/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SHALLOWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 08:27:30,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 08:27:30,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 08:27:30,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 08:27:30,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 08:27:30,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 08:27:30,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 08:27:30,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 08:27:30,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 08:27:30,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 08:27:30,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 08:27:30,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 08:27:30,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 08:27:30,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 08:27:30,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 08:27:30,784 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 08:27:30,785 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 08:27:30,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 08:27:30,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 08:27:30,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 08:27:30,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 08:27:30,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 08:27:30,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 08:27:30,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 08:27:30,827 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 08:27:30,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 08:27:30,831 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 08:27:30,852 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 08:27:30,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 08:27:30,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 08:27:30,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 08:27:30,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 08:27:30,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 08:27:30,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 08:27:30,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 08:27:30,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 08:27:30,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 08:27:30,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 08:27:30,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 08:27:30,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 08:27:30,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 08:27:30,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-27 08:27:30,890 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 08:27:30,890 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 08:27:30,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 08:27:30,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 08:27:30,892 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 08:27:30,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 08:27:30,893 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 08:27:30,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 08:27:30,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 08:27:30,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 08:27:30,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 08:27:30,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 08:27:30,894 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 08:27:30,895 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 08:27:30,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 08:27:30,895 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 08:27:30,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 08:27:30,896 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 08:27:30,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 08:27:30,896 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 08:27:30,896 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 08:27:30,897 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 08:27:30,897 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 08:27:30,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 08:27:30,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 08:27:30,898 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 08:27:30,898 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-27 08:27:30,898 INFO L138 SettingsManager]: * To the following directory=dump/ 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-2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 08:27:31,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 08:27:31,347 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 08:27:31,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 08:27:31,352 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 08:27:31,353 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 08:27:31,354 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2020-10-27 08:27:31,435 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9c2d24d1e/556c9c7baee0499d8ced3a165f368dcb/FLAG6d84e2a56 [2020-10-27 08:27:32,476 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 08:27:32,477 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2020-10-27 08:27:32,521 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9c2d24d1e/556c9c7baee0499d8ced3a165f368dcb/FLAG6d84e2a56 [2020-10-27 08:27:32,911 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9c2d24d1e/556c9c7baee0499d8ced3a165f368dcb [2020-10-27 08:27:32,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 08:27:32,921 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 08:27:32,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 08:27:32,923 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 08:27:32,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 08:27:32,928 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:27:32" (1/1) ... [2020-10-27 08:27:32,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab7df9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:32, skipping insertion in model container [2020-10-27 08:27:32,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 08:27:32" (1/1) ... [2020-10-27 08:27:32,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 08:27:33,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 08:27:35,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 08:27:35,693 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 08:27:36,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 08:27:36,984 INFO L208 MainTranslator]: Completed translation [2020-10-27 08:27:36,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:36 WrapperNode [2020-10-27 08:27:36,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 08:27:36,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 08:27:36,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 08:27:36,986 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 08:27:37,000 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:36" (1/1) ... [2020-10-27 08:27:37,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:36" (1/1) ... [2020-10-27 08:27:37,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:36" (1/1) ... [2020-10-27 08:27:37,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:36" (1/1) ... [2020-10-27 08:27:37,383 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:36" (1/1) ... [2020-10-27 08:27:37,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:36" (1/1) ... [2020-10-27 08:27:37,493 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:36" (1/1) ... [2020-10-27 08:27:37,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 08:27:37,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 08:27:37,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 08:27:37,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 08:27:37,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:36" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 08:27:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 08:27:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 08:27:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 08:27:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-27 08:27:37,645 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 08:27:37,646 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-27 08:27:37,646 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2020-10-27 08:27:37,646 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-27 08:27:37,647 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-10-27 08:27:37,647 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-10-27 08:27:37,647 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2020-10-27 08:27:37,647 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2020-10-27 08:27:37,648 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2020-10-27 08:27:37,648 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2020-10-27 08:27:37,648 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2020-10-27 08:27:37,649 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2020-10-27 08:27:37,649 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2020-10-27 08:27:37,651 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-27 08:27:37,652 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-27 08:27:37,652 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2020-10-27 08:27:37,652 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2020-10-27 08:27:37,652 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2020-10-27 08:27:37,652 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2020-10-27 08:27:37,652 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2020-10-27 08:27:37,652 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2020-10-27 08:27:37,653 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2020-10-27 08:27:37,653 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2020-10-27 08:27:37,653 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2020-10-27 08:27:37,653 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2020-10-27 08:27:37,653 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2020-10-27 08:27:37,653 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPageDirty [2020-10-27 08:27:37,654 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2020-10-27 08:27:37,654 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 08:27:37,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-27 08:27:37,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-27 08:27:37,654 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-27 08:27:37,654 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-27 08:27:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-27 08:27:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-10-27 08:27:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-27 08:27:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_segments [2020-10-27 08:27:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_dma_alignment [2020-10-27 08:27:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_preload_end [2020-10-27 08:27:37,655 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2020-10-27 08:27:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_get [2020-10-27 08:27:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_put [2020-10-27 08:27:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure st_incompatible [2020-10-27 08:27:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2020-10-27 08:27:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure st_analyze_sense [2020-10-27 08:27:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure st_chk_result [2020-10-27 08:27:37,656 INFO L138 BoogieDeclarations]: Found implementation of procedure st_allocate_request [2020-10-27 08:27:37,657 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release_request [2020-10-27 08:27:37,657 INFO L138 BoogieDeclarations]: Found implementation of procedure st_scsi_execute_end [2020-10-27 08:27:37,657 INFO L138 BoogieDeclarations]: Found implementation of procedure st_scsi_execute [2020-10-27 08:27:37,657 INFO L138 BoogieDeclarations]: Found implementation of procedure st_do_scsi [2020-10-27 08:27:37,657 INFO L138 BoogieDeclarations]: Found implementation of procedure write_behind_check [2020-10-27 08:27:37,658 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2020-10-27 08:27:37,658 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush_write_buffer [2020-10-27 08:27:37,659 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_buffer [2020-10-27 08:27:37,659 INFO L138 BoogieDeclarations]: Found implementation of procedure set_mode_densblk [2020-10-27 08:27:37,659 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2020-10-27 08:27:37,659 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_state [2020-10-27 08:27:37,660 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ready [2020-10-27 08:27:37,660 INFO L138 BoogieDeclarations]: Found implementation of procedure check_tape [2020-10-27 08:27:37,660 INFO L138 BoogieDeclarations]: Found implementation of procedure st_open [2020-10-27 08:27:37,660 INFO L138 BoogieDeclarations]: Found implementation of procedure st_flush [2020-10-27 08:27:37,660 INFO L138 BoogieDeclarations]: Found implementation of procedure st_release [2020-10-27 08:27:37,660 INFO L138 BoogieDeclarations]: Found implementation of procedure rw_checks [2020-10-27 08:27:37,660 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_buffering [2020-10-27 08:27:37,661 INFO L138 BoogieDeclarations]: Found implementation of procedure release_buffering [2020-10-27 08:27:37,661 INFO L138 BoogieDeclarations]: Found implementation of procedure st_write [2020-10-27 08:27:37,661 INFO L138 BoogieDeclarations]: Found implementation of procedure read_tape [2020-10-27 08:27:37,662 INFO L138 BoogieDeclarations]: Found implementation of procedure st_read [2020-10-27 08:27:37,662 INFO L138 BoogieDeclarations]: Found implementation of procedure st_set_options [2020-10-27 08:27:37,663 INFO L138 BoogieDeclarations]: Found implementation of procedure read_mode_page [2020-10-27 08:27:37,663 INFO L138 BoogieDeclarations]: Found implementation of procedure write_mode_page [2020-10-27 08:27:37,663 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compression [2020-10-27 08:27:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure do_load_unload [2020-10-27 08:27:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure st_int_ioctl [2020-10-27 08:27:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure get_location [2020-10-27 08:27:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure set_location [2020-10-27 08:27:37,664 INFO L138 BoogieDeclarations]: Found implementation of procedure find_partition [2020-10-27 08:27:37,665 INFO L138 BoogieDeclarations]: Found implementation of procedure switch_partition [2020-10-27 08:27:37,665 INFO L138 BoogieDeclarations]: Found implementation of procedure nbr_partitions [2020-10-27 08:27:37,665 INFO L138 BoogieDeclarations]: Found implementation of procedure partition_tape [2020-10-27 08:27:37,665 INFO L138 BoogieDeclarations]: Found implementation of procedure st_ioctl [2020-10-27 08:27:37,666 INFO L138 BoogieDeclarations]: Found implementation of procedure st_compat_ioctl [2020-10-27 08:27:37,666 INFO L138 BoogieDeclarations]: Found implementation of procedure new_tape_buffer [2020-10-27 08:27:37,667 INFO L138 BoogieDeclarations]: Found implementation of procedure enlarge_buffer [2020-10-27 08:27:37,667 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_buffer [2020-10-27 08:27:37,667 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2020-10-27 08:27:37,667 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2020-10-27 08:27:37,667 INFO L138 BoogieDeclarations]: Found implementation of procedure from_buffer [2020-10-27 08:27:37,667 INFO L138 BoogieDeclarations]: Found implementation of procedure move_buffer_data [2020-10-27 08:27:37,667 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_options [2020-10-27 08:27:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure create_one_cdev [2020-10-27 08:27:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure create_cdevs [2020-10-27 08:27:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_cdevs [2020-10-27 08:27:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure st_probe [2020-10-27 08:27:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure st_remove [2020-10-27 08:27:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_tape_release [2020-10-27 08:27:37,668 INFO L138 BoogieDeclarations]: Found implementation of procedure init_st [2020-10-27 08:27:37,669 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_st [2020-10-27 08:27:37,669 INFO L138 BoogieDeclarations]: Found implementation of procedure st_try_direct_io_show [2020-10-27 08:27:37,669 INFO L138 BoogieDeclarations]: Found implementation of procedure st_fixed_buffer_size_show [2020-10-27 08:27:37,669 INFO L138 BoogieDeclarations]: Found implementation of procedure st_max_sg_segs_show [2020-10-27 08:27:37,669 INFO L138 BoogieDeclarations]: Found implementation of procedure st_version_show [2020-10-27 08:27:37,670 INFO L138 BoogieDeclarations]: Found implementation of procedure do_create_sysfs_files [2020-10-27 08:27:37,670 INFO L138 BoogieDeclarations]: Found implementation of procedure do_remove_sysfs_files [2020-10-27 08:27:37,670 INFO L138 BoogieDeclarations]: Found implementation of procedure defined_show [2020-10-27 08:27:37,670 INFO L138 BoogieDeclarations]: Found implementation of procedure default_blksize_show [2020-10-27 08:27:37,670 INFO L138 BoogieDeclarations]: Found implementation of procedure default_density_show [2020-10-27 08:27:37,671 INFO L138 BoogieDeclarations]: Found implementation of procedure default_compression_show [2020-10-27 08:27:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure options_show [2020-10-27 08:27:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure sgl_map_user_pages [2020-10-27 08:27:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure sgl_unmap_user_pages [2020-10-27 08:27:37,672 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 08:27:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-27 08:27:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-27 08:27:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-27 08:27:37,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-27 08:27:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-27 08:27:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-27 08:27:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-27 08:27:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2020-10-27 08:27:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-27 08:27:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_10 [2020-10-27 08:27:37,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-10-27 08:27:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_12 [2020-10-27 08:27:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2020-10-27 08:27:37,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_14 [2020-10-27 08:27:37,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2020-10-27 08:27:37,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2020-10-27 08:27:37,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2020-10-27 08:27:37,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2020-10-27 08:27:37,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-27 08:27:37,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-27 08:27:37,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-27 08:27:37,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-27 08:27:37,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-27 08:27:37,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-27 08:27:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-27 08:27:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-27 08:27:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-27 08:27:37,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2020-10-27 08:27:37,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_scsi_tape [2020-10-27 08:27:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_scsi_tape [2020-10-27 08:27:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_scsi_tape [2020-10-27 08:27:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_scsi_tape [2020-10-27 08:27:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_scsi_tape [2020-10-27 08:27:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_scsi_tape [2020-10-27 08:27:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-27 08:27:37,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-27 08:27:37,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-27 08:27:37,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-27 08:27:37,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-27 08:27:37,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-27 08:27:37,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-27 08:27:37,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_st_ref_mutex [2020-10-27 08:27:37,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_st_ref_mutex [2020-10-27 08:27:37,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_st_ref_mutex [2020-10-27 08:27:37,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_st_ref_mutex [2020-10-27 08:27:37,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_st_ref_mutex [2020-10-27 08:27:37,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_st_ref_mutex [2020-10-27 08:27:37,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_st_ref_mutex [2020-10-27 08:27:37,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-27 08:27:37,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-27 08:27:37,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_put_request [2020-10-27 08:27:37,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_register [2020-10-27 08:27:37,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2020-10-27 08:27:37,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-27 08:27:37,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-10-27 08:27:37,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_print_sense [2020-10-27 08:27:37,695 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-10-27 08:27:37,695 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-27 08:27:37,695 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-27 08:27:37,695 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-27 08:27:37,695 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2020-10-27 08:27:37,695 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2020-10-27 08:27:37,696 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq_nowait [2020-10-27 08:27:37,696 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_get_queue [2020-10-27 08:27:37,696 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_get_request [2020-10-27 08:27:37,696 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_put_queue [2020-10-27 08:27:37,696 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_put_request [2020-10-27 08:27:37,696 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_rq_timeout [2020-10-27 08:27:37,696 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_map_user [2020-10-27 08:27:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_unmap_user [2020-10-27 08:27:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-27 08:27:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2020-10-27 08:27:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_alloc [2020-10-27 08:27:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2020-10-27 08:27:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2020-10-27 08:27:37,697 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2020-10-27 08:27:37,698 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-10-27 08:27:37,698 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-27 08:27:37,698 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-10-27 08:27:37,698 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-27 08:27:37,698 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2020-10-27 08:27:37,698 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2020-10-27 08:27:37,698 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2020-10-27 08:27:37,698 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2020-10-27 08:27:37,699 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2020-10-27 08:27:37,699 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2020-10-27 08:27:37,699 INFO L138 BoogieDeclarations]: Found implementation of procedure get_user_pages [2020-10-27 08:27:37,699 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_alloc [2020-10-27 08:27:37,699 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find_slowpath [2020-10-27 08:27:37,699 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_preload [2020-10-27 08:27:37,699 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2020-10-27 08:27:37,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-10-27 08:27:37,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-10-27 08:27:37,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-10-27 08:27:37,700 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2020-10-27 08:27:37,700 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-27 08:27:37,700 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2020-10-27 08:27:37,700 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-27 08:27:37,700 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2020-10-27 08:27:37,701 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-27 08:27:37,701 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-27 08:27:37,701 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-27 08:27:37,701 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2020-10-27 08:27:37,701 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2020-10-27 08:27:37,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2020-10-27 08:27:37,701 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lockdep_current_cpu_online [2020-10-27 08:27:37,701 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev_region [2020-10-27 08:27:37,702 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_get_device [2020-10-27 08:27:37,702 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2020-10-27 08:27:37,702 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2020-10-27 08:27:37,702 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2020-10-27 08:27:37,702 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_get [2020-10-27 08:27:37,702 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2020-10-27 08:27:37,702 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_get_sense_info_fld [2020-10-27 08:27:37,702 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2020-10-27 08:27:37,703 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_nonblockable_ioctl [2020-10-27 08:27:37,703 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_normalize_sense [2020-10-27 08:27:37,703 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_register_driver [2020-10-27 08:27:37,703 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sense_desc_find [2020-10-27 08:27:37,703 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_link [2020-10-27 08:27:37,703 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_link [2020-10-27 08:27:37,703 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2020-10-27 08:27:37,704 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2020-10-27 08:27:37,704 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2020-10-27 08:27:37,704 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2020-10-27 08:27:37,704 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-27 08:27:37,704 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-27 08:27:37,704 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-27 08:27:37,704 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-27 08:27:37,705 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2020-10-27 08:27:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 08:27:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 08:27:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-27 08:27:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-27 08:27:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 08:27:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 08:27:37,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-27 08:27:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-27 08:27:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2020-10-27 08:27:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-27 08:27:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-27 08:27:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-27 08:27:37,706 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-27 08:27:37,707 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-27 08:27:37,711 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-27 08:27:37,711 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-27 08:27:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-27 08:27:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-27 08:27:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-27 08:27:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2020-10-27 08:27:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2020-10-27 08:27:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-27 08:27:37,712 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-10-27 08:27:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-10-27 08:27:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2020-10-27 08:27:37,713 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2020-10-27 08:27:37,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 08:27:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2020-10-27 08:27:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2020-10-27 08:27:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2020-10-27 08:27:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 08:27:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2020-10-27 08:27:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2020-10-27 08:27:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-10-27 08:27:37,716 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-27 08:27:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-27 08:27:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-27 08:27:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-27 08:27:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-27 08:27:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-27 08:27:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-27 08:27:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-10-27 08:27:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2020-10-27 08:27:37,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2020-10-27 08:27:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2020-10-27 08:27:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2020-10-27 08:27:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2020-10-27 08:27:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_10 [2020-10-27 08:27:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_12 [2020-10-27 08:27:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_14 [2020-10-27 08:27:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-27 08:27:37,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-27 08:27:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-27 08:27:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-27 08:27:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2020-10-27 08:27:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2020-10-27 08:27:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-27 08:27:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-27 08:27:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_scsi_tape [2020-10-27 08:27:37,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_scsi_tape [2020-10-27 08:27:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-27 08:27:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-27 08:27:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-27 08:27:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_st_ref_mutex [2020-10-27 08:27:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_st_ref_mutex [2020-10-27 08:27:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2020-10-27 08:27:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2020-10-27 08:27:37,720 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-27 08:27:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-27 08:27:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-27 08:27:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-27 08:27:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-27 08:27:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2020-10-27 08:27:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2020-10-27 08:27:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2020-10-27 08:27:37,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 08:27:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2020-10-27 08:27:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2020-10-27 08:27:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2020-10-27 08:27:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2020-10-27 08:27:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-10-27 08:27:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2020-10-27 08:27:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2020-10-27 08:27:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2020-10-27 08:27:37,722 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2020-10-27 08:27:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_link [2020-10-27 08:27:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_link [2020-10-27 08:27:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2020-10-27 08:27:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2020-10-27 08:27:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2020-10-27 08:27:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-10-27 08:27:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2020-10-27 08:27:37,723 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-27 08:27:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2020-10-27 08:27:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev_region [2020-10-27 08:27:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2020-10-27 08:27:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2020-10-27 08:27:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 08:27:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2020-10-27 08:27:37,724 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2020-10-27 08:27:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2020-10-27 08:27:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure SetPageDirty [2020-10-27 08:27:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2020-10-27 08:27:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2020-10-27 08:27:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure get_user_pages [2020-10-27 08:27:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-27 08:27:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 08:27:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 08:27:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 08:27:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-27 08:27:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-27 08:27:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 08:27:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-27 08:27:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-27 08:27:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-27 08:27:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-27 08:27:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2020-10-27 08:27:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2020-10-27 08:27:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2020-10-27 08:27:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure __class_register [2020-10-27 08:27:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2020-10-27 08:27:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2020-10-27 08:27:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-27 08:27:37,727 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-27 08:27:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2020-10-27 08:27:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-10-27 08:27:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2020-10-27 08:27:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2020-10-27 08:27:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-27 08:27:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-10-27 08:27:37,728 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-10-27 08:27:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-27 08:27:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure blk_put_request [2020-10-27 08:27:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_put_request [2020-10-27 08:27:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure blk_get_request [2020-10-27 08:27:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2020-10-27 08:27:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_user [2020-10-27 08:27:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_unmap_user [2020-10-27 08:27:37,729 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq_nowait [2020-10-27 08:27:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_rq_timeout [2020-10-27 08:27:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure blk_get_queue [2020-10-27 08:27:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure blk_put_queue [2020-10-27 08:27:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_segments [2020-10-27 08:27:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure queue_dma_alignment [2020-10-27 08:27:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_alloc [2020-10-27 08:27:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2020-10-27 08:27:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2020-10-27 08:27:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find_slowpath [2020-10-27 08:27:37,730 INFO L130 BoogieDeclarations]: Found specification of procedure idr_preload [2020-10-27 08:27:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure idr_alloc [2020-10-27 08:27:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2020-10-27 08:27:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure idr_preload_end [2020-10-27 08:27:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2020-10-27 08:27:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2020-10-27 08:27:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_print_sense [2020-10-27 08:27:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_get [2020-10-27 08:27:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2020-10-27 08:27:37,731 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_get_device [2020-10-27 08:27:37,732 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2020-10-27 08:27:37,732 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_register_driver [2020-10-27 08:27:37,732 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2020-10-27 08:27:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_normalize_sense [2020-10-27 08:27:37,735 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sense_desc_find [2020-10-27 08:27:37,736 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_get_sense_info_fld [2020-10-27 08:27:37,740 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2020-10-27 08:27:37,740 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_nonblockable_ioctl [2020-10-27 08:27:37,740 INFO L130 BoogieDeclarations]: Found specification of procedure enlarge_buffer [2020-10-27 08:27:37,740 INFO L130 BoogieDeclarations]: Found specification of procedure clear_buffer [2020-10-27 08:27:37,741 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2020-10-27 08:27:37,741 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2020-10-27 08:27:37,741 INFO L130 BoogieDeclarations]: Found specification of procedure from_buffer [2020-10-27 08:27:37,741 INFO L130 BoogieDeclarations]: Found specification of procedure move_buffer_data [2020-10-27 08:27:37,741 INFO L130 BoogieDeclarations]: Found specification of procedure sgl_map_user_pages [2020-10-27 08:27:37,741 INFO L130 BoogieDeclarations]: Found specification of procedure sgl_unmap_user_pages [2020-10-27 08:27:37,741 INFO L130 BoogieDeclarations]: Found specification of procedure st_probe [2020-10-27 08:27:37,742 INFO L130 BoogieDeclarations]: Found specification of procedure st_remove [2020-10-27 08:27:37,742 INFO L130 BoogieDeclarations]: Found specification of procedure do_create_sysfs_files [2020-10-27 08:27:37,742 INFO L130 BoogieDeclarations]: Found specification of procedure do_remove_sysfs_files [2020-10-27 08:27:37,742 INFO L130 BoogieDeclarations]: Found specification of procedure st_compression [2020-10-27 08:27:37,742 INFO L130 BoogieDeclarations]: Found specification of procedure find_partition [2020-10-27 08:27:37,742 INFO L130 BoogieDeclarations]: Found specification of procedure switch_partition [2020-10-27 08:27:37,742 INFO L130 BoogieDeclarations]: Found specification of procedure st_int_ioctl [2020-10-27 08:27:37,742 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_release [2020-10-27 08:27:37,743 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_get [2020-10-27 08:27:37,743 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_tape_put [2020-10-27 08:27:37,743 INFO L130 BoogieDeclarations]: Found specification of procedure st_incompatible [2020-10-27 08:27:37,743 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2020-10-27 08:27:37,743 INFO L130 BoogieDeclarations]: Found specification of procedure st_analyze_sense [2020-10-27 08:27:37,743 INFO L130 BoogieDeclarations]: Found specification of procedure st_chk_result [2020-10-27 08:27:37,743 INFO L130 BoogieDeclarations]: Found specification of procedure st_allocate_request [2020-10-27 08:27:37,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 08:27:37,744 INFO L130 BoogieDeclarations]: Found specification of procedure st_release_request [2020-10-27 08:27:37,744 INFO L130 BoogieDeclarations]: Found specification of procedure st_scsi_execute_end [2020-10-27 08:27:37,744 INFO L130 BoogieDeclarations]: Found specification of procedure st_scsi_execute [2020-10-27 08:27:37,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-27 08:27:37,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-27 08:27:37,744 INFO L130 BoogieDeclarations]: Found specification of procedure st_do_scsi [2020-10-27 08:27:37,745 INFO L130 BoogieDeclarations]: Found specification of procedure write_behind_check [2020-10-27 08:27:37,745 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2020-10-27 08:27:37,745 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush_write_buffer [2020-10-27 08:27:37,745 INFO L130 BoogieDeclarations]: Found specification of procedure flush_buffer [2020-10-27 08:27:37,745 INFO L130 BoogieDeclarations]: Found specification of procedure set_mode_densblk [2020-10-27 08:27:37,745 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2020-10-27 08:27:37,745 INFO L130 BoogieDeclarations]: Found specification of procedure reset_state [2020-10-27 08:27:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure test_ready [2020-10-27 08:27:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure check_tape [2020-10-27 08:27:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure st_open [2020-10-27 08:27:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure st_flush [2020-10-27 08:27:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure st_release [2020-10-27 08:27:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure rw_checks [2020-10-27 08:27:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure setup_buffering [2020-10-27 08:27:37,746 INFO L130 BoogieDeclarations]: Found specification of procedure release_buffering [2020-10-27 08:27:37,747 INFO L130 BoogieDeclarations]: Found specification of procedure st_write [2020-10-27 08:27:37,747 INFO L130 BoogieDeclarations]: Found specification of procedure read_tape [2020-10-27 08:27:37,747 INFO L130 BoogieDeclarations]: Found specification of procedure st_read [2020-10-27 08:27:37,747 INFO L130 BoogieDeclarations]: Found specification of procedure st_set_options [2020-10-27 08:27:37,747 INFO L130 BoogieDeclarations]: Found specification of procedure read_mode_page [2020-10-27 08:27:37,747 INFO L130 BoogieDeclarations]: Found specification of procedure write_mode_page [2020-10-27 08:27:37,747 INFO L130 BoogieDeclarations]: Found specification of procedure do_load_unload [2020-10-27 08:27:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure get_location [2020-10-27 08:27:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure set_location [2020-10-27 08:27:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure nbr_partitions [2020-10-27 08:27:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure partition_tape [2020-10-27 08:27:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure st_ioctl [2020-10-27 08:27:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure st_compat_ioctl [2020-10-27 08:27:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2020-10-27 08:27:37,748 INFO L130 BoogieDeclarations]: Found specification of procedure new_tape_buffer [2020-10-27 08:27:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2020-10-27 08:27:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure validate_options [2020-10-27 08:27:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure create_one_cdev [2020-10-27 08:27:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure create_cdevs [2020-10-27 08:27:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure remove_cdevs [2020-10-27 08:27:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure init_st [2020-10-27 08:27:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure exit_st [2020-10-27 08:27:37,749 INFO L130 BoogieDeclarations]: Found specification of procedure st_try_direct_io_show [2020-10-27 08:27:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure st_fixed_buffer_size_show [2020-10-27 08:27:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure st_max_sg_segs_show [2020-10-27 08:27:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure st_version_show [2020-10-27 08:27:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure defined_show [2020-10-27 08:27:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure default_blksize_show [2020-10-27 08:27:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure default_density_show [2020-10-27 08:27:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure default_compression_show [2020-10-27 08:27:37,750 INFO L130 BoogieDeclarations]: Found specification of procedure options_show [2020-10-27 08:27:37,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-27 08:27:37,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-10-27 08:27:37,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-10-27 08:27:37,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-27 08:27:37,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-10-27 08:27:37,751 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 08:27:37,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-27 08:27:37,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-27 08:27:37,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-27 08:27:37,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-27 08:27:37,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-27 08:27:37,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-27 08:27:37,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_scsi_tape [2020-10-27 08:27:37,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_scsi_tape [2020-10-27 08:27:37,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_scsi_tape [2020-10-27 08:27:37,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_scsi_tape [2020-10-27 08:27:37,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_scsi_tape [2020-10-27 08:27:37,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-27 08:27:37,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-27 08:27:37,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-27 08:27:37,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-27 08:27:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_st_ref_mutex [2020-10-27 08:27:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_st_ref_mutex [2020-10-27 08:27:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_st_ref_mutex [2020-10-27 08:27:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_st_ref_mutex [2020-10-27 08:27:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_st_ref_mutex [2020-10-27 08:27:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-27 08:27:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-27 08:27:37,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-27 08:27:37,756 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 08:27:37,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 08:27:37,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 08:27:37,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-27 08:27:37,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 08:27:37,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-27 08:27:37,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-27 08:27:37,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-27 08:27:37,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-27 08:28:04,461 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 08:28:04,461 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-27 08:28:04,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:28:04 BoogieIcfgContainer [2020-10-27 08:28:04,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 08:28:04,469 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 08:28:04,469 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 08:28:04,473 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 08:28:04,473 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 08:27:32" (1/3) ... [2020-10-27 08:28:04,474 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee1dde9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:28:04, skipping insertion in model container [2020-10-27 08:28:04,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 08:27:36" (2/3) ... [2020-10-27 08:28:04,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ee1dde9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 08:28:04, skipping insertion in model container [2020-10-27 08:28:04,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 08:28:04" (3/3) ... [2020-10-27 08:28:04,476 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--scsi--st.ko-ldv_main0.cil.out.i [2020-10-27 08:28:04,489 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 08:28:04,497 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 08:28:04,512 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 08:28:04,552 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 08:28:04,552 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 08:28:04,552 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 08:28:04,553 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 08:28:04,553 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 08:28:04,553 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 08:28:04,553 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 08:28:04,553 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 08:28:04,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states. [2020-10-27 08:28:04,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-27 08:28:04,624 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 08:28:04,625 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 08:28:04,625 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 08:28:04,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 08:28:04,632 INFO L82 PathProgramCache]: Analyzing trace with hash -1180765975, now seen corresponding path program 1 times [2020-10-27 08:28:04,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 08:28:04,642 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2050067826] [2020-10-27 08:28:04,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 08:28:05,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:28:05,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:28:07,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:28:08,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:28:10,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:28:10,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 08:28:10,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 08:28:10,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5634 [2020-10-27 08:28:10,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:28:10,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:28:10,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 08:28:10,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 08:28:10,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 08:28:16,144 WARN L193 SmtUtils]: Spent 4.97 s on a formula simplification that was a NOOP. DAG size: 913 [2020-10-27 08:28:16,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:28:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:28:16,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:28:19,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:28:19,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:28:19,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:28:19,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2759 [2020-10-27 08:28:19,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:28:19,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:28:19,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:28:19,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 08:28:19,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:28:19,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:28:19,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:28:19,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:28:19,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:28:19,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:28:19,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:28:19,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 08:28:19,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:28:19,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:28:19,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:28:19,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 08:28:19,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:28:19,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 08:28:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:28:19,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:28:19,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:28:19,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 08:28:19,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:28:19,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 08:28:19,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:28:19,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:28:19,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:28:19,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 08:28:19,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:28:19,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 08:28:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:28:19,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:28:19,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:28:19,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 08:28:19,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:28:19,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 08:28:19,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:28:19,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:28:19,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 08:28:19,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-27 08:28:19,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:28:19,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:28:19,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:28:19,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:28:19,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:28:19,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 08:28:19,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:28:19,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 08:28:19,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:28:19,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:28:19,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:28:19,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 08:28:19,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:28:19,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 08:28:19,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:28:19,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:28:19,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:28:19,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:28:19,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:28:19,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 08:28:19,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:28:19,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:28:19,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:28:19,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 08:28:19,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:28:19,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 08:28:19,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2050067826] [2020-10-27 08:28:19,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 08:28:19,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 08:28:19,512 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635115748] [2020-10-27 08:28:19,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 08:28:19,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 08:28:19,532 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 08:28:19,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-27 08:28:19,537 INFO L87 Difference]: Start difference. First operand 2685 states. Second operand 8 states. [2020-10-27 08:28:27,022 WARN L193 SmtUtils]: Spent 5.02 s on a formula simplification that was a NOOP. DAG size: 915 [2020-10-27 08:30:32,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 08:30:32,542 INFO L93 Difference]: Finished difference Result 5928 states and 8888 transitions. [2020-10-27 08:30:32,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 08:30:32,546 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 37 [2020-10-27 08:30:32,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 08:30:32,611 INFO L225 Difference]: With dead ends: 5928 [2020-10-27 08:30:32,612 INFO L226 Difference]: Without dead ends: 3385 [2020-10-27 08:30:32,643 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2020-10-27 08:30:32,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3385 states. [2020-10-27 08:30:33,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3385 to 2537. [2020-10-27 08:30:33,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2537 states. [2020-10-27 08:30:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2537 states and 3607 transitions. [2020-10-27 08:30:33,730 INFO L78 Accepts]: Start accepts. Automaton has 2537 states and 3607 transitions. Word has length 37 [2020-10-27 08:30:33,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 08:30:33,730 INFO L481 AbstractCegarLoop]: Abstraction has 2537 states and 3607 transitions. [2020-10-27 08:30:33,731 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 08:30:33,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 3607 transitions. [2020-10-27 08:30:33,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-27 08:30:33,733 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 08:30:33,733 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 08:30:33,734 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 08:30:33,734 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 08:30:33,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 08:30:33,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1998414425, now seen corresponding path program 1 times [2020-10-27 08:30:33,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 08:30:33,735 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1178191582] [2020-10-27 08:30:33,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 08:30:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:30:34,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:30:35,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:30:39,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:30:39,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 59 [2020-10-27 08:30:39,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 08:30:39,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5494 [2020-10-27 08:30:39,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:30:39,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:30:39,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 08:30:39,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 08:30:39,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:30:44,770 WARN L193 SmtUtils]: Spent 5.19 s on a formula simplification that was a NOOP. DAG size: 913 [2020-10-27 08:30:44,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 08:30:44,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:30:44,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:30:47,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:30:47,245 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:30:47,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:30:47,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2363 [2020-10-27 08:30:47,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:30:47,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:30:47,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:30:47,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 08:30:47,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:30:47,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 08:30:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:30:47,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:30:47,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:30:47,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:30:47,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:30:47,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 08:30:47,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:30:47,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:30:47,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:30:47,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 08:30:47,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:30:47,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 08:30:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:30:47,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:30:47,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:30:47,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 08:30:47,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:30:47,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 08:30:47,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:30:47,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:30:47,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:30:47,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 08:30:47,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:30:47,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 08:30:47,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:30:47,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:30:47,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:30:47,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-27 08:30:47,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:30:47,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 08:30:47,589 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:30:47,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:30:47,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 08:30:47,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 08:30:47,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:30:47,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 08:30:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:30:47,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:30:47,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:30:47,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 08:30:47,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:30:47,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 08:30:47,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:30:47,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:30:47,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:30:47,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 08:30:47,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:30:47,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-27 08:30:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 08:30:47,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 08:30:47,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 08:30:47,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 08:30:47,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 08:30:47,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 08:30:47,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 08:30:47,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 08:30:47,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 08:30:47,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 08:30:47,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 08:30:47,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 08:30:47,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1178191582] [2020-10-27 08:30:47,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 08:30:47,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 08:30:47,747 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429161636] [2020-10-27 08:30:47,749 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 08:30:47,750 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 08:30:47,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 08:30:47,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2020-10-27 08:30:47,760 INFO L87 Difference]: Start difference. First operand 2537 states and 3607 transitions. Second operand 9 states. [2020-10-27 08:30:55,479 WARN L193 SmtUtils]: Spent 5.21 s on a formula simplification that was a NOOP. DAG size: 915