java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:22:28,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:22:28,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:22:28,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:22:28,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:22:28,452 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:22:28,455 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:22:28,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:22:28,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:22:28,474 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:22:28,475 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:22:28,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:22:28,477 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:22:28,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:22:28,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:22:28,485 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:22:28,487 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:22:28,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:22:28,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:22:28,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:22:28,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:22:28,505 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:22:28,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:22:28,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:22:28,512 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:22:28,512 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:22:28,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:22:28,514 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:22:28,514 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:22:28,515 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:22:28,515 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:22:28,516 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:22:28,518 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:22:28,519 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:22:28,523 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:22:28,524 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:22:28,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:22:28,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:22:28,525 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:22:28,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:22:28,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:22:28,529 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 13:22:28,551 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:22:28,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:22:28,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:22:28,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:22:28,553 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:22:28,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:22:28,554 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:22:28,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:22:28,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:22:28,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:22:28,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:22:28,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:22:28,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:22:28,555 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:22:28,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:22:28,555 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:22:28,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:22:28,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:22:28,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:22:28,556 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:22:28,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:22:28,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:22:28,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:22:28,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:22:28,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:22:28,558 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:22:28,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:22:28,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:22:28,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:22:28,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:22:28,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:22:28,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:22:28,624 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:22:28,625 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:22:28,625 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2019-09-20 13:22:28,692 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc69450da/45b53e5270324bd2a9300a604c684239/FLAG42837417c [2019-09-20 13:22:29,606 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:22:29,607 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2019-09-20 13:22:29,664 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc69450da/45b53e5270324bd2a9300a604c684239/FLAG42837417c [2019-09-20 13:22:30,060 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc69450da/45b53e5270324bd2a9300a604c684239 [2019-09-20 13:22:30,070 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:22:30,071 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:22:30,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:22:30,073 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:22:30,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:22:30,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:22:30" (1/1) ... [2019-09-20 13:22:30,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a9919f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:30, skipping insertion in model container [2019-09-20 13:22:30,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:22:30" (1/1) ... [2019-09-20 13:22:30,088 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:22:30,268 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:22:32,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:22:33,055 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:22:33,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:22:34,186 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:22:34,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:34 WrapperNode [2019-09-20 13:22:34,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:22:34,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:22:34,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:22:34,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:22:34,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:34" (1/1) ... [2019-09-20 13:22:34,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:34" (1/1) ... [2019-09-20 13:22:34,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:34" (1/1) ... [2019-09-20 13:22:34,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:34" (1/1) ... [2019-09-20 13:22:34,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:34" (1/1) ... [2019-09-20 13:22:34,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:34" (1/1) ... [2019-09-20 13:22:34,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:34" (1/1) ... [2019-09-20 13:22:34,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:22:34,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:22:34,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:22:34,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:22:34,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:34" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-09-20 13:22:34,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:22:34,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:22:34,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-20 13:22:34,829 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-09-20 13:22:34,829 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-09-20 13:22:34,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-09-20 13:22:34,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-09-20 13:22:34,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-09-20 13:22:34,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2019-09-20 13:22:34,830 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-20 13:22:34,830 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2019-09-20 13:22:34,831 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2019-09-20 13:22:34,831 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-09-20 13:22:34,832 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-09-20 13:22:34,832 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-09-20 13:22:34,833 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-09-20 13:22:34,835 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-09-20 13:22:34,835 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-09-20 13:22:34,835 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-20 13:22:34,836 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-20 13:22:34,836 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 13:22:34,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-20 13:22:34,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-20 13:22:34,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-20 13:22:34,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-20 13:22:34,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-20 13:22:34,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-20 13:22:34,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-20 13:22:34,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-20 13:22:34,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-20 13:22:34,837 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2019-09-20 13:22:34,838 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2019-09-20 13:22:34,838 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2019-09-20 13:22:34,838 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-09-20 13:22:34,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-09-20 13:22:34,838 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-09-20 13:22:34,838 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-09-20 13:22:34,838 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2019-09-20 13:22:34,839 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2019-09-20 13:22:34,839 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2019-09-20 13:22:34,839 INFO L138 BoogieDeclarations]: Found implementation of procedure tape_name [2019-09-20 13:22:34,839 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_analyze_sense [2019-09-20 13:22:34,839 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_chk_result [2019-09-20 13:22:34,839 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_end_async [2019-09-20 13:22:34,840 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_allocate_request [2019-09-20 13:22:34,840 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_release_request [2019-09-20 13:22:34,840 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_execute [2019-09-20 13:22:34,840 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_do_scsi [2019-09-20 13:22:34,840 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_behind_check [2019-09-20 13:22:34,840 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_init_aux [2019-09-20 13:22:34,841 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_frame [2019-09-20 13:22:34,841 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_ready [2019-09-20 13:22:34,841 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_for_medium [2019-09-20 13:22:34,841 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_position_tape_and_confirm [2019-09-20 13:22:34,842 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_drive_buffer [2019-09-20 13:22:34,842 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_wait_frame [2019-09-20 13:22:34,842 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_recover_wait_frame [2019-09-20 13:22:34,842 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_frame [2019-09-20 13:22:34,842 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_initiate_read [2019-09-20 13:22:34,843 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_logical_frame [2019-09-20 13:22:34,843 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_logical_blk [2019-09-20 13:22:34,843 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_sector [2019-09-20 13:22:34,843 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_seek_sector [2019-09-20 13:22:34,843 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read_back_buffer_and_rewrite [2019-09-20 13:22:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reposition_and_retry [2019-09-20 13:22:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_error_recovery [2019-09-20 13:22:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_backward [2019-09-20 13:22:34,844 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_slow [2019-09-20 13:22:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_space_over_filemarks_forward_fast [2019-09-20 13:22:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filemark [2019-09-20 13:22:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_eod [2019-09-20 13:22:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_filler [2019-09-20 13:22:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_write_header [2019-09-20 13:22:34,845 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_header [2019-09-20 13:22:34,846 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_reset_header [2019-09-20 13:22:34,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __osst_analyze_headers [2019-09-20 13:22:34,846 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_analyze_headers [2019-09-20 13:22:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_verify_position [2019-09-20 13:22:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_parse_firmware_rev [2019-09-20 13:22:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_configure_onstream [2019-09-20 13:22:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure cross_eof [2019-09-20 13:22:34,847 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_get_frame_position [2019-09-20 13:22:34,848 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_frame_position [2019-09-20 13:22:34,848 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_trailer [2019-09-20 13:22:34,848 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_write_buffer [2019-09-20 13:22:34,849 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_flush_buffer [2019-09-20 13:22:34,849 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write_frame [2019-09-20 13:22:34,850 INFO L138 BoogieDeclarations]: Found implementation of procedure do_door_lock [2019-09-20 13:22:34,850 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_state [2019-09-20 13:22:34,850 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_write [2019-09-20 13:22:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_read [2019-09-20 13:22:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_log_options [2019-09-20 13:22:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_set_options [2019-09-20 13:22:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_int_ioctl [2019-09-20 13:22:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __os_scsi_tape_open [2019-09-20 13:22:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_open [2019-09-20 13:22:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_flush [2019-09-20 13:22:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure os_scsi_tape_close [2019-09-20 13:22:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_ioctl [2019-09-20 13:22:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_compat_ioctl [2019-09-20 13:22:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure new_tape_buffer [2019-09-20 13:22:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure enlarge_buffer [2019-09-20 13:22:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure normalize_buffer [2019-09-20 13:22:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure append_to_buffer [2019-09-20 13:22:34,853 INFO L138 BoogieDeclarations]: Found implementation of procedure from_buffer [2019-09-20 13:22:34,853 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_zero_buffer_tail [2019-09-20 13:22:34,853 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_to_buffer [2019-09-20 13:22:34,853 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_copy_from_buffer [2019-09-20 13:22:34,853 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_options [2019-09-20 13:22:34,853 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_supports [2019-09-20 13:22:34,854 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_version_show [2019-09-20 13:22:34,854 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_create_sysfs_files [2019-09-20 13:22:34,854 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_remove_sysfs_files [2019-09-20 13:22:34,854 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_adr_rev_show [2019-09-20 13:22:34,855 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_linux_media_version_show [2019-09-20 13:22:34,855 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_capacity_show [2019-09-20 13:22:34,855 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_first_data_ppos_show [2019-09-20 13:22:34,855 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_eod_frame_ppos_show [2019-09-20 13:22:34,855 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_filemark_cnt_show [2019-09-20 13:22:34,855 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_init [2019-09-20 13:22:34,856 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_destroy [2019-09-20 13:22:34,856 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_add [2019-09-20 13:22:34,856 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_sysfs_cleanup [2019-09-20 13:22:34,856 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_probe [2019-09-20 13:22:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure osst_remove [2019-09-20 13:22:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure init_osst [2019-09-20 13:22:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure exit_osst [2019-09-20 13:22:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_driver_9 [2019-09-20 13:22:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_8 [2019-09-20 13:22:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:22:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-20 13:22:34,859 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-20 13:22:34,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_5 [2019-09-20 13:22:34,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_6 [2019-09-20 13:22:34,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-20 13:22:34,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-20 13:22:34,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-20 13:22:34,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-20 13:22:34,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-20 13:22:34,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-09-20 13:22:34,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-09-20 13:22:34,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-09-20 13:22:34,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-09-20 13:22:34,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-09-20 13:22:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-20 13:22:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __blk_put_request [2019-09-20 13:22:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2019-09-20 13:22:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-09-20 13:22:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-09-20 13:22:34,872 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2019-09-20 13:22:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-20 13:22:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-09-20 13:22:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2019-09-20 13:22:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-20 13:22:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2019-09-20 13:22:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __scsi_print_sense [2019-09-20 13:22:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2019-09-20 13:22:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-09-20 13:22:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-09-20 13:22:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2019-09-20 13:22:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2019-09-20 13:22:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2019-09-20 13:22:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-09-20 13:22:34,875 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq_nowait [2019-09-20 13:22:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_get_request [2019-09-20 13:22:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_put_request [2019-09-20 13:22:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_map_kern [2019-09-20 13:22:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_map_user [2019-09-20 13:22:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_set_block_pc [2019-09-20 13:22:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_unmap_user [2019-09-20 13:22:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-09-20 13:22:34,876 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2019-09-20 13:22:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-09-20 13:22:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create [2019-09-20 13:22:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2019-09-20 13:22:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2019-09-20 13:22:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_create_file [2019-09-20 13:22:34,877 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_remove_file [2019-09-20 13:22:34,878 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-09-20 13:22:34,965 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2019-09-20 13:22:34,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-20 13:22:34,966 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-09-20 13:22:34,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-09-20 13:22:34,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-09-20 13:22:34,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-20 13:22:34,966 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-09-20 13:22:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure panic [2019-09-20 13:22:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-20 13:22:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2019-09-20 13:22:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2019-09-20 13:22:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2019-09-20 13:22:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_get [2019-09-20 13:22:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2019-09-20 13:22:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_get_sense_info_fld [2019-09-20 13:22:34,968 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl [2019-09-20 13:22:34,968 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_ioctl_block_when_processing_errors [2019-09-20 13:22:34,968 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_normalize_sense [2019-09-20 13:22:34,968 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_register_driver [2019-09-20 13:22:34,968 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sense_desc_find [2019-09-20 13:22:34,968 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_set_medium_removal [2019-09-20 13:22:34,968 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_prefix_printk [2019-09-20 13:22:34,969 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2019-09-20 13:22:34,969 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-09-20 13:22:34,969 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2019-09-20 13:22:34,969 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2019-09-20 13:22:34,970 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-09-20 13:22:34,970 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-20 13:22:34,970 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 13:22:34,970 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-20 13:22:34,970 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 13:22:34,970 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-20 13:22:34,971 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-09-20 13:22:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:22:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:22:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-20 13:22:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-09-20 13:22:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-09-20 13:22:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-09-20 13:22:34,971 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-09-20 13:22:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-09-20 13:22:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-20 13:22:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-09-20 13:22:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure panic [2019-09-20 13:22:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-09-20 13:22:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-20 13:22:34,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-20 13:22:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-20 13:22:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-20 13:22:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2019-09-20 13:22:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-20 13:22:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-20 13:22:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-20 13:22:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-09-20 13:22:34,973 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-20 13:22:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-09-20 13:22:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-09-20 13:22:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-09-20 13:22:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-20 13:22:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-20 13:22:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2019-09-20 13:22:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:22:34,974 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2019-09-20 13:22:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-09-20 13:22:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2019-09-20 13:22:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2019-09-20 13:22:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-20 13:22:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-20 13:22:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-09-20 13:22:34,975 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-09-20 13:22:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-20 13:22:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-09-20 13:22:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:22:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:22:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-09-20 13:22:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-09-20 13:22:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2019-09-20 13:22:34,976 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2019-09-20 13:22:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-09-20 13:22:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-09-20 13:22:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-09-20 13:22:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2019-09-20 13:22:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-09-20 13:22:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2019-09-20 13:22:34,977 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-09-20 13:22:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:22:34,978 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-09-20 13:22:34,979 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 13:22:34,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-20 13:22:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-20 13:22:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-20 13:22:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 13:22:34,983 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:22:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 13:22:34,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:22:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-20 13:22:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 13:22:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 13:22:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:22:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-20 13:22:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 13:22:34,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-20 13:22:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-20 13:22:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-20 13:22:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-20 13:22:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-20 13:22:34,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-20 13:22:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-20 13:22:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_driver_9 [2019-09-20 13:22:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_8 [2019-09-20 13:22:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2019-09-20 13:22:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2019-09-20 13:22:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2019-09-20 13:22:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2019-09-20 13:22:34,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_5 [2019-09-20 13:22:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2019-09-20 13:22:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_6 [2019-09-20 13:22:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-09-20 13:22:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-09-20 13:22:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2019-09-20 13:22:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2019-09-20 13:22:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-09-20 13:22:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure driver_create_file [2019-09-20 13:22:34,990 INFO L130 BoogieDeclarations]: Found specification of procedure driver_remove_file [2019-09-20 13:22:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2019-09-20 13:22:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2019-09-20 13:22:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2019-09-20 13:22:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-09-20 13:22:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure device_create [2019-09-20 13:22:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2019-09-20 13:22:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2019-09-20 13:22:34,991 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2019-09-20 13:22:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-09-20 13:22:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-09-20 13:22:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-09-20 13:22:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-09-20 13:22:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-09-20 13:22:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-09-20 13:22:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2019-09-20 13:22:34,992 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2019-09-20 13:22:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2019-09-20 13:22:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2019-09-20 13:22:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure blk_put_request [2019-09-20 13:22:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure __blk_put_request [2019-09-20 13:22:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure blk_get_request [2019-09-20 13:22:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_set_block_pc [2019-09-20 13:22:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_user [2019-09-20 13:22:34,993 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_unmap_user [2019-09-20 13:22:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_map_kern [2019-09-20 13:22:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq_nowait [2019-09-20 13:22:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-09-20 13:22:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_normalize_sense [2019-09-20 13:22:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure __scsi_print_sense [2019-09-20 13:22:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_prefix_printk [2019-09-20 13:22:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_get [2019-09-20 13:22:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2019-09-20 13:22:34,994 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_set_medium_removal [2019-09-20 13:22:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_register_driver [2019-09-20 13:22:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2019-09-20 13:22:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sense_desc_find [2019-09-20 13:22:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_get_sense_info_fld [2019-09-20 13:22:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl_block_when_processing_errors [2019-09-20 13:22:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_ioctl [2019-09-20 13:22:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure new_tape_buffer [2019-09-20 13:22:34,995 INFO L130 BoogieDeclarations]: Found specification of procedure enlarge_buffer [2019-09-20 13:22:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure normalize_buffer [2019-09-20 13:22:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure append_to_buffer [2019-09-20 13:22:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure from_buffer [2019-09-20 13:22:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure osst_zero_buffer_tail [2019-09-20 13:22:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_to_buffer [2019-09-20 13:22:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure osst_copy_from_buffer [2019-09-20 13:22:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure osst_probe [2019-09-20 13:22:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure osst_remove [2019-09-20 13:22:34,996 INFO L130 BoogieDeclarations]: Found specification of procedure osst_int_ioctl [2019-09-20 13:22:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_frame_position [2019-09-20 13:22:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_frame_position [2019-09-20 13:22:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_write_buffer [2019-09-20 13:22:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_error_recovery [2019-09-20 13:22:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure tape_name [2019-09-20 13:22:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure osst_analyze_sense [2019-09-20 13:22:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure osst_chk_result [2019-09-20 13:22:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure osst_end_async [2019-09-20 13:22:34,997 INFO L130 BoogieDeclarations]: Found specification of procedure osst_allocate_request [2019-09-20 13:22:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure osst_release_request [2019-09-20 13:22:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure osst_execute [2019-09-20 13:22:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-20 13:22:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:22:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure osst_do_scsi [2019-09-20 13:22:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_behind_check [2019-09-20 13:22:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure osst_init_aux [2019-09-20 13:22:34,998 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_frame [2019-09-20 13:22:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-09-20 13:22:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_ready [2019-09-20 13:22:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_for_medium [2019-09-20 13:22:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure osst_position_tape_and_confirm [2019-09-20 13:22:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_drive_buffer [2019-09-20 13:22:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure osst_wait_frame [2019-09-20 13:22:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure osst_recover_wait_frame [2019-09-20 13:22:34,999 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_frame [2019-09-20 13:22:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure osst_initiate_read [2019-09-20 13:22:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_logical_frame [2019-09-20 13:22:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_logical_blk [2019-09-20 13:22:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure osst_get_sector [2019-09-20 13:22:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure osst_seek_sector [2019-09-20 13:22:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read_back_buffer_and_rewrite [2019-09-20 13:22:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reposition_and_retry [2019-09-20 13:22:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_backward [2019-09-20 13:22:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_slow [2019-09-20 13:22:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure osst_space_over_filemarks_forward_fast [2019-09-20 13:22:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filemark [2019-09-20 13:22:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_eod [2019-09-20 13:22:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_filler [2019-09-20 13:22:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_write_header [2019-09-20 13:22:35,002 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_header [2019-09-20 13:22:35,003 INFO L130 BoogieDeclarations]: Found specification of procedure osst_reset_header [2019-09-20 13:22:35,003 INFO L130 BoogieDeclarations]: Found specification of procedure __osst_analyze_headers [2019-09-20 13:22:35,003 INFO L130 BoogieDeclarations]: Found specification of procedure osst_analyze_headers [2019-09-20 13:22:35,003 INFO L130 BoogieDeclarations]: Found specification of procedure osst_verify_position [2019-09-20 13:22:35,003 INFO L130 BoogieDeclarations]: Found specification of procedure osst_parse_firmware_rev [2019-09-20 13:22:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure osst_configure_onstream [2019-09-20 13:22:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure cross_eof [2019-09-20 13:22:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_trailer [2019-09-20 13:22:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure osst_flush_buffer [2019-09-20 13:22:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write_frame [2019-09-20 13:22:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure do_door_lock [2019-09-20 13:22:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure reset_state [2019-09-20 13:22:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure osst_write [2019-09-20 13:22:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure osst_read [2019-09-20 13:22:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure osst_log_options [2019-09-20 13:22:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure osst_set_options [2019-09-20 13:22:35,005 INFO L130 BoogieDeclarations]: Found specification of procedure __os_scsi_tape_open [2019-09-20 13:22:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_open [2019-09-20 13:22:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_flush [2019-09-20 13:22:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure os_scsi_tape_close [2019-09-20 13:22:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure osst_ioctl [2019-09-20 13:22:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure osst_compat_ioctl [2019-09-20 13:22:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-20 13:22:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure validate_options [2019-09-20 13:22:35,006 INFO L130 BoogieDeclarations]: Found specification of procedure osst_supports [2019-09-20 13:22:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure osst_version_show [2019-09-20 13:22:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure osst_create_sysfs_files [2019-09-20 13:22:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure osst_remove_sysfs_files [2019-09-20 13:22:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure osst_adr_rev_show [2019-09-20 13:22:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure osst_linux_media_version_show [2019-09-20 13:22:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure osst_capacity_show [2019-09-20 13:22:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure osst_first_data_ppos_show [2019-09-20 13:22:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure osst_eod_frame_ppos_show [2019-09-20 13:22:35,007 INFO L130 BoogieDeclarations]: Found specification of procedure osst_filemark_cnt_show [2019-09-20 13:22:35,008 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_init [2019-09-20 13:22:35,008 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_destroy [2019-09-20 13:22:35,008 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_add [2019-09-20 13:22:35,008 INFO L130 BoogieDeclarations]: Found specification of procedure osst_sysfs_cleanup [2019-09-20 13:22:35,008 INFO L130 BoogieDeclarations]: Found specification of procedure init_osst [2019-09-20 13:22:35,008 INFO L130 BoogieDeclarations]: Found specification of procedure exit_osst [2019-09-20 13:22:35,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-20 13:22:35,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-20 13:22:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:22:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-20 13:22:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-20 13:22:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-20 13:22:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-09-20 13:22:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-09-20 13:22:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-09-20 13:22:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-09-20 13:22:35,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-09-20 13:22:35,010 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-20 13:22:35,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 13:22:35,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 13:22:35,010 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 13:22:35,010 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:22:35,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:22:35,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:22:35,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-20 13:22:35,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:22:35,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-20 13:22:35,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-20 13:22:35,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-20 13:22:35,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-20 13:22:37,410 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-20 13:22:56,407 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-09-20 13:23:00,364 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:23:00,364 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 13:23:00,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:23:00 BoogieIcfgContainer [2019-09-20 13:23:00,368 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:23:00,370 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:23:00,370 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:23:00,375 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:23:00,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:22:30" (1/3) ... [2019-09-20 13:23:00,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dcbea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:23:00, skipping insertion in model container [2019-09-20 13:23:00,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:22:34" (2/3) ... [2019-09-20 13:23:00,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dcbea4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:23:00, skipping insertion in model container [2019-09-20 13:23:00,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:23:00" (3/3) ... [2019-09-20 13:23:00,379 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--scsi--osst.ko-entry_point.cil.out.i [2019-09-20 13:23:00,391 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:23:00,404 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:23:00,428 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:23:00,478 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:23:00,479 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:23:00,479 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:23:00,479 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:23:00,479 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:23:00,479 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:23:00,480 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:23:00,480 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:23:00,480 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:23:00,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3489 states. [2019-09-20 13:23:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2019-09-20 13:23:00,609 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:23:00,611 INFO L407 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 8, 8, 8, 8, 8, 8, 8, 8, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:23:00,613 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:23:00,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:23:00,620 INFO L82 PathProgramCache]: Analyzing trace with hash 746469718, now seen corresponding path program 1 times [2019-09-20 13:23:00,622 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:23:00,622 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:23:00,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:23:00,736 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:23:00,736 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:23:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:23:02,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2652 trivial. 0 not checked. [2019-09-20 13:23:02,168 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:23:02,168 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:23:02,175 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:23:02,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:23:02,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:23:02,191 INFO L87 Difference]: Start difference. First operand 3489 states. Second operand 3 states.