/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-3.0/module_get_put-drivers-block-loop.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 19:43:14,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 19:43:14,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 19:43:14,903 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 19:43:14,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 19:43:14,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 19:43:14,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 19:43:14,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 19:43:14,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 19:43:14,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 19:43:14,922 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 19:43:14,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 19:43:14,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 19:43:14,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 19:43:14,929 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 19:43:14,932 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 19:43:14,933 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 19:43:14,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 19:43:14,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 19:43:14,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 19:43:14,946 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 19:43:14,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 19:43:14,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 19:43:14,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 19:43:14,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 19:43:14,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 19:43:14,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 19:43:14,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 19:43:14,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 19:43:14,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 19:43:14,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 19:43:14,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 19:43:14,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 19:43:14,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 19:43:14,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 19:43:14,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 19:43:14,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 19:43:14,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 19:43:14,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 19:43:14,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 19:43:14,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 19:43:14,967 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 19:43:15,003 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 19:43:15,003 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 19:43:15,008 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 19:43:15,009 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 19:43:15,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 19:43:15,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 19:43:15,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 19:43:15,010 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 19:43:15,010 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 19:43:15,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 19:43:15,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 19:43:15,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 19:43:15,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 19:43:15,011 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 19:43:15,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 19:43:15,012 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 19:43:15,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 19:43:15,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 19:43:15,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 19:43:15,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 19:43:15,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 19:43:15,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 19:43:15,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 19:43:15,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 19:43:15,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 19:43:15,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 19:43:15,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 19:43:15,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 19:43:15,015 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 19:43:15,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 19:43:15,359 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 19:43:15,363 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 19:43:15,365 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 19:43:15,365 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 19:43:15,366 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2019-11-06 19:43:15,440 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd930ddca/a62efbbbc6634d1ab1678e3a707e5557/FLAG0c569e322 [2019-11-06 19:43:16,228 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 19:43:16,229 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-block-loop.ko.cil.out.i [2019-11-06 19:43:16,278 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd930ddca/a62efbbbc6634d1ab1678e3a707e5557/FLAG0c569e322 [2019-11-06 19:43:16,333 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd930ddca/a62efbbbc6634d1ab1678e3a707e5557 [2019-11-06 19:43:16,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 19:43:16,347 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 19:43:16,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 19:43:16,351 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 19:43:16,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 19:43:16,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:43:16" (1/1) ... [2019-11-06 19:43:16,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e89fa84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:16, skipping insertion in model container [2019-11-06 19:43:16,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 07:43:16" (1/1) ... [2019-11-06 19:43:16,371 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 19:43:16,567 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 19:43:18,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 19:43:18,401 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 19:43:18,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 19:43:19,204 INFO L192 MainTranslator]: Completed translation [2019-11-06 19:43:19,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:19 WrapperNode [2019-11-06 19:43:19,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 19:43:19,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 19:43:19,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 19:43:19,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 19:43:19,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:19" (1/1) ... [2019-11-06 19:43:19,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:19" (1/1) ... [2019-11-06 19:43:19,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:19" (1/1) ... [2019-11-06 19:43:19,345 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:19" (1/1) ... [2019-11-06 19:43:19,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:19" (1/1) ... [2019-11-06 19:43:19,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:19" (1/1) ... [2019-11-06 19:43:19,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:19" (1/1) ... [2019-11-06 19:43:19,589 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 19:43:19,589 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 19:43:19,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 19:43:19,590 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 19:43:19,591 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:19" (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 19:43:19,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 19:43:19,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 19:43:19,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~sector_t~0~TO~int [2019-11-06 19:43:19,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-11-06 19:43:19,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2019-11-06 19:43:19,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-06 19:43:19,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-11-06 19:43:19,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-11-06 19:43:19,676 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-11-06 19:43:19,676 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-11-06 19:43:19,676 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2019-11-06 19:43:19,677 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-11-06 19:43:19,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-11-06 19:43:19,679 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-11-06 19:43:19,681 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-11-06 19:43:19,681 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2019-11-06 19:43:19,684 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2019-11-06 19:43:19,684 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2019-11-06 19:43:19,684 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-06 19:43:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-11-06 19:43:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-11-06 19:43:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-11-06 19:43:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages [2019-11-06 19:43:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2019-11-06 19:43:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2019-11-06 19:43:19,685 INFO L138 BoogieDeclarations]: Found implementation of procedure new_encode_dev [2019-11-06 19:43:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure huge_encode_dev [2019-11-06 19:43:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2019-11-06 19:43:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-06 19:43:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-06 19:43:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2019-11-06 19:43:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2019-11-06 19:43:19,686 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-11-06 19:43:19,687 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-11-06 19:43:19,687 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-11-06 19:43:19,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disable [2019-11-06 19:43:19,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_enable [2019-11-06 19:43:19,687 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap [2019-11-06 19:43:19,687 INFO L138 BoogieDeclarations]: Found implementation of procedure kunmap [2019-11-06 19:43:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmap_atomic [2019-11-06 19:43:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2019-11-06 19:43:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_gfp_mask [2019-11-06 19:43:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mapping_set_gfp_mask [2019-11-06 19:43:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2019-11-06 19:43:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2019-11-06 19:43:19,688 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2019-11-06 19:43:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2019-11-06 19:43:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2019-11-06 19:43:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_none [2019-11-06 19:43:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure transfer_xor [2019-11-06 19:43:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure xor_init [2019-11-06 19:43:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure get_loop_size [2019-11-06 19:43:19,689 INFO L138 BoogieDeclarations]: Found implementation of procedure figure_loop_size [2019-11-06 19:43:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_do_transfer [2019-11-06 19:43:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure do_lo_send_aops [2019-11-06 19:43:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __do_lo_send_write [2019-11-06 19:43:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure do_lo_send_direct_write [2019-11-06 19:43:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure do_lo_send_write [2019-11-06 19:43:19,690 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_send [2019-11-06 19:43:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_splice_actor [2019-11-06 19:43:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_direct_splice_actor [2019-11-06 19:43:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure do_lo_receive [2019-11-06 19:43:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_receive [2019-11-06 19:43:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bio_filebacked [2019-11-06 19:43:19,691 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_add_bio [2019-11-06 19:43:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_bio [2019-11-06 19:43:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_make_request [2019-11-06 19:43:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_handle_bio [2019-11-06 19:43:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_thread [2019-11-06 19:43:19,692 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_switch [2019-11-06 19:43:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_flush [2019-11-06 19:43:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure do_loop_switch [2019-11-06 19:43:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_change_fd [2019-11-06 19:43:19,693 INFO L138 BoogieDeclarations]: Found implementation of procedure is_loop_device [2019-11-06 19:43:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_show [2019-11-06 19:43:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_backing_file_show [2019-11-06 19:43:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_offset_show [2019-11-06 19:43:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_sizelimit_show [2019-11-06 19:43:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_autoclear_show [2019-11-06 19:43:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_backing_file [2019-11-06 19:43:19,694 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_offset [2019-11-06 19:43:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_sizelimit [2019-11-06 19:43:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_attr_do_show_autoclear [2019-11-06 19:43:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_init [2019-11-06 19:43:19,695 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_sysfs_exit [2019-11-06 19:43:19,696 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_fd [2019-11-06 19:43:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_release_xfer [2019-11-06 19:43:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init_xfer [2019-11-06 19:43:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_clr_fd [2019-11-06 19:43:19,697 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status [2019-11-06 19:43:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status [2019-11-06 19:43:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_from_old [2019-11-06 19:43:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_to_old [2019-11-06 19:43:19,698 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_old [2019-11-06 19:43:19,748 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status64 [2019-11-06 19:43:19,748 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status_old [2019-11-06 19:43:19,748 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status64 [2019-11-06 19:43:19,748 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_capacity [2019-11-06 19:43:19,748 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_ioctl [2019-11-06 19:43:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_from_compat [2019-11-06 19:43:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_info64_to_compat [2019-11-06 19:43:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_set_status_compat [2019-11-06 19:43:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_get_status_compat [2019-11-06 19:43:19,749 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_compat_ioctl [2019-11-06 19:43:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_open [2019-11-06 19:43:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure lo_release [2019-11-06 19:43:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_register_transfer [2019-11-06 19:43:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_unregister_transfer [2019-11-06 19:43:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_alloc [2019-11-06 19:43:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_free [2019-11-06 19:43:19,750 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init_one [2019-11-06 19:43:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_del_one [2019-11-06 19:43:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_probe [2019-11-06 19:43:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_init [2019-11-06 19:43:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure loop_exit [2019-11-06 19:43:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 19:43:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-11-06 19:43:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-11-06 19:43:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-11-06 19:43:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-11-06 19:43:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-11-06 19:43:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-11-06 19:43:19,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-06 19:43:19,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___module_get_1 [2019-11-06 19:43:19,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2019-11-06 19:43:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_3 [2019-11-06 19:43:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_4 [2019-11-06 19:43:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_5 [2019-11-06 19:43:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2019-11-06 19:43:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2019-11-06 19:43:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-11-06 19:43:19,754 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-06 19:43:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-11-06 19:43:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2019-11-06 19:43:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-11-06 19:43:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-11-06 19:43:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __splice_from_pipe [2019-11-06 19:43:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-11-06 19:43:19,755 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2019-11-06 19:43:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-11-06 19:43:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-11-06 19:43:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-11-06 19:43:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-11-06 19:43:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure add_disk [2019-11-06 19:43:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_disk [2019-11-06 19:43:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_pages_current [2019-11-06 19:43:19,756 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_set_size [2019-11-06 19:43:19,760 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_alloc [2019-11-06 19:43:19,761 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2019-11-06 19:43:19,761 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2019-11-06 19:43:19,761 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_alloc_queue [2019-11-06 19:43:19,761 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2019-11-06 19:43:19,761 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_flush [2019-11-06 19:43:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_make_request [2019-11-06 19:43:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_register_region [2019-11-06 19:43:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_unregister_region [2019-11-06 19:43:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-11-06 19:43:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-11-06 19:43:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure d_path [2019-11-06 19:43:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2019-11-06 19:43:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure fget [2019-11-06 19:43:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure file_update_time [2019-11-06 19:43:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-11-06 19:43:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure fput [2019-11-06 19:43:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure get_disk [2019-11-06 19:43:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure invalidate_bdev [2019-11-06 19:43:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ioctl_by_bdev [2019-11-06 19:43:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent [2019-11-06 19:43:19,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-11-06 19:43:19,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2019-11-06 19:43:19,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2019-11-06 19:43:19,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-11-06 19:43:19,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-06 19:43:19,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2019-11-06 19:43:19,765 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-11-06 19:43:19,765 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2019-11-06 19:43:19,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-11-06 19:43:19,765 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-11-06 19:43:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pagecache_write_begin [2019-11-06 19:43:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure pagecache_write_end [2019-11-06 19:43:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-11-06 19:43:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-06 19:43:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2019-11-06 19:43:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2019-11-06 19:43:19,766 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-11-06 19:43:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure set_blocksize [2019-11-06 19:43:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure set_device_ro [2019-11-06 19:43:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure set_user_nice [2019-11-06 19:43:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure splice_direct_to_actor [2019-11-06 19:43:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2019-11-06 19:43:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2019-11-06 19:43:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2019-11-06 19:43:19,767 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_fsync [2019-11-06 19:43:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure vfs_getattr [2019-11-06 19:43:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-11-06 19:43:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-11-06 19:43:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-11-06 19:43:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2019-11-06 19:43:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-06 19:43:19,768 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-06 19:43:19,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-06 19:43:19,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-06 19:43:19,769 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-11-06 19:43:19,769 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 19:43:19,769 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-11-06 19:43:19,769 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-11-06 19:43:19,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 19:43:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-11-06 19:43:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-11-06 19:43:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2019-11-06 19:43:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-06 19:43:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-11-06 19:43:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2019-11-06 19:43:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2019-11-06 19:43:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-11-06 19:43:19,770 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-11-06 19:43:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-11-06 19:43:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-06 19:43:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-06 19:43:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-11-06 19:43:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-11-06 19:43:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-11-06 19:43:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-11-06 19:43:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-11-06 19:43:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2019-11-06 19:43:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2019-11-06 19:43:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2019-11-06 19:43:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-11-06 19:43:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-11-06 19:43:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-11-06 19:43:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-06 19:43:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-11-06 19:43:19,773 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-11-06 19:43:19,773 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-11-06 19:43:19,773 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-11-06 19:43:19,773 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-11-06 19:43:19,773 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-11-06 19:43:19,773 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-11-06 19:43:19,773 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-11-06 19:43:19,773 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-11-06 19:43:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-11-06 19:43:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-11-06 19:43:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 19:43:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 19:43:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 19:43:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-11-06 19:43:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-11-06 19:43:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages_current [2019-11-06 19:43:19,775 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_pages [2019-11-06 19:43:19,775 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2019-11-06 19:43:19,775 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-06 19:43:19,775 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2019-11-06 19:43:19,775 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2019-11-06 19:43:19,775 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent [2019-11-06 19:43:19,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___module_get_1 [2019-11-06 19:43:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_4 [2019-11-06 19:43:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2019-11-06 19:43:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_3 [2019-11-06 19:43:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_5 [2019-11-06 19:43:19,776 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2019-11-06 19:43:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-11-06 19:43:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-11-06 19:43:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-11-06 19:43:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-11-06 19:43:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-11-06 19:43:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-11-06 19:43:19,777 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-11-06 19:43:19,778 INFO L130 BoogieDeclarations]: Found specification of procedure set_user_nice [2019-11-06 19:43:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-11-06 19:43:19,782 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2019-11-06 19:43:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2019-11-06 19:43:19,783 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2019-11-06 19:43:19,788 INFO L130 BoogieDeclarations]: Found specification of procedure new_encode_dev [2019-11-06 19:43:19,789 INFO L130 BoogieDeclarations]: Found specification of procedure huge_encode_dev [2019-11-06 19:43:19,789 INFO L130 BoogieDeclarations]: Found specification of procedure d_path [2019-11-06 19:43:19,789 INFO L130 BoogieDeclarations]: Found specification of procedure pagecache_write_begin [2019-11-06 19:43:19,789 INFO L130 BoogieDeclarations]: Found specification of procedure pagecache_write_end [2019-11-06 19:43:19,789 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2019-11-06 19:43:19,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 19:43:19,789 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2019-11-06 19:43:19,789 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2019-11-06 19:43:19,790 INFO L130 BoogieDeclarations]: Found specification of procedure bd_set_size [2019-11-06 19:43:19,791 INFO L130 BoogieDeclarations]: Found specification of procedure invalidate_bdev [2019-11-06 19:43:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure ioctl_by_bdev [2019-11-06 19:43:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_fsync [2019-11-06 19:43:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure set_blocksize [2019-11-06 19:43:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure vfs_getattr [2019-11-06 19:43:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure file_update_time [2019-11-06 19:43:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure fput [2019-11-06 19:43:19,792 INFO L130 BoogieDeclarations]: Found specification of procedure fget [2019-11-06 19:43:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-06 19:43:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-06 19:43:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-06 19:43:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure add_disk [2019-11-06 19:43:19,793 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2019-11-06 19:43:19,794 INFO L130 BoogieDeclarations]: Found specification of procedure set_device_ro [2019-11-06 19:43:19,794 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2019-11-06 19:43:19,794 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2019-11-06 19:43:19,794 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_disk [2019-11-06 19:43:19,794 INFO L130 BoogieDeclarations]: Found specification of procedure get_disk [2019-11-06 19:43:19,794 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2019-11-06 19:43:19,794 INFO L130 BoogieDeclarations]: Found specification of procedure blk_register_region [2019-11-06 19:43:19,794 INFO L130 BoogieDeclarations]: Found specification of procedure blk_unregister_region [2019-11-06 19:43:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-11-06 19:43:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-11-06 19:43:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-11-06 19:43:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-11-06 19:43:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-11-06 19:43:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disable [2019-11-06 19:43:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_enable [2019-11-06 19:43:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure kmap [2019-11-06 19:43:19,795 INFO L130 BoogieDeclarations]: Found specification of procedure kunmap [2019-11-06 19:43:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure __kmap_atomic [2019-11-06 19:43:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2019-11-06 19:43:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_gfp_mask [2019-11-06 19:43:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure mapping_set_gfp_mask [2019-11-06 19:43:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure bio_alloc [2019-11-06 19:43:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2019-11-06 19:43:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2019-11-06 19:43:19,796 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2019-11-06 19:43:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2019-11-06 19:43:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 19:43:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2019-11-06 19:43:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2019-11-06 19:43:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2019-11-06 19:43:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_make_request [2019-11-06 19:43:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_flush [2019-11-06 19:43:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure blk_alloc_queue [2019-11-06 19:43:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure loop_register_transfer [2019-11-06 19:43:19,798 INFO L130 BoogieDeclarations]: Found specification of procedure loop_unregister_transfer [2019-11-06 19:43:19,798 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2019-11-06 19:43:19,798 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-11-06 19:43:19,798 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2019-11-06 19:43:19,798 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2019-11-06 19:43:19,798 INFO L130 BoogieDeclarations]: Found specification of procedure __splice_from_pipe [2019-11-06 19:43:19,798 INFO L130 BoogieDeclarations]: Found specification of procedure splice_direct_to_actor [2019-11-06 19:43:19,798 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_none [2019-11-06 19:43:19,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-06 19:43:19,799 INFO L130 BoogieDeclarations]: Found specification of procedure transfer_xor [2019-11-06 19:43:19,799 INFO L130 BoogieDeclarations]: Found specification of procedure xor_init [2019-11-06 19:43:19,799 INFO L130 BoogieDeclarations]: Found specification of procedure get_loop_size [2019-11-06 19:43:19,799 INFO L130 BoogieDeclarations]: Found specification of procedure figure_loop_size [2019-11-06 19:43:19,799 INFO L130 BoogieDeclarations]: Found specification of procedure lo_do_transfer [2019-11-06 19:43:19,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~X~int~X~~sector_t~0~TO~int [2019-11-06 19:43:19,799 INFO L130 BoogieDeclarations]: Found specification of procedure do_lo_send_aops [2019-11-06 19:43:19,799 INFO L130 BoogieDeclarations]: Found specification of procedure __do_lo_send_write [2019-11-06 19:43:19,800 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-11-06 19:43:19,800 INFO L130 BoogieDeclarations]: Found specification of procedure do_lo_send_direct_write [2019-11-06 19:43:19,800 INFO L130 BoogieDeclarations]: Found specification of procedure do_lo_send_write [2019-11-06 19:43:19,800 INFO L130 BoogieDeclarations]: Found specification of procedure lo_send [2019-11-06 19:43:19,800 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~loff_t~0~X~$Pointer$~TO~int [2019-11-06 19:43:19,800 INFO L130 BoogieDeclarations]: Found specification of procedure lo_splice_actor [2019-11-06 19:43:19,800 INFO L130 BoogieDeclarations]: Found specification of procedure lo_direct_splice_actor [2019-11-06 19:43:19,800 INFO L130 BoogieDeclarations]: Found specification of procedure do_lo_receive [2019-11-06 19:43:19,800 INFO L130 BoogieDeclarations]: Found specification of procedure lo_receive [2019-11-06 19:43:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure do_bio_filebacked [2019-11-06 19:43:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure loop_add_bio [2019-11-06 19:43:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_bio [2019-11-06 19:43:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure loop_make_request [2019-11-06 19:43:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure do_loop_switch [2019-11-06 19:43:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure loop_handle_bio [2019-11-06 19:43:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure loop_thread [2019-11-06 19:43:19,801 INFO L130 BoogieDeclarations]: Found specification of procedure loop_switch [2019-11-06 19:43:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure loop_flush [2019-11-06 19:43:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure loop_change_fd [2019-11-06 19:43:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure is_loop_device [2019-11-06 19:43:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_show [2019-11-06 19:43:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-11-06 19:43:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_backing_file_show [2019-11-06 19:43:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-11-06 19:43:19,802 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_offset_show [2019-11-06 19:43:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_sizelimit_show [2019-11-06 19:43:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_autoclear_show [2019-11-06 19:43:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_backing_file [2019-11-06 19:43:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_offset [2019-11-06 19:43:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_sizelimit [2019-11-06 19:43:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure loop_attr_do_show_autoclear [2019-11-06 19:43:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_init [2019-11-06 19:43:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure loop_sysfs_exit [2019-11-06 19:43:19,803 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_fd [2019-11-06 19:43:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure loop_release_xfer [2019-11-06 19:43:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-11-06 19:43:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init_xfer [2019-11-06 19:43:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure loop_clr_fd [2019-11-06 19:43:19,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-06 19:43:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status [2019-11-06 19:43:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status [2019-11-06 19:43:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_from_old [2019-11-06 19:43:19,805 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_to_old [2019-11-06 19:43:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_old [2019-11-06 19:43:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status64 [2019-11-06 19:43:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status_old [2019-11-06 19:43:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status64 [2019-11-06 19:43:19,806 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_capacity [2019-11-06 19:43:19,807 INFO L130 BoogieDeclarations]: Found specification of procedure lo_ioctl [2019-11-06 19:43:19,809 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2019-11-06 19:43:19,810 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_from_compat [2019-11-06 19:43:19,810 INFO L130 BoogieDeclarations]: Found specification of procedure loop_info64_to_compat [2019-11-06 19:43:19,811 INFO L130 BoogieDeclarations]: Found specification of procedure loop_set_status_compat [2019-11-06 19:43:19,811 INFO L130 BoogieDeclarations]: Found specification of procedure loop_get_status_compat [2019-11-06 19:43:19,813 INFO L130 BoogieDeclarations]: Found specification of procedure lo_compat_ioctl [2019-11-06 19:43:19,813 INFO L130 BoogieDeclarations]: Found specification of procedure lo_open [2019-11-06 19:43:19,813 INFO L130 BoogieDeclarations]: Found specification of procedure lo_release [2019-11-06 19:43:19,813 INFO L130 BoogieDeclarations]: Found specification of procedure loop_alloc [2019-11-06 19:43:19,813 INFO L130 BoogieDeclarations]: Found specification of procedure loop_free [2019-11-06 19:43:19,813 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init_one [2019-11-06 19:43:19,813 INFO L130 BoogieDeclarations]: Found specification of procedure loop_del_one [2019-11-06 19:43:19,813 INFO L130 BoogieDeclarations]: Found specification of procedure loop_probe [2019-11-06 19:43:19,814 INFO L130 BoogieDeclarations]: Found specification of procedure loop_init [2019-11-06 19:43:19,814 INFO L130 BoogieDeclarations]: Found specification of procedure loop_exit [2019-11-06 19:43:19,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-06 19:43:19,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-11-06 19:43:19,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-06 19:43:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 19:43:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 19:43:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-11-06 19:43:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2019-11-06 19:43:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-06 19:43:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-06 19:43:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-06 19:43:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-11-06 19:43:19,815 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-06 19:43:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 19:43:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 19:43:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-06 19:43:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 19:43:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-06 19:43:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 19:43:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-06 19:43:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-06 19:43:19,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-06 19:43:21,508 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-11-06 19:43:21,508 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-11-06 19:43:22,669 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-06 19:43:22,763 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-11-06 19:43:22,763 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-11-06 19:43:24,665 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-06 19:43:24,709 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-11-06 19:43:24,709 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-11-06 19:43:24,859 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-06 19:43:24,940 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-11-06 19:43:24,940 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-11-06 19:43:25,129 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-11-06 19:43:25,130 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-11-06 19:43:25,131 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-11-06 19:43:26,940 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 19:43:26,940 INFO L284 CfgBuilder]: Removed 2 assume(true) statements. [2019-11-06 19:43:26,942 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:43:26 BoogieIcfgContainer [2019-11-06 19:43:26,942 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 19:43:26,944 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 19:43:26,944 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 19:43:26,947 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 19:43:26,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 07:43:16" (1/3) ... [2019-11-06 19:43:26,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75320a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:43:26, skipping insertion in model container [2019-11-06 19:43:26,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 07:43:19" (2/3) ... [2019-11-06 19:43:26,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75320a9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 07:43:26, skipping insertion in model container [2019-11-06 19:43:26,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 07:43:26" (3/3) ... [2019-11-06 19:43:26,950 INFO L109 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-block-loop.ko.cil.out.i [2019-11-06 19:43:26,960 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 19:43:26,970 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 19:43:26,981 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 19:43:27,012 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 19:43:27,013 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 19:43:27,013 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 19:43:27,013 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 19:43:27,013 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 19:43:27,013 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 19:43:27,013 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 19:43:27,014 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 19:43:27,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1585 states. [2019-11-06 19:43:27,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-11-06 19:43:27,064 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 19:43:27,065 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 19:43:27,067 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 19:43:27,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 19:43:27,073 INFO L82 PathProgramCache]: Analyzing trace with hash -1529456141, now seen corresponding path program 1 times [2019-11-06 19:43:27,082 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 19:43:27,082 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599298119] [2019-11-06 19:43:27,083 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 19:43:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:43:28,348 WARN L191 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2019-11-06 19:43:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:43:28,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:43:28,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 19:43:28,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 19:43:28,544 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599298119] [2019-11-06 19:43:28,544 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 19:43:28,545 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-06 19:43:28,545 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886159619] [2019-11-06 19:43:28,549 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-06 19:43:28,550 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 19:43:28,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-06 19:43:28,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-11-06 19:43:28,566 INFO L87 Difference]: Start difference. First operand 1585 states. Second operand 5 states. [2019-11-06 19:43:29,645 WARN L191 SmtUtils]: Spent 561.00 ms on a formula simplification that was a NOOP. DAG size: 297