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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 18:33:45,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 18:33:45,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 18:33:45,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 18:33:45,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 18:33:45,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 18:33:45,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 18:33:45,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 18:33:45,651 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 18:33:45,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 18:33:45,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 18:33:45,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 18:33:45,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 18:33:45,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 18:33:45,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 18:33:45,661 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 18:33:45,663 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 18:33:45,663 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 18:33:45,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 18:33:45,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 18:33:45,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 18:33:45,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 18:33:45,677 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 18:33:45,678 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 18:33:45,680 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 18:33:45,680 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 18:33:45,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 18:33:45,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 18:33:45,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 18:33:45,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 18:33:45,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 18:33:45,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 18:33:45,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 18:33:45,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 18:33:45,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 18:33:45,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 18:33:45,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 18:33:45,689 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 18:33:45,689 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 18:33:45,690 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 18:33:45,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 18:33:45,692 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 [2019-10-13 18:33:45,718 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 18:33:45,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 18:33:45,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 18:33:45,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 18:33:45,722 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 18:33:45,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 18:33:45,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 18:33:45,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 18:33:45,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 18:33:45,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 18:33:45,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 18:33:45,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 18:33:45,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 18:33:45,725 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 18:33:45,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 18:33:45,726 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 18:33:45,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 18:33:45,726 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 18:33:45,726 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 18:33:45,727 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 18:33:45,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 18:33:45,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 18:33:45,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 18:33:45,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 18:33:45,731 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 18:33:45,731 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 18:33:45,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 18:33:45,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 18:33:45,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 18:33:45,982 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 18:33:45,995 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 18:33:45,998 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 18:33:46,000 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 18:33:46,000 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 18:33:46,001 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i [2019-10-13 18:33:46,076 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1498c1fd/bf7fb8bef08f4965933e019f44dbf456/FLAGbf29fd96f [2019-10-13 18:33:46,779 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 18:33:46,781 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i [2019-10-13 18:33:46,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1498c1fd/bf7fb8bef08f4965933e019f44dbf456/FLAGbf29fd96f [2019-10-13 18:33:46,865 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1498c1fd/bf7fb8bef08f4965933e019f44dbf456 [2019-10-13 18:33:46,873 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 18:33:46,874 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 18:33:46,875 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 18:33:46,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 18:33:46,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 18:33:46,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:33:46" (1/1) ... [2019-10-13 18:33:46,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@616275b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:46, skipping insertion in model container [2019-10-13 18:33:46,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:33:46" (1/1) ... [2019-10-13 18:33:46,891 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 18:33:46,991 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 18:33:47,551 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2704] [2019-10-13 18:33:47,551 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2705-2706] [2019-10-13 18:33:48,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:33:48,347 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 18:33:48,413 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2704] [2019-10-13 18:33:48,413 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2705-2706] [2019-10-13 18:33:48,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 18:33:48,635 INFO L192 MainTranslator]: Completed translation [2019-10-13 18:33:48,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:48 WrapperNode [2019-10-13 18:33:48,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 18:33:48,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 18:33:48,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 18:33:48,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 18:33:48,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:48" (1/1) ... [2019-10-13 18:33:48,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:48" (1/1) ... [2019-10-13 18:33:48,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:48" (1/1) ... [2019-10-13 18:33:48,732 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:48" (1/1) ... [2019-10-13 18:33:48,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:48" (1/1) ... [2019-10-13 18:33:48,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:48" (1/1) ... [2019-10-13 18:33:48,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:48" (1/1) ... [2019-10-13 18:33:48,963 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 18:33:48,964 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 18:33:48,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 18:33:48,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 18:33:48,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:48" (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 [2019-10-13 18:33:49,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 18:33:49,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 18:33:49,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2019-10-13 18:33:49,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 18:33:49,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 18:33:49,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 18:33:49,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 18:33:49,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 18:33:49,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 18:33:49,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 18:33:49,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 18:33:49,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 18:33:49,040 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-10-13 18:33:49,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-13 18:33:49,041 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-13 18:33:49,041 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2019-10-13 18:33:49,041 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2019-10-13 18:33:49,042 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2019-10-13 18:33:49,042 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2019-10-13 18:33:49,042 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_input [2019-10-13 18:33:49,042 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_output [2019-10-13 18:33:49,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __gpio_set_value [2019-10-13 18:33:49,043 INFO L138 BoogieDeclarations]: Found implementation of procedure __gpio_to_irq [2019-10-13 18:33:49,043 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2019-10-13 18:33:49,043 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_to_irq [2019-10-13 18:33:49,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_21 [2019-10-13 18:33:49,043 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_platform_init [2019-10-13 18:33:49,043 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_enable [2019-10-13 18:33:49,044 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_disable [2019-10-13 18:33:49,044 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_add_len_crc [2019-10-13 18:33:49,044 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_remove_len_crc [2019-10-13 18:33:49,044 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_write [2019-10-13 18:33:49,044 INFO L138 BoogieDeclarations]: Found implementation of procedure get_frame_size [2019-10-13 18:33:49,044 INFO L138 BoogieDeclarations]: Found implementation of procedure check_crc [2019-10-13 18:33:49,045 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_repack [2019-10-13 18:33:49,045 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_read [2019-10-13 18:33:49,045 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_irq_thread_fn [2019-10-13 18:33:49,045 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_of_request_resources [2019-10-13 18:33:49,045 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_request_resources [2019-10-13 18:33:49,045 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_probe [2019-10-13 18:33:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_remove [2019-10-13 18:33:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_driver_init [2019-10-13 18:33:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_driver_exit [2019-10-13 18:33:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2019-10-13 18:33:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2019-10-13 18:33:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2019-10-13 18:33:49,046 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-13 18:33:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-13 18:33:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-13 18:33:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-13 18:33:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2019-10-13 18:33:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-13 18:33:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_driver_3 [2019-10-13 18:33:49,047 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2019-10-13 18:33:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 18:33:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-13 18:33:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_19 [2019-10-13 18:33:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-13 18:33:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_23 [2019-10-13 18:33:49,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_25 [2019-10-13 18:33:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_27 [2019-10-13 18:33:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2019-10-13 18:33:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2019-10-13 18:33:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_30 [2019-10-13 18:33:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2019-10-13 18:33:49,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_32 [2019-10-13 18:33:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_33 [2019-10-13 18:33:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-13 18:33:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 18:33:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-13 18:33:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-13 18:33:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-13 18:33:49,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-13 18:33:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_skb [2019-10-13 18:33:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-13 18:33:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-13 18:33:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-13 18:33:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-13 18:33:49,051 INFO L138 BoogieDeclarations]: Found implementation of procedure crc_ccitt [2019-10-13 18:33:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-13 18:33:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_gpio_request [2019-10-13 18:33:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2019-10-13 18:33:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2019-10-13 18:33:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_to_desc [2019-10-13 18:33:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiod_direction_input [2019-10-13 18:33:49,052 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiod_direction_output_raw [2019-10-13 18:33:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiod_to_irq [2019-10-13 18:33:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2019-10-13 18:33:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2019-10-13 18:33:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2019-10-13 18:33:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2019-10-13 18:33:49,053 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-13 18:33:49,054 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-13 18:33:49,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 18:33:49,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler1_1 [2019-10-13 18:33:49,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler1_2 [2019-10-13 18:33:49,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 18:33:49,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-13 18:33:49,054 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-13 18:33:49,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-13 18:33:49,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-13 18:33:49,055 INFO L138 BoogieDeclarations]: Found implementation of procedure nfc_hci_recv_frame [2019-10-13 18:33:49,055 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2019-10-13 18:33:49,055 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-13 18:33:49,055 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-10-13 18:33:49,055 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-10-13 18:33:49,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2019-10-13 18:33:49,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-13 18:33:49,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-13 18:33:49,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 18:33:49,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2019-10-13 18:33:49,056 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_probe [2019-10-13 18:33:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_remove [2019-10-13 18:33:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-10-13 18:33:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-13 18:33:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 18:33:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 18:33:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 18:33:49,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 18:33:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 18:33:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 18:33:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-13 18:33:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-13 18:33:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-13 18:33:49,058 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2019-10-13 18:33:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-13 18:33:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-13 18:33:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-13 18:33:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-13 18:33:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-13 18:33:49,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-13 18:33:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-13 18:33:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 18:33:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 18:33:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 18:33:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 18:33:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 18:33:49,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 18:33:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 18:33:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 18:33:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 18:33:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 18:33:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 18:33:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 18:33:49,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 18:33:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 18:33:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 18:33:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 18:33:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2019-10-13 18:33:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2019-10-13 18:33:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2019-10-13 18:33:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-13 18:33:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-13 18:33:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-13 18:33:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-13 18:33:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2019-10-13 18:33:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-13 18:33:49,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_driver_3 [2019-10-13 18:33:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2019-10-13 18:33:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure crc_ccitt [2019-10-13 18:33:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2019-10-13 18:33:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-10-13 18:33:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-13 18:33:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 18:33:49,064 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-13 18:33:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 18:33:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-13 18:33:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2019-10-13 18:33:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2019-10-13 18:33:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2019-10-13 18:33:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2019-10-13 18:33:49,065 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2019-10-13 18:33:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2019-10-13 18:33:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2019-10-13 18:33:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2019-10-13 18:33:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2019-10-13 18:33:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_direction_input [2019-10-13 18:33:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_direction_output_raw [2019-10-13 18:33:49,066 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_to_irq [2019-10-13 18:33:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_to_desc [2019-10-13 18:33:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_input [2019-10-13 18:33:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_output [2019-10-13 18:33:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure __gpio_set_value [2019-10-13 18:33:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure __gpio_to_irq [2019-10-13 18:33:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2019-10-13 18:33:49,067 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_to_irq [2019-10-13 18:33:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure devm_gpio_request [2019-10-13 18:33:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2019-10-13 18:33:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_19 [2019-10-13 18:33:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_33 [2019-10-13 18:33:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-13 18:33:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-10-13 18:33:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-13 18:33:49,068 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_skb [2019-10-13 18:33:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_21 [2019-10-13 18:33:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-13 18:33:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-10-13 18:33:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_25 [2019-10-13 18:33:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2019-10-13 18:33:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_27 [2019-10-13 18:33:49,069 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-10-13 18:33:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_23 [2019-10-13 18:33:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2019-10-13 18:33:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_32 [2019-10-13 18:33:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 18:33:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-13 18:33:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-13 18:33:49,070 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2019-10-13 18:33:49,071 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-13 18:33:49,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2019-10-13 18:33:49,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2019-10-13 18:33:49,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_30 [2019-10-13 18:33:49,071 INFO L130 BoogieDeclarations]: Found specification of procedure nfc_hci_recv_frame [2019-10-13 18:33:49,071 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_probe [2019-10-13 18:33:49,072 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_remove [2019-10-13 18:33:49,072 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_platform_init [2019-10-13 18:33:49,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 18:33:49,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 18:33:49,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 18:33:49,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 18:33:49,072 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_enable [2019-10-13 18:33:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_disable [2019-10-13 18:33:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_add_len_crc [2019-10-13 18:33:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_remove_len_crc [2019-10-13 18:33:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_write [2019-10-13 18:33:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure get_frame_size [2019-10-13 18:33:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure check_crc [2019-10-13 18:33:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_repack [2019-10-13 18:33:49,073 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 18:33:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_read [2019-10-13 18:33:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 18:33:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_irq_thread_fn [2019-10-13 18:33:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_of_request_resources [2019-10-13 18:33:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_request_resources [2019-10-13 18:33:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_probe [2019-10-13 18:33:49,074 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_remove [2019-10-13 18:33:49,075 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_driver_init [2019-10-13 18:33:49,075 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_driver_exit [2019-10-13 18:33:49,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler1_1 [2019-10-13 18:33:49,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 18:33:49,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 18:33:49,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler1_2 [2019-10-13 18:33:49,075 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 18:33:49,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-13 18:33:49,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-13 18:33:49,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-13 18:33:49,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-13 18:33:49,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-13 18:33:49,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-13 18:33:49,076 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 18:33:49,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-13 18:33:49,077 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 18:33:49,077 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 18:33:49,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 18:33:49,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 18:33:49,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 18:33:49,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 18:33:49,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 18:33:49,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 18:33:49,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 18:33:49,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 18:33:49,868 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 18:33:54,074 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 18:33:54,075 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 18:33:54,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:33:54 BoogieIcfgContainer [2019-10-13 18:33:54,080 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 18:33:54,082 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 18:33:54,083 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 18:33:54,093 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 18:33:54,093 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 06:33:46" (1/3) ... [2019-10-13 18:33:54,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624e849c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:33:54, skipping insertion in model container [2019-10-13 18:33:54,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:33:48" (2/3) ... [2019-10-13 18:33:54,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624e849c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 06:33:54, skipping insertion in model container [2019-10-13 18:33:54,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 06:33:54" (3/3) ... [2019-10-13 18:33:54,097 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i [2019-10-13 18:33:54,106 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 18:33:54,119 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 18:33:54,130 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 18:33:54,168 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 18:33:54,168 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 18:33:54,168 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 18:33:54,168 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 18:33:54,168 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 18:33:54,168 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 18:33:54,169 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 18:33:54,169 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 18:33:54,203 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states. [2019-10-13 18:33:54,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-13 18:33:54,234 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 18:33:54,235 INFO L380 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 18:33:54,238 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 18:33:54,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 18:33:54,244 INFO L82 PathProgramCache]: Analyzing trace with hash -707493983, now seen corresponding path program 1 times [2019-10-13 18:33:54,252 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 18:33:54,252 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955574132] [2019-10-13 18:33:54,252 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:33:54,252 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 18:33:54,253 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 18:33:54,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:33:57,221 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 598 [2019-10-13 18:33:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:33:57,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:33:57,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:33:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:33:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:33:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:33:57,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:33:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:33:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 18:33:57,449 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-10-13 18:33:57,450 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955574132] [2019-10-13 18:33:57,450 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 18:33:57,451 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 18:33:57,451 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251739115] [2019-10-13 18:33:57,455 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 18:33:57,456 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 18:33:57,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 18:33:57,470 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-13 18:33:57,472 INFO L87 Difference]: Start difference. First operand 777 states. Second operand 8 states. [2019-10-13 18:34:07,467 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 600 [2019-10-13 18:34:10,850 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification that was a NOOP. DAG size: 602 [2019-10-13 18:34:12,954 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 604 [2019-10-13 18:34:15,204 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 602 [2019-10-13 18:34:19,970 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 601