/usr/bin/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-32_7a-drivers--md--dm-raid.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:00:24,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:00:24,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:00:24,379 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:00:24,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:00:24,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:00:24,383 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:00:24,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:00:24,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:00:24,399 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:00:24,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:00:24,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:00:24,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:00:24,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:00:24,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:00:24,409 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:00:24,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:00:24,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:00:24,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:00:24,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:00:24,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:00:24,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:00:24,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:00:24,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:00:24,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:00:24,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:00:24,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:00:24,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:00:24,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:00:24,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:00:24,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:00:24,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:00:24,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:00:24,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:00:24,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:00:24,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:00:24,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:00:24,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:00:24,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:00:24,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:00:24,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:00:24,444 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 [2019-11-06 21:00:24,472 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:00:24,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:00:24,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:00:24,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:00:24,476 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:00:24,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:00:24,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:00:24,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:00:24,477 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:00:24,477 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:00:24,477 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:00:24,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:00:24,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:00:24,478 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:00:24,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:00:24,478 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:00:24,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:00:24,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:00:24,479 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:00:24,479 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:00:24,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:00:24,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:00:24,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:00:24,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:00:24,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:00:24,480 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:00:24,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:00:24,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:00:24,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:00:24,756 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:00:24,769 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:00:24,773 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:00:24,775 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:00:24,775 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:00:24,776 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-raid.ko-entry_point.cil.out.i [2019-11-06 21:00:24,856 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebc6be8c1/a3e4499477a74916aa6716665e5c870a/FLAG23fa9efdf [2019-11-06 21:00:25,723 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:00:25,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-raid.ko-entry_point.cil.out.i [2019-11-06 21:00:25,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebc6be8c1/a3e4499477a74916aa6716665e5c870a/FLAG23fa9efdf [2019-11-06 21:00:26,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ebc6be8c1/a3e4499477a74916aa6716665e5c870a [2019-11-06 21:00:26,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:00:26,271 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:00:26,272 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:00:26,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:00:26,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:00:26,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:00:26" (1/1) ... [2019-11-06 21:00:26,281 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50928558 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:26, skipping insertion in model container [2019-11-06 21:00:26,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:00:26" (1/1) ... [2019-11-06 21:00:26,290 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:00:26,449 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:00:28,463 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:00:28,495 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:00:28,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:00:29,273 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:00:29,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:29 WrapperNode [2019-11-06 21:00:29,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:00:29,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:00:29,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:00:29,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:00:29,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:29" (1/1) ... [2019-11-06 21:00:29,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:29" (1/1) ... [2019-11-06 21:00:29,402 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:29" (1/1) ... [2019-11-06 21:00:29,403 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:29" (1/1) ... [2019-11-06 21:00:29,529 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:29" (1/1) ... [2019-11-06 21:00:29,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:29" (1/1) ... [2019-11-06 21:00:29,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:29" (1/1) ... [2019-11-06 21:00:29,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:00:29,622 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:00:29,622 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:00:29,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:00:29,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:29" (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 [2019-11-06 21:00:29,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:00:29,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:00:29,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-11-06 21:00:29,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-11-06 21:00:29,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-06 21:00:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-11-06 21:00:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-11-06 21:00:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-11-06 21:00:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-11-06 21:00:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2019-11-06 21:00:29,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2019-11-06 21:00:29,718 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2019-11-06 21:00:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2019-11-06 21:00:29,720 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-06 21:00:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-11-06 21:00:29,722 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2019-11-06 21:00:29,724 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic64_read [2019-11-06 21:00:29,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-06 21:00:29,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-06 21:00:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-11-06 21:00:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-11-06 21:00:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-06 21:00:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-06 21:00:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-06 21:00:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-06 21:00:29,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-11-06 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-11-06 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-06 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-06 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-11-06 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-11-06 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2019-11-06 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_logical_block_size [2019-11-06 21:00:29,727 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_logical_block_size [2019-11-06 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_lock_nointr [2019-11-06 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sector [2019-11-06 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure raid10_md_layout_to_format [2019-11-06 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure raid10_md_layout_to_copies [2019-11-06 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure raid10_format_to_md_layout [2019-11-06 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure get_raid_type [2019-11-06 21:00:29,728 INFO L138 BoogieDeclarations]: Found implementation of procedure context_alloc [2019-11-06 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure context_free [2019-11-06 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_parms [2019-11-06 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_region_size [2019-11-06 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_raid_redundancy [2019-11-06 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_raid_params [2019-11-06 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure do_table_event [2019-11-06 21:00:29,729 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_is_congested [2019-11-06 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure read_disk_sb [2019-11-06 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure super_sync [2019-11-06 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure super_load [2019-11-06 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure super_init_validation [2019-11-06 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure super_validate [2019-11-06 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure analyse_superblocks [2019-11-06 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_discard_support [2019-11-06 21:00:29,730 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_ctr [2019-11-06 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_dtr [2019-11-06 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_map [2019-11-06 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure decipher_sync_action [2019-11-06 21:00:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_status [2019-11-06 21:00:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_message [2019-11-06 21:00:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_iterate_devices [2019-11-06 21:00:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_io_hints [2019-11-06 21:00:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_presuspend [2019-11-06 21:00:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_postsuspend [2019-11-06 21:00:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure attempt_restore_of_faulty_devices [2019-11-06 21:00:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_resume [2019-11-06 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure raid_merge [2019-11-06 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_raid_init [2019-11-06 21:00:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_raid_exit [2019-11-06 21:00:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-11-06 21:00:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-11-06 21:00:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-11-06 21:00:29,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_2 [2019-11-06 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-11-06 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-11-06 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-11-06 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-11-06 21:00:29,735 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-06 21:00:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-06 21:00:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-11-06 21:00:29,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-11-06 21:00:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-11-06 21:00:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-11-06 21:00:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-11-06 21:00:29,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-11-06 21:00:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-11-06 21:00:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-11-06 21:00:29,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_13 [2019-11-06 21:00:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_14 [2019-11-06 21:00:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-11-06 21:00:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-11-06 21:00:29,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_17 [2019-11-06 21:00:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-11-06 21:00:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_20 [2019-11-06 21:00:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-06 21:00:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-11-06 21:00:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-06 21:00:29,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-11-06 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-11-06 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-11-06 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-11-06 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-11-06 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-11-06 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-11-06 21:00:29,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-11-06 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-11-06 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-11-06 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-11-06 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-11-06 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-11-06 21:00:29,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-11-06 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-11-06 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-11-06 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-11-06 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-11-06 21:00:29,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-11-06 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-11-06 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-11-06 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-11-06 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-11-06 21:00:29,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-11-06 21:00:29,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-11-06 21:00:29,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-11-06 21:00:29,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-11-06 21:00:29,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-11-06 21:00:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-11-06 21:00:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-11-06 21:00:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-11-06 21:00:29,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-11-06 21:00:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-11-06 21:00:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-11-06 21:00:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-11-06 21:00:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-11-06 21:00:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_reconfig_mutex_of_mddev [2019-11-06 21:00:29,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_reconfig_mutex_of_mddev [2019-11-06 21:00:29,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_reconfig_mutex_of_mddev [2019-11-06 21:00:29,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_reconfig_mutex_of_mddev [2019-11-06 21:00:29,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_reconfig_mutex_of_mddev [2019-11-06 21:00:29,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_reconfig_mutex_of_mddev [2019-11-06 21:00:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_reconfig_mutex_of_mddev [2019-11-06 21:00:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_reconfig_mutex_of_mddev [2019-11-06 21:00:29,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_reconfig_mutex_of_mddev [2019-11-06 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_reconfig_mutex_of_mddev [2019-11-06 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_reconfig_mutex_of_mddev [2019-11-06 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-06 21:00:29,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-11-06 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-06 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-11-06 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2019-11-06 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-11-06 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_load [2019-11-06 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2019-11-06 21:00:29,765 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_opt [2019-11-06 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2019-11-06 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2019-11-06 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2019-11-06 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_set_target_max_io_len [2019-11-06 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_add_target_callbacks [2019-11-06 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2019-11-06 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_mode [2019-11-06 21:00:29,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2019-11-06 21:00:29,767 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-11-06 21:00:29,768 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2019-11-06 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-06 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_preresume_2 [2019-11-06 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-11-06 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-11-06 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure md_error [2019-11-06 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure md_rdev_clear [2019-11-06 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure md_rdev_init [2019-11-06 21:00:29,769 INFO L138 BoogieDeclarations]: Found implementation of procedure md_reap_sync_thread [2019-11-06 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure md_run [2019-11-06 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure md_stop [2019-11-06 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure md_stop_writes [2019-11-06 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wakeup_thread [2019-11-06 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_congested [2019-11-06 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_init [2019-11-06 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_resume [2019-11-06 21:00:29,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_suspend [2019-11-06 21:00:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure mddev_unlock [2019-11-06 21:00:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-11-06 21:00:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-11-06 21:00:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-11-06 21:00:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-06 21:00:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-06 21:00:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2019-11-06 21:00:29,771 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-11-06 21:00:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-11-06 21:00:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure raid5_set_cache_size [2019-11-06 21:00:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-11-06 21:00:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2019-11-06 21:00:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_page_io [2019-11-06 21:00:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-06 21:00:29,772 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-06 21:00:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-06 21:00:29,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-06 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-11-06 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-11-06 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-11-06 21:00:29,773 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-11-06 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2019-11-06 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2019-11-06 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2019-11-06 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-06 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2019-11-06 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2019-11-06 21:00:29,774 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-11-06 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-06 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-11-06 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-11-06 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-06 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-11-06 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-11-06 21:00:29,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2019-11-06 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-11-06 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2019-11-06 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-06 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-11-06 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2019-11-06 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-11-06 21:00:29,776 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-06 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-06 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure atomic64_read [2019-11-06 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-11-06 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-11-06 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_13 [2019-11-06 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_20 [2019-11-06 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-06 21:00:29,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-11-06 21:00:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_14 [2019-11-06 21:00:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-11-06 21:00:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:00:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-06 21:00:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:00:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-06 21:00:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-06 21:00:29,778 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-06 21:00:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-06 21:00:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:00:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-06 21:00:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-06 21:00:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-11-06 21:00:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-11-06 21:00:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-06 21:00:29,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-06 21:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-06 21:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-06 21:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-06 21:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-11-06 21:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_17 [2019-11-06 21:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-11-06 21:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-11-06 21:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-11-06 21:00:29,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-11-06 21:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-11-06 21:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-11-06 21:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-11-06 21:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-11-06 21:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-11-06 21:00:29,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-11-06 21:00:29,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-11-06 21:00:29,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-11-06 21:00:29,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_reconfig_mutex_of_mddev [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_reconfig_mutex_of_mddev [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_reconfig_mutex_of_mddev [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-11-06 21:00:29,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-11-06 21:00:29,788 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-11-06 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-11-06 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-06 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-06 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-06 21:00:29,789 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-06 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-11-06 21:00:29,790 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-11-06 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-11-06 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_2 [2019-11-06 21:00:29,792 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-11-06 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-11-06 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-11-06 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-11-06 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2019-11-06 21:00:29,793 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-11-06 21:00:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2019-11-06 21:00:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2019-11-06 21:00:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_opt [2019-11-06 21:00:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure queue_logical_block_size [2019-11-06 21:00:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_logical_block_size [2019-11-06 21:00:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_lock_nointr [2019-11-06 21:00:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_unlock [2019-11-06 21:00:29,843 INFO L130 BoogieDeclarations]: Found specification of procedure md_wakeup_thread [2019-11-06 21:00:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure md_reap_sync_thread [2019-11-06 21:00:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure md_error [2019-11-06 21:00:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_congested [2019-11-06 21:00:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure sync_page_io [2019-11-06 21:00:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_init [2019-11-06 21:00:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure md_run [2019-11-06 21:00:29,844 INFO L130 BoogieDeclarations]: Found specification of procedure md_stop [2019-11-06 21:00:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure md_stop_writes [2019-11-06 21:00:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure md_rdev_init [2019-11-06 21:00:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure md_rdev_clear [2019-11-06 21:00:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_suspend [2019-11-06 21:00:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure mddev_resume [2019-11-06 21:00:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure raid5_set_cache_size [2019-11-06 21:00:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_load [2019-11-06 21:00:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2019-11-06 21:00:29,845 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2019-11-06 21:00:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2019-11-06 21:00:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2019-11-06 21:00:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_add_target_callbacks [2019-11-06 21:00:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure dm_set_target_max_io_len [2019-11-06 21:00:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_mode [2019-11-06 21:00:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2019-11-06 21:00:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure to_sector [2019-11-06 21:00:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:00:29,846 INFO L130 BoogieDeclarations]: Found specification of procedure raid10_md_layout_to_format [2019-11-06 21:00:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure raid10_md_layout_to_copies [2019-11-06 21:00:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure raid10_format_to_md_layout [2019-11-06 21:00:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure get_raid_type [2019-11-06 21:00:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure context_alloc [2019-11-06 21:00:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:00:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure context_free [2019-11-06 21:00:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure dev_parms [2019-11-06 21:00:29,847 INFO L130 BoogieDeclarations]: Found specification of procedure validate_region_size [2019-11-06 21:00:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure validate_raid_redundancy [2019-11-06 21:00:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure parse_raid_params [2019-11-06 21:00:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:00:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure do_table_event [2019-11-06 21:00:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure raid_is_congested [2019-11-06 21:00:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure read_disk_sb [2019-11-06 21:00:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure super_sync [2019-11-06 21:00:29,848 INFO L130 BoogieDeclarations]: Found specification of procedure super_load [2019-11-06 21:00:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure super_init_validation [2019-11-06 21:00:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure super_validate [2019-11-06 21:00:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure analyse_superblocks [2019-11-06 21:00:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure configure_discard_support [2019-11-06 21:00:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure raid_ctr [2019-11-06 21:00:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure raid_dtr [2019-11-06 21:00:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure raid_map [2019-11-06 21:00:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-11-06 21:00:29,849 INFO L130 BoogieDeclarations]: Found specification of procedure decipher_sync_action [2019-11-06 21:00:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure raid_status [2019-11-06 21:00:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure raid_message [2019-11-06 21:00:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure raid_iterate_devices [2019-11-06 21:00:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-11-06 21:00:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure raid_io_hints [2019-11-06 21:00:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure raid_presuspend [2019-11-06 21:00:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure raid_postsuspend [2019-11-06 21:00:29,850 INFO L130 BoogieDeclarations]: Found specification of procedure attempt_restore_of_faulty_devices [2019-11-06 21:00:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-06 21:00:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure raid_resume [2019-11-06 21:00:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure raid_merge [2019-11-06 21:00:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-11-06 21:00:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure dm_raid_init [2019-11-06 21:00:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure dm_raid_exit [2019-11-06 21:00:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_preresume_2 [2019-11-06 21:00:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-06 21:00:29,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-06 21:00:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:00:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-06 21:00:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-11-06 21:00:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-11-06 21:00:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-11-06 21:00:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-11-06 21:00:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-11-06 21:00:29,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-11-06 21:00:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-11-06 21:00:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-11-06 21:00:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-11-06 21:00:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-11-06 21:00:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-11-06 21:00:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-11-06 21:00:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-11-06 21:00:29,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-11-06 21:00:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-11-06 21:00:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-11-06 21:00:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-11-06 21:00:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-11-06 21:00:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-11-06 21:00:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-11-06 21:00:29,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-11-06 21:00:29,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-11-06 21:00:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-11-06 21:00:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-11-06 21:00:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-11-06 21:00:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-11-06 21:00:29,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-11-06 21:00:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-11-06 21:00:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_reconfig_mutex_of_mddev [2019-11-06 21:00:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_reconfig_mutex_of_mddev [2019-11-06 21:00:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_reconfig_mutex_of_mddev [2019-11-06 21:00:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_reconfig_mutex_of_mddev [2019-11-06 21:00:29,859 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_reconfig_mutex_of_mddev [2019-11-06 21:00:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_reconfig_mutex_of_mddev [2019-11-06 21:00:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_reconfig_mutex_of_mddev [2019-11-06 21:00:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_reconfig_mutex_of_mddev [2019-11-06 21:00:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-06 21:00:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-11-06 21:00:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-06 21:00:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:00:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:00:29,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-06 21:00:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:00:29,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:00:30,924 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-06 21:00:40,120 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:00:40,120 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-06 21:00:40,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:00:40 BoogieIcfgContainer [2019-11-06 21:00:40,123 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:00:40,124 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:00:40,124 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:00:40,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:00:40,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:00:26" (1/3) ... [2019-11-06 21:00:40,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9cd928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:00:40, skipping insertion in model container [2019-11-06 21:00:40,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:00:29" (2/3) ... [2019-11-06 21:00:40,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f9cd928 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:00:40, skipping insertion in model container [2019-11-06 21:00:40,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:00:40" (3/3) ... [2019-11-06 21:00:40,131 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-raid.ko-entry_point.cil.out.i [2019-11-06 21:00:40,144 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:00:40,157 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:00:40,168 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:00:40,208 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:00:40,209 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:00:40,209 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:00:40,209 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:00:40,209 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:00:40,209 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:00:40,209 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:00:40,209 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:00:40,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states. [2019-11-06 21:00:40,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-11-06 21:00:40,292 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:00:40,293 INFO L410 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2019-11-06 21:00:40,296 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:00:40,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:00:40,302 INFO L82 PathProgramCache]: Analyzing trace with hash 1913972526, now seen corresponding path program 1 times [2019-11-06 21:00:40,311 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:00:40,312 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836122808] [2019-11-06 21:00:40,312 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:00:40,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,125 WARN L191 SmtUtils]: Spent 5.76 s on a formula simplification that was a NOOP. DAG size: 1072 [2019-11-06 21:00:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:00:47,709 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2019-11-06 21:00:47,710 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836122808] [2019-11-06 21:00:47,710 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:00:47,710 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 21:00:47,711 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091914360] [2019-11-06 21:00:47,715 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-06 21:00:47,715 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:00:47,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-06 21:00:47,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-11-06 21:00:47,731 INFO L87 Difference]: Start difference. First operand 1658 states. Second operand 8 states. [2019-11-06 21:00:53,468 WARN L191 SmtUtils]: Spent 5.69 s on a formula simplification that was a NOOP. DAG size: 1081 [2019-11-06 21:01:04,148 WARN L191 SmtUtils]: Spent 5.96 s on a formula simplification that was a NOOP. DAG size: 1083