specification of procedure switch_partition [2021-12-15 13:18:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_partition [2021-12-15 13:18:55,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_scsi_tape [2021-12-15 13:18:55,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_scsi_tape [2021-12-15 13:18:55,875 INFO L130 BoogieDeclarations]: Found specification of procedure setup_buffering [2021-12-15 13:18:55,879 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_buffering [2021-12-15 13:18:55,879 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:18:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:18:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_put [2021-12-15 13:18:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_put [2021-12-15 13:18:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2021-12-15 13:18:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2021-12-15 13:18:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure st_log_options [2021-12-15 13:18:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure st_log_options [2021-12-15 13:18:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure create_one_cdev [2021-12-15 13:18:55,880 INFO L138 BoogieDeclarations]: Found implementation of procedure create_one_cdev [2021-12-15 13:18:55,880 INFO L130 BoogieDeclarations]: Found specification of procedure queue_dma_alignment [2021-12-15 13:18:55,881 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_dma_alignment [2021-12-15 13:18:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure do_load_unload [2021-12-15 13:18:55,881 INFO L138 BoogieDeclarations]: Found implementation of procedure do_load_unload [2021-12-15 13:18:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush_write_buffer [2021-12-15 13:18:55,881 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush_write_buffer [2021-12-15 13:18:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-15 13:18:55,881 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-15 13:18:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure enlarge_buffer [2021-12-15 13:18:55,881 INFO L138 BoogieDeclarations]: Found implementation of procedure enlarge_buffer [2021-12-15 13:18:55,881 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2021-12-15 13:18:55,881 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2021-12-15 13:18:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure st_chk_result [2021-12-15 13:18:55,882 INFO L138 BoogieDeclarations]: Found implementation of procedure st_chk_result [2021-12-15 13:18:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:18:55,882 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:18:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure write_behind_check [2021-12-15 13:18:55,882 INFO L138 BoogieDeclarations]: Found implementation of procedure write_behind_check [2021-12-15 13:18:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-15 13:18:55,882 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-15 13:18:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-15 13:18:55,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-15 13:18:55,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-15 13:18:55,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-15 13:18:55,883 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-15 13:18:55,883 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-15 13:18:55,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:18:55,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:18:55,883 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-15 13:18:55,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-15 13:18:55,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:18:55,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:18:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_st_ref_mutex [2021-12-15 13:18:55,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_st_ref_mutex [2021-12-15 13:18:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:18:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-15 13:18:55,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-15 13:18:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-15 13:18:55,884 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-15 13:18:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:18:55,884 INFO L130 BoogieDeclarations]: Found specification of procedure deb_space_print [2021-12-15 13:18:55,884 INFO L138 BoogieDeclarations]: Found implementation of procedure deb_space_print [2021-12-15 13:18:55,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-15 13:18:55,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-15 13:18:55,885 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2021-12-15 13:18:55,885 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2021-12-15 13:18:55,885 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-15 13:18:55,885 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-15 13:18:55,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:18:55,886 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:18:55,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-15 13:18:55,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-15 13:18:55,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-15 13:18:55,886 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2021-12-15 13:18:55,886 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2021-12-15 13:18:55,886 INFO L130 BoogieDeclarations]: Found specification of procedure release_buffering [2021-12-15 13:18:55,886 INFO L138 BoogieDeclarations]: Found implementation of procedure release_buffering [2021-12-15 13:18:55,886 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-12-15 13:18:55,887 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-12-15 13:18:55,887 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2021-12-15 13:18:55,887 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2021-12-15 13:18:55,887 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_page [2021-12-15 13:18:55,887 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_page [2021-12-15 13:18:55,887 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush [2021-12-15 13:18:55,887 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush [2021-12-15 13:18:55,887 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-15 13:18:55,887 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-15 13:18:55,887 INFO L130 BoogieDeclarations]: Found specification of procedure rw_checks [2021-12-15 13:18:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure rw_checks [2021-12-15 13:18:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-12-15 13:18:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-12-15 13:18:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-12-15 13:18:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-12-15 13:18:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2021-12-15 13:18:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2021-12-15 13:18:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure st_write [2021-12-15 13:18:55,888 INFO L138 BoogieDeclarations]: Found implementation of procedure st_write [2021-12-15 13:18:55,888 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-15 13:18:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-15 13:18:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-15 13:18:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_get_device [2021-12-15 13:18:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_get_device [2021-12-15 13:18:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure set_location [2021-12-15 13:18:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure set_location [2021-12-15 13:18:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:18:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:18:55,889 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:18:55,889 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:18:56,833 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:18:56,836 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:18:56,990 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:18:56,997 INFO L158 Benchmark]: Toolchain (without parser) took 5731.26ms. Allocated memory was 58.7MB in the beginning and 377.5MB in the end (delta: 318.8MB). Free memory was 32.0MB in the beginning and 201.3MB in the end (delta: -169.4MB). Peak memory consumption was 196.8MB. Max. memory is 16.1GB. [2021-12-15 13:18:56,999 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 48.2MB. Free memory was 30.2MB in the beginning and 30.1MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:18:57,000 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3690.45ms. Allocated memory was 58.7MB in the beginning and 211.8MB in the end (delta: 153.1MB). Free memory was 31.8MB in the beginning and 81.1MB in the end (delta: -49.2MB). Peak memory consumption was 117.9MB. Max. memory is 16.1GB. [2021-12-15 13:18:57,001 INFO L158 Benchmark]: Boogie Procedure Inliner took 384.70ms. Allocated memory was 211.8MB in the beginning and 377.5MB in the end (delta: 165.7MB). Free memory was 81.1MB in the beginning and 251.1MB in the end (delta: -170.0MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2021-12-15 13:18:57,001 INFO L158 Benchmark]: Boogie Preprocessor took 322.29ms. Allocated memory is still 377.5MB. Free memory was 251.1MB in the beginning and 188.2MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2021-12-15 13:18:57,003 INFO L158 Benchmark]: RCFGBuilder took 1328.67ms. Allocated memory is still 377.5MB. Free memory was 188.2MB in the beginning and 201.3MB in the end (delta: -13.2MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2021-12-15 13:18:57,005 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 48.2MB. Free memory was 30.2MB in the beginning and 30.1MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3690.45ms. Allocated memory was 58.7MB in the beginning and 211.8MB in the end (delta: 153.1MB). Free memory was 31.8MB in the beginning and 81.1MB in the end (delta: -49.2MB). Peak memory consumption was 117.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 384.70ms. Allocated memory was 211.8MB in the beginning and 377.5MB in the end (delta: 165.7MB). Free memory was 81.1MB in the beginning and 251.1MB in the end (delta: -170.0MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 322.29ms. Allocated memory is still 377.5MB. Free memory was 251.1MB in the beginning and 188.2MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1328.67ms. Allocated memory is still 377.5MB. Free memory was 188.2MB in the beginning and 201.3MB in the end (delta: -13.2MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:18:57,040 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