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 0.1.24-13a467a-m [2019-10-14 22:32:45,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 22:32:45,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 22:32:45,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 22:32:45,964 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 22:32:45,966 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 22:32:45,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 22:32:45,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 22:32:45,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 22:32:45,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 22:32:45,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 22:32:45,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 22:32:45,992 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 22:32:45,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 22:32:45,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 22:32:45,998 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 22:32:46,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 22:32:46,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 22:32:46,002 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 22:32:46,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 22:32:46,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 22:32:46,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 22:32:46,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 22:32:46,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 22:32:46,024 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 22:32:46,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 22:32:46,025 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 22:32:46,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 22:32:46,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 22:32:46,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 22:32:46,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 22:32:46,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 22:32:46,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 22:32:46,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 22:32:46,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 22:32:46,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 22:32:46,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 22:32:46,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 22:32:46,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 22:32:46,037 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 22:32:46,038 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 22:32:46,039 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 [2019-10-14 22:32:46,074 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 22:32:46,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 22:32:46,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 22:32:46,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 22:32:46,079 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 22:32:46,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 22:32:46,079 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 22:32:46,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 22:32:46,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 22:32:46,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 22:32:46,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 22:32:46,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 22:32:46,083 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 22:32:46,084 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 22:32:46,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 22:32:46,084 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 22:32:46,084 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 22:32:46,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 22:32:46,085 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 22:32:46,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 22:32:46,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 22:32:46,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 22:32:46,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 22:32:46,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 22:32:46,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 22:32:46,086 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 22:32:46,088 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 22:32:46,088 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 22:32:46,089 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 22:32:46,397 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 22:32:46,415 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 22:32:46,419 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 22:32:46,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 22:32:46,420 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 22:32:46,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i [2019-10-14 22:32:46,478 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7d6b9268/460dc0170f7b49b0bf01a5b7f30ac9be/FLAG9712ca9cd [2019-10-14 22:32:47,199 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 22:32:47,201 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--nfc--st21nfca--st21nfca_i2c.ko-entry_point.cil.out.i [2019-10-14 22:32:47,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7d6b9268/460dc0170f7b49b0bf01a5b7f30ac9be/FLAG9712ca9cd [2019-10-14 22:32:47,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f7d6b9268/460dc0170f7b49b0bf01a5b7f30ac9be [2019-10-14 22:32:47,748 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 22:32:47,749 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 22:32:47,750 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 22:32:47,750 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 22:32:47,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 22:32:47,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:32:47" (1/1) ... [2019-10-14 22:32:47,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d8ce6b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:47, skipping insertion in model container [2019-10-14 22:32:47,761 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:32:47" (1/1) ... [2019-10-14 22:32:47,767 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 22:32:47,867 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 22:32:48,420 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2704] [2019-10-14 22:32:48,421 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] [2019-10-14 22:32:49,330 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 22:32:49,367 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 22:32:49,447 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2704] [2019-10-14 22:32:49,447 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] [2019-10-14 22:32:49,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 22:32:49,778 INFO L192 MainTranslator]: Completed translation [2019-10-14 22:32:49,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:49 WrapperNode [2019-10-14 22:32:49,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 22:32:49,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 22:32:49,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 22:32:49,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 22:32:49,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:49" (1/1) ... [2019-10-14 22:32:49,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:49" (1/1) ... [2019-10-14 22:32:49,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:49" (1/1) ... [2019-10-14 22:32:49,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:49" (1/1) ... [2019-10-14 22:32:50,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:49" (1/1) ... [2019-10-14 22:32:50,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:49" (1/1) ... [2019-10-14 22:32:50,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:49" (1/1) ... [2019-10-14 22:32:50,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 22:32:50,130 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 22:32:50,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 22:32:50,132 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 22:32:50,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:49" (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 [2019-10-14 22:32:50,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 22:32:50,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 22:32:50,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2019-10-14 22:32:50,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-14 22:32:50,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-14 22:32:50,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-14 22:32:50,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-14 22:32:50,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-14 22:32:50,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-14 22:32:50,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-14 22:32:50,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-14 22:32:50,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-14 22:32:50,243 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2019-10-14 22:32:50,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-14 22:32:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-14 22:32:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2019-10-14 22:32:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2019-10-14 22:32:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2019-10-14 22:32:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2019-10-14 22:32:50,244 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_input [2019-10-14 22:32:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_direction_output [2019-10-14 22:32:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __gpio_set_value [2019-10-14 22:32:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __gpio_to_irq [2019-10-14 22:32:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_set_value [2019-10-14 22:32:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_to_irq [2019-10-14 22:32:50,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_21 [2019-10-14 22:32:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_platform_init [2019-10-14 22:32:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_enable [2019-10-14 22:32:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_disable [2019-10-14 22:32:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_add_len_crc [2019-10-14 22:32:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_remove_len_crc [2019-10-14 22:32:50,246 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_write [2019-10-14 22:32:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure get_frame_size [2019-10-14 22:32:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure check_crc [2019-10-14 22:32:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_repack [2019-10-14 22:32:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_read [2019-10-14 22:32:50,247 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_irq_thread_fn [2019-10-14 22:32:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_of_request_resources [2019-10-14 22:32:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_request_resources [2019-10-14 22:32:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_probe [2019-10-14 22:32:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_remove [2019-10-14 22:32:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_driver_init [2019-10-14 22:32:50,248 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_i2c_driver_exit [2019-10-14 22:32:50,249 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_2 [2019-10-14 22:32:50,249 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2019-10-14 22:32:50,249 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2019-10-14 22:32:50,249 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-14 22:32:50,249 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-14 22:32:50,249 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-14 22:32:50,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-14 22:32:50,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2019-10-14 22:32:50,250 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-14 22:32:50,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_i2c_driver_3 [2019-10-14 22:32:50,250 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2019-10-14 22:32:50,250 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 22:32:50,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-14 22:32:50,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_19 [2019-10-14 22:32:50,251 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2019-10-14 22:32:50,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_23 [2019-10-14 22:32:50,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_25 [2019-10-14 22:32:50,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_27 [2019-10-14 22:32:50,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2019-10-14 22:32:50,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2019-10-14 22:32:50,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_30 [2019-10-14 22:32:50,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2019-10-14 22:32:50,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_32 [2019-10-14 22:32:50,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_request_threaded_irq_33 [2019-10-14 22:32:50,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-14 22:32:50,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-14 22:32:50,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-14 22:32:50,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-14 22:32:50,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-14 22:32:50,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-14 22:32:50,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_skb [2019-10-14 22:32:50,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-14 22:32:50,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2019-10-14 22:32:50,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-14 22:32:50,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-14 22:32:50,257 INFO L138 BoogieDeclarations]: Found implementation of procedure crc_ccitt [2019-10-14 22:32:50,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-14 22:32:50,257 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_gpio_request [2019-10-14 22:32:50,258 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2019-10-14 22:32:50,258 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2019-10-14 22:32:50,259 INFO L138 BoogieDeclarations]: Found implementation of procedure gpio_to_desc [2019-10-14 22:32:50,259 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiod_direction_input [2019-10-14 22:32:50,259 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiod_direction_output_raw [2019-10-14 22:32:50,259 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiod_to_irq [2019-10-14 22:32:50,260 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2019-10-14 22:32:50,260 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_recv [2019-10-14 22:32:50,260 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_master_send [2019-10-14 22:32:50,260 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2019-10-14 22:32:50,261 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-14 22:32:50,261 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-14 22:32:50,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-14 22:32:50,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler1_1 [2019-10-14 22:32:50,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler1_2 [2019-10-14 22:32:50,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-14 22:32:50,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-14 22:32:50,262 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-14 22:32:50,262 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2019-10-14 22:32:50,262 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-14 22:32:50,262 INFO L138 BoogieDeclarations]: Found implementation of procedure nfc_hci_recv_frame [2019-10-14 22:32:50,262 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2019-10-14 22:32:50,263 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-14 22:32:50,263 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-10-14 22:32:50,263 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-10-14 22:32:50,263 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2019-10-14 22:32:50,263 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-14 22:32:50,263 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-14 22:32:50,263 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-14 22:32:50,264 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2019-10-14 22:32:50,264 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_probe [2019-10-14 22:32:50,264 INFO L138 BoogieDeclarations]: Found implementation of procedure st21nfca_hci_remove [2019-10-14 22:32:50,264 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2019-10-14 22:32:50,265 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-14 22:32:50,265 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-14 22:32:50,265 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-14 22:32:50,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-14 22:32:50,266 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-14 22:32:50,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 22:32:50,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-14 22:32:50,267 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-14 22:32:50,267 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2019-10-14 22:32:50,268 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-14 22:32:50,268 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2019-10-14 22:32:50,268 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-14 22:32:50,268 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-14 22:32:50,269 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2019-10-14 22:32:50,269 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-14 22:32:50,269 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-14 22:32:50,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-14 22:32:50,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-14 22:32:50,270 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 22:32:50,270 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-14 22:32:50,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 22:32:50,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-14 22:32:50,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-14 22:32:50,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 22:32:50,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-14 22:32:50,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 22:32:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-14 22:32:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-14 22:32:50,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-14 22:32:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-14 22:32:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-14 22:32:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-14 22:32:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-14 22:32:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-14 22:32:50,283 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_2 [2019-10-14 22:32:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2019-10-14 22:32:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2019-10-14 22:32:50,284 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-14 22:32:50,285 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-14 22:32:50,285 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-14 22:32:50,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-14 22:32:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2019-10-14 22:32:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-14 22:32:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_i2c_driver_3 [2019-10-14 22:32:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2019-10-14 22:32:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure crc_ccitt [2019-10-14 22:32:50,286 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2019-10-14 22:32:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2019-10-14 22:32:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-14 22:32:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 22:32:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-14 22:32:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 22:32:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-14 22:32:50,287 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_send [2019-10-14 22:32:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_master_recv [2019-10-14 22:32:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2019-10-14 22:32:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2019-10-14 22:32:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2019-10-14 22:32:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2019-10-14 22:32:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2019-10-14 22:32:50,288 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2019-10-14 22:32:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2019-10-14 22:32:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_direction_input [2019-10-14 22:32:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_direction_output_raw [2019-10-14 22:32:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_to_irq [2019-10-14 22:32:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_to_desc [2019-10-14 22:32:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_input [2019-10-14 22:32:50,289 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_direction_output [2019-10-14 22:32:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure __gpio_set_value [2019-10-14 22:32:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure __gpio_to_irq [2019-10-14 22:32:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_set_value [2019-10-14 22:32:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure gpio_to_irq [2019-10-14 22:32:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure devm_gpio_request [2019-10-14 22:32:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2019-10-14 22:32:50,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_19 [2019-10-14 22:32:50,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_request_threaded_irq_33 [2019-10-14 22:32:50,291 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-14 22:32:50,291 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2019-10-14 22:32:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-14 22:32:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_skb [2019-10-14 22:32:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_21 [2019-10-14 22:32:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2019-10-14 22:32:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-10-14 22:32:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_25 [2019-10-14 22:32:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2019-10-14 22:32:50,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_27 [2019-10-14 22:32:50,293 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-10-14 22:32:50,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_23 [2019-10-14 22:32:50,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2019-10-14 22:32:50,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_32 [2019-10-14 22:32:50,293 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-14 22:32:50,293 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-14 22:32:50,293 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-14 22:32:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2019-10-14 22:32:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-14 22:32:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2019-10-14 22:32:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2019-10-14 22:32:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_30 [2019-10-14 22:32:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure nfc_hci_recv_frame [2019-10-14 22:32:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_probe [2019-10-14 22:32:50,294 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_remove [2019-10-14 22:32:50,295 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_platform_init [2019-10-14 22:32:50,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 22:32:50,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 22:32:50,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 22:32:50,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 22:32:50,295 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_enable [2019-10-14 22:32:50,295 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_disable [2019-10-14 22:32:50,296 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_add_len_crc [2019-10-14 22:32:50,296 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_remove_len_crc [2019-10-14 22:32:50,296 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_write [2019-10-14 22:32:50,296 INFO L130 BoogieDeclarations]: Found specification of procedure get_frame_size [2019-10-14 22:32:50,296 INFO L130 BoogieDeclarations]: Found specification of procedure check_crc [2019-10-14 22:32:50,296 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_repack [2019-10-14 22:32:50,296 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-14 22:32:50,297 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_read [2019-10-14 22:32:50,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-14 22:32:50,297 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_irq_thread_fn [2019-10-14 22:32:50,297 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_of_request_resources [2019-10-14 22:32:50,297 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_request_resources [2019-10-14 22:32:50,297 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_probe [2019-10-14 22:32:50,297 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_remove [2019-10-14 22:32:50,297 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_driver_init [2019-10-14 22:32:50,298 INFO L130 BoogieDeclarations]: Found specification of procedure st21nfca_hci_i2c_driver_exit [2019-10-14 22:32:50,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler1_1 [2019-10-14 22:32:50,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-14 22:32:50,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-14 22:32:50,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler1_2 [2019-10-14 22:32:50,298 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 22:32:50,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-14 22:32:50,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-14 22:32:50,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-14 22:32:50,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-14 22:32:50,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-14 22:32:50,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-14 22:32:50,299 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-14 22:32:50,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2019-10-14 22:32:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 22:32:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-14 22:32:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 22:32:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-14 22:32:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 22:32:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 22:32:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 22:32:50,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-14 22:32:50,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-14 22:32:50,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-14 22:32:51,360 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-14 22:32:55,840 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 22:32:55,844 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 22:32:55,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:32:55 BoogieIcfgContainer [2019-10-14 22:32:55,846 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 22:32:55,848 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 22:32:55,848 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 22:32:55,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 22:32:55,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:32:47" (1/3) ... [2019-10-14 22:32:55,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b3a5a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:32:55, skipping insertion in model container [2019-10-14 22:32:55,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:32:49" (2/3) ... [2019-10-14 22:32:55,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16b3a5a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:32:55, skipping insertion in model container [2019-10-14 22:32:55,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:32:55" (3/3) ... [2019-10-14 22:32:55,858 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 [2019-10-14 22:32:55,867 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 22:32:55,880 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 22:32:55,892 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 22:32:55,932 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 22:32:55,932 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 22:32:55,933 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 22:32:55,933 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 22:32:55,933 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 22:32:55,933 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 22:32:55,933 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 22:32:55,933 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 22:32:55,975 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states. [2019-10-14 22:32:56,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-10-14 22:32:56,002 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 22:32:56,003 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] [2019-10-14 22:32:56,005 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 22:32:56,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 22:32:56,011 INFO L82 PathProgramCache]: Analyzing trace with hash -707493983, now seen corresponding path program 1 times [2019-10-14 22:32:56,020 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 22:32:56,020 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137171526] [2019-10-14 22:32:56,021 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:32:56,021 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:32:56,021 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 22:32:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:32:58,964 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification that was a NOOP. DAG size: 598 [2019-10-14 22:32:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:32:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:32:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:32:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:32:59,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:32:59,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:32:59,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:32:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:32:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:32:59,206 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-10-14 22:32:59,207 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137171526] [2019-10-14 22:32:59,208 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 22:32:59,208 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-14 22:32:59,208 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492186278] [2019-10-14 22:32:59,214 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-14 22:32:59,214 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 22:32:59,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-14 22:32:59,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-14 22:32:59,232 INFO L87 Difference]: Start difference. First operand 777 states. Second operand 8 states. [2019-10-14 22:33:09,412 WARN L191 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 600 [2019-10-14 22:33:12,924 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 602 [2019-10-14 22:33:15,068 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 604 [2019-10-14 22:33:17,591 WARN L191 SmtUtils]: Spent 2.01 s on a formula simplification that was a NOOP. DAG size: 602 [2019-10-14 22:33:22,582 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 601