/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-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 20:55:51,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 20:55:51,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 20:55:51,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 20:55:51,852 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 20:55:51,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 20:55:51,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 20:55:51,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 20:55:51,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 20:55:51,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 20:55:51,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 20:55:51,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 20:55:51,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 20:55:51,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 20:55:51,876 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 20:55:51,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 20:55:51,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 20:55:51,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 20:55:51,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 20:55:51,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 20:55:51,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 20:55:51,896 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 20:55:51,897 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 20:55:51,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 20:55:51,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 20:55:51,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 20:55:51,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 20:55:51,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 20:55:51,904 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 20:55:51,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 20:55:51,905 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 20:55:51,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 20:55:51,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 20:55:51,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 20:55:51,911 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 20:55:51,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 20:55:51,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 20:55:51,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 20:55:51,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 20:55:51,913 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 20:55:51,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 20:55:51,914 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 20:55:51,950 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 20:55:51,950 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 20:55:51,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 20:55:51,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 20:55:51,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 20:55:51,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 20:55:51,952 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 20:55:51,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 20:55:51,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 20:55:51,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 20:55:51,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 20:55:51,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 20:55:51,953 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 20:55:51,953 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 20:55:51,953 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 20:55:51,953 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 20:55:51,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 20:55:51,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 20:55:51,954 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 20:55:51,954 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 20:55:51,954 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 20:55:51,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 20:55:51,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 20:55:51,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 20:55:51,955 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 20:55:51,955 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 20:55:51,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 20:55:51,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 20:55:51,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 20:55:52,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 20:55:52,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 20:55:52,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 20:55:52,265 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 20:55:52,265 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 20:55:52,266 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2019-11-06 20:55:52,338 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd2ec8887/c94a82dc591c4c4f9e70c5f4b921e779/FLAGd595c2263 [2019-11-06 20:55:53,078 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 20:55:53,079 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2019-11-06 20:55:53,122 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd2ec8887/c94a82dc591c4c4f9e70c5f4b921e779/FLAGd595c2263 [2019-11-06 20:55:53,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd2ec8887/c94a82dc591c4c4f9e70c5f4b921e779 [2019-11-06 20:55:53,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 20:55:53,165 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 20:55:53,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 20:55:53,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 20:55:53,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 20:55:53,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:55:53" (1/1) ... [2019-11-06 20:55:53,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44d09614 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:53, skipping insertion in model container [2019-11-06 20:55:53,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 08:55:53" (1/1) ... [2019-11-06 20:55:53,181 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 20:55:53,295 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 20:55:54,659 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 20:55:54,685 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 20:55:55,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 20:55:55,463 INFO L192 MainTranslator]: Completed translation [2019-11-06 20:55:55,464 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:55 WrapperNode [2019-11-06 20:55:55,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 20:55:55,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 20:55:55,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 20:55:55,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 20:55:55,482 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:55" (1/1) ... [2019-11-06 20:55:55,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:55" (1/1) ... [2019-11-06 20:55:55,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:55" (1/1) ... [2019-11-06 20:55:55,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:55" (1/1) ... [2019-11-06 20:55:55,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:55" (1/1) ... [2019-11-06 20:55:55,666 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:55" (1/1) ... [2019-11-06 20:55:55,683 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:55" (1/1) ... [2019-11-06 20:55:55,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 20:55:55,721 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 20:55:55,721 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 20:55:55,721 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 20:55:55,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:55" (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 20:55:55,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 20:55:55,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 20:55:55,800 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-11-06 20:55:55,800 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-11-06 20:55:55,800 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-11-06 20:55:55,801 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2019-11-06 20:55:55,801 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-11-06 20:55:55,802 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-11-06 20:55:55,802 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2019-11-06 20:55:55,803 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-11-06 20:55:55,803 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-11-06 20:55:55,803 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-11-06 20:55:55,804 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-11-06 20:55:55,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-11-06 20:55:55,805 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-11-06 20:55:55,805 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-11-06 20:55:55,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-11-06 20:55:55,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-11-06 20:55:55,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-11-06 20:55:55,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-11-06 20:55:55,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-11-06 20:55:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-11-06 20:55:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-11-06 20:55:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-11-06 20:55:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-11-06 20:55:55,809 INFO L138 BoogieDeclarations]: Found implementation of procedure mdname [2019-11-06 20:55:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure sync_ast [2019-11-06 20:55:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lock_sync [2019-11-06 20:55:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_unlock_sync [2019-11-06 20:55:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure lockres_init [2019-11-06 20:55:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure lockres_free [2019-11-06 20:55:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pretty_uuid [2019-11-06 20:55:55,810 INFO L138 BoogieDeclarations]: Found implementation of procedure add_resync_info [2019-11-06 20:55:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure read_resync_info [2019-11-06 20:55:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_bitmaps [2019-11-06 20:55:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_prep [2019-11-06 20:55:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_slot [2019-11-06 20:55:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_done [2019-11-06 20:55:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ack_bast [2019-11-06 20:55:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_suspend_info [2019-11-06 20:55:55,811 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_suspend_info [2019-11-06 20:55:55,812 INFO L138 BoogieDeclarations]: Found implementation of procedure process_suspend_info [2019-11-06 20:55:55,812 INFO L138 BoogieDeclarations]: Found implementation of procedure process_add_new_disk [2019-11-06 20:55:55,813 INFO L138 BoogieDeclarations]: Found implementation of procedure process_metadata_update [2019-11-06 20:55:55,813 INFO L138 BoogieDeclarations]: Found implementation of procedure process_remove_disk [2019-11-06 20:55:55,813 INFO L138 BoogieDeclarations]: Found implementation of procedure process_readd_disk [2019-11-06 20:55:55,813 INFO L138 BoogieDeclarations]: Found implementation of procedure process_recvd_msg [2019-11-06 20:55:55,813 INFO L138 BoogieDeclarations]: Found implementation of procedure recv_daemon [2019-11-06 20:55:55,813 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_comm [2019-11-06 20:55:55,813 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_comm [2019-11-06 20:55:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __sendmsg [2019-11-06 20:55:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure sendmsg [2019-11-06 20:55:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure gather_all_resync_info [2019-11-06 20:55:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure join [2019-11-06 20:55:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure leave [2019-11-06 20:55:55,814 INFO L138 BoogieDeclarations]: Found implementation of procedure slot_number [2019-11-06 20:55:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_info_update [2019-11-06 20:55:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_update_start [2019-11-06 20:55:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_update_finish [2019-11-06 20:55:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_update_cancel [2019-11-06 20:55:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_send [2019-11-06 20:55:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_start [2019-11-06 20:55:55,815 INFO L138 BoogieDeclarations]: Found implementation of procedure resync_finish [2019-11-06 20:55:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure area_resyncing [2019-11-06 20:55:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure add_new_disk_start [2019-11-06 20:55:55,816 INFO L138 BoogieDeclarations]: Found implementation of procedure add_new_disk_finish [2019-11-06 20:55:55,817 INFO L138 BoogieDeclarations]: Found implementation of procedure new_disk_ack [2019-11-06 20:55:55,817 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_disk [2019-11-06 20:55:55,817 INFO L138 BoogieDeclarations]: Found implementation of procedure gather_bitmaps [2019-11-06 20:55:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cluster_init [2019-11-06 20:55:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cluster_exit [2019-11-06 20:55:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_dlm_lockspace_ops_2 [2019-11-06 20:55:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_md_cluster_operations_1 [2019-11-06 20:55:55,818 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 20:55:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_5 [2019-11-06 20:55:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2019-11-06 20:55:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-11-06 20:55:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-11-06 20:55:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-11-06 20:55:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-11-06 20:55:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-11-06 20:55:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2019-11-06 20:55:55,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2019-11-06 20:55:55,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2019-11-06 20:55:55,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2019-11-06 20:55:55,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2019-11-06 20:55:55,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-11-06 20:55:55,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-11-06 20:55:55,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-11-06 20:55:55,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-11-06 20:55:55,823 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-11-06 20:55:55,824 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-11-06 20:55:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-11-06 20:55:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_copy_from_slot [2019-11-06 20:55:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-11-06 20:55:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_lock [2019-11-06 20:55:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_new_lockspace [2019-11-06 20:55:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_release_lockspace [2019-11-06 20:55:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dlm_unlock [2019-11-06 20:55:55,826 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_uevent_env [2019-11-06 20:55:55,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-11-06 20:55:55,826 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-11-06 20:55:55,826 INFO L138 BoogieDeclarations]: Found implementation of procedure md_check_recovery [2019-11-06 20:55:55,826 INFO L138 BoogieDeclarations]: Found implementation of procedure md_find_rdev_nr_rcu [2019-11-06 20:55:55,826 INFO L138 BoogieDeclarations]: Found implementation of procedure md_kick_rdev_from_array [2019-11-06 20:55:55,826 INFO L138 BoogieDeclarations]: Found implementation of procedure md_register_thread [2019-11-06 20:55:55,827 INFO L138 BoogieDeclarations]: Found implementation of procedure md_reload_sb [2019-11-06 20:55:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure md_unregister_thread [2019-11-06 20:55:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure md_update_sb [2019-11-06 20:55:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure md_wakeup_thread [2019-11-06 20:55:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-11-06 20:55:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure register_md_cluster_operations [2019-11-06 20:55:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2019-11-06 20:55:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_md_cluster_operations [2019-11-06 20:55:55,829 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-11-06 20:55:55,829 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2019-11-06 20:55:55,830 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-11-06 20:55:55,830 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-11-06 20:55:55,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-11-06 20:55:55,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-11-06 20:55:55,832 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-11-06 20:55:55,832 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-11-06 20:55:55,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 20:55:55,832 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-11-06 20:55:55,833 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-11-06 20:55:55,833 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-11-06 20:55:55,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 20:55:55,834 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2019-11-06 20:55:55,834 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-11-06 20:55:55,834 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2019-11-06 20:55:55,834 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-11-06 20:55:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-11-06 20:55:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 20:55:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-11-06 20:55:55,835 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-11-06 20:55:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 20:55:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-11-06 20:55:55,836 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2019-11-06 20:55:55,837 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-11-06 20:55:55,838 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-11-06 20:55:55,841 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-11-06 20:55:55,842 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-11-06 20:55:55,842 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2019-11-06 20:55:55,843 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-11-06 20:55:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-11-06 20:55:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-11-06 20:55:55,848 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-11-06 20:55:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-11-06 20:55:55,849 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-11-06 20:55:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-11-06 20:55:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-11-06 20:55:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-11-06 20:55:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 20:55:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 20:55:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 20:55:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-11-06 20:55:55,850 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2019-11-06 20:55:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-11-06 20:55:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_uevent_env [2019-11-06 20:55:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_5 [2019-11-06 20:55:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2019-11-06 20:55:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2019-11-06 20:55:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2019-11-06 20:55:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-11-06 20:55:55,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-11-06 20:55:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-11-06 20:55:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-11-06 20:55:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-11-06 20:55:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 20:55:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-06 20:55:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 20:55:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-11-06 20:55:55,852 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-06 20:55:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-11-06 20:55:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 20:55:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-11-06 20:55:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-11-06 20:55:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-11-06 20:55:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-11-06 20:55:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-11-06 20:55:55,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-11-06 20:55:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-11-06 20:55:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-11-06 20:55:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-11-06 20:55:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_dlm_lockspace_ops_2 [2019-11-06 20:55:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_md_cluster_operations_1 [2019-11-06 20:55:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_new_lockspace [2019-11-06 20:55:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_release_lockspace [2019-11-06 20:55:55,854 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lock [2019-11-06 20:55:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_unlock [2019-11-06 20:55:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-11-06 20:55:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure mdname [2019-11-06 20:55:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure register_md_cluster_operations [2019-11-06 20:55:55,855 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_md_cluster_operations [2019-11-06 20:55:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure md_register_thread [2019-11-06 20:55:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure md_unregister_thread [2019-11-06 20:55:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure md_wakeup_thread [2019-11-06 20:55:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure md_check_recovery [2019-11-06 20:55:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure md_reload_sb [2019-11-06 20:55:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure md_update_sb [2019-11-06 20:55:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure md_kick_rdev_from_array [2019-11-06 20:55:55,856 INFO L130 BoogieDeclarations]: Found specification of procedure md_find_rdev_nr_rcu [2019-11-06 20:55:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_copy_from_slot [2019-11-06 20:55:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure sync_ast [2019-11-06 20:55:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_lock_sync [2019-11-06 20:55:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure dlm_unlock_sync [2019-11-06 20:55:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure lockres_init [2019-11-06 20:55:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure lockres_free [2019-11-06 20:55:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure pretty_uuid [2019-11-06 20:55:55,857 INFO L130 BoogieDeclarations]: Found specification of procedure add_resync_info [2019-11-06 20:55:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure read_resync_info [2019-11-06 20:55:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-11-06 20:55:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure recover_bitmaps [2019-11-06 20:55:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure recover_prep [2019-11-06 20:55:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure recover_slot [2019-11-06 20:55:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure recover_done [2019-11-06 20:55:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure ack_bast [2019-11-06 20:55:55,858 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_suspend_info [2019-11-06 20:55:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure remove_suspend_info [2019-11-06 20:55:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure process_suspend_info [2019-11-06 20:55:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure process_add_new_disk [2019-11-06 20:55:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure process_metadata_update [2019-11-06 20:55:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure process_remove_disk [2019-11-06 20:55:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure process_readd_disk [2019-11-06 20:55:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure process_recvd_msg [2019-11-06 20:55:55,859 INFO L130 BoogieDeclarations]: Found specification of procedure recv_daemon [2019-11-06 20:55:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure lock_comm [2019-11-06 20:55:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_comm [2019-11-06 20:55:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure __sendmsg [2019-11-06 20:55:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-11-06 20:55:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure sendmsg [2019-11-06 20:55:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure gather_all_resync_info [2019-11-06 20:55:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure join [2019-11-06 20:55:55,860 INFO L130 BoogieDeclarations]: Found specification of procedure leave [2019-11-06 20:55:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure slot_number [2019-11-06 20:55:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure resync_info_update [2019-11-06 20:55:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_update_start [2019-11-06 20:55:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_update_finish [2019-11-06 20:55:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_update_cancel [2019-11-06 20:55:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure resync_send [2019-11-06 20:55:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure resync_start [2019-11-06 20:55:55,861 INFO L130 BoogieDeclarations]: Found specification of procedure resync_finish [2019-11-06 20:55:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure area_resyncing [2019-11-06 20:55:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure add_new_disk_start [2019-11-06 20:55:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure add_new_disk_finish [2019-11-06 20:55:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure new_disk_ack [2019-11-06 20:55:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure remove_disk [2019-11-06 20:55:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure gather_bitmaps [2019-11-06 20:55:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure cluster_init [2019-11-06 20:55:55,862 INFO L130 BoogieDeclarations]: Found specification of procedure cluster_exit [2019-11-06 20:55:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-11-06 20:55:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-11-06 20:55:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 20:55:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-11-06 20:55:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-11-06 20:55:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-11-06 20:55:55,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-11-06 20:55:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-11-06 20:55:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2019-11-06 20:55:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2019-11-06 20:55:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2019-11-06 20:55:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-11-06 20:55:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 20:55:55,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 20:55:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 20:55:55,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-06 20:55:55,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 20:55:55,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-11-06 20:55:55,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-11-06 20:55:55,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-11-06 20:55:55,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-11-06 20:55:56,850 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-11-06 20:56:00,314 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2019-11-06 20:56:00,785 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 20:56:00,786 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-06 20:56:00,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 08:56:00 BoogieIcfgContainer [2019-11-06 20:56:00,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 20:56:00,789 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 20:56:00,789 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 20:56:00,793 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 20:56:00,793 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 08:55:53" (1/3) ... [2019-11-06 20:56:00,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b754fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 08:56:00, skipping insertion in model container [2019-11-06 20:56:00,794 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 08:55:55" (2/3) ... [2019-11-06 20:56:00,794 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b754fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 08:56:00, skipping insertion in model container [2019-11-06 20:56:00,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 08:56:00" (3/3) ... [2019-11-06 20:56:00,796 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--md--md-cluster.ko-entry_point.cil.out.i [2019-11-06 20:56:00,806 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 20:56:00,822 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 20:56:00,834 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 20:56:00,872 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 20:56:00,872 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 20:56:00,872 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 20:56:00,872 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 20:56:00,872 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 20:56:00,872 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 20:56:00,872 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 20:56:00,873 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 20:56:00,923 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states. [2019-11-06 20:56:00,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-11-06 20:56:00,949 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 20:56:00,950 INFO L410 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 3, 3, 3, 3, 3, 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 20:56:00,953 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 20:56:00,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 20:56:00,957 INFO L82 PathProgramCache]: Analyzing trace with hash 567779153, now seen corresponding path program 1 times [2019-11-06 20:56:00,964 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 20:56:00,964 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696387375] [2019-11-06 20:56:00,964 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 20:56:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,329 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 502 [2019-11-06 20:56:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 20:56:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 519 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2019-11-06 20:56:03,794 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696387375] [2019-11-06 20:56:03,795 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 20:56:03,795 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-06 20:56:03,796 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259292751] [2019-11-06 20:56:03,801 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-06 20:56:03,801 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 20:56:03,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-06 20:56:03,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-11-06 20:56:03,818 INFO L87 Difference]: Start difference. First operand 923 states. Second operand 7 states. [2019-11-06 20:56:05,337 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 511 [2019-11-06 20:56:14,269 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 513 [2019-11-06 20:56:16,226 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 504