java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:39:31,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:39:31,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:39:31,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:39:31,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:39:31,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:39:31,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:39:31,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:39:31,075 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:39:31,076 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:39:31,078 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:39:31,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:39:31,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:39:31,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:39:31,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:39:31,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:39:31,088 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:39:31,089 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:39:31,091 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:39:31,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:39:31,097 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:39:31,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:39:31,101 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:39:31,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:39:31,106 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:39:31,106 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:39:31,107 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:39:31,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:39:31,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:39:31,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:39:31,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:39:31,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:39:31,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:39:31,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:39:31,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:39:31,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:39:31,122 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:39:31,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:39:31,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:39:31,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:39:31,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:39:31,129 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 [2019-09-21 08:39:31,151 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:39:31,152 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:39:31,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:39:31,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:39:31,155 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:39:31,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:39:31,156 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:39:31,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:39:31,156 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:39:31,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:39:31,157 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:39:31,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:39:31,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:39:31,158 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:39:31,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:39:31,159 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:39:31,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:39:31,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:39:31,160 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:39:31,160 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:39:31,160 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:39:31,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:39:31,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:39:31,161 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:39:31,161 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:39:31,161 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:39:31,161 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:39:31,162 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:39:31,162 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 08:39:31,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:39:31,238 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:39:31,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:39:31,243 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:39:31,244 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:39:31,245 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-09-21 08:39:31,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6f68ba4/fd2496d4a60d4f3badd0be8ef773cb39/FLAGc36e0c567 [2019-09-21 08:39:32,060 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:39:32,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2019-09-21 08:39:32,104 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6f68ba4/fd2496d4a60d4f3badd0be8ef773cb39/FLAGc36e0c567 [2019-09-21 08:39:32,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6f68ba4/fd2496d4a60d4f3badd0be8ef773cb39 [2019-09-21 08:39:32,147 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:39:32,149 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:39:32,150 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:39:32,150 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:39:32,153 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:39:32,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:39:32" (1/1) ... [2019-09-21 08:39:32,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43a9919f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:32, skipping insertion in model container [2019-09-21 08:39:32,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:39:32" (1/1) ... [2019-09-21 08:39:32,165 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:39:32,266 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:39:33,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:39:33,424 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:39:33,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:39:33,687 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:39:33,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:33 WrapperNode [2019-09-21 08:39:33,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:39:33,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:39:33,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:39:33,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:39:33,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:33" (1/1) ... [2019-09-21 08:39:33,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:33" (1/1) ... [2019-09-21 08:39:33,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:33" (1/1) ... [2019-09-21 08:39:33,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:33" (1/1) ... [2019-09-21 08:39:33,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:33" (1/1) ... [2019-09-21 08:39:33,885 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:33" (1/1) ... [2019-09-21 08:39:33,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:33" (1/1) ... [2019-09-21 08:39:33,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:39:33,930 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:39:33,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:39:33,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:39:33,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:39:33" (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 [2019-09-21 08:39:34,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:39:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:39:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-21 08:39:34,016 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-21 08:39:34,017 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-21 08:39:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-21 08:39:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2019-09-21 08:39:34,018 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-09-21 08:39:34,019 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2019-09-21 08:39:34,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-21 08:39:34,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2019-09-21 08:39:34,020 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_dump_class_desc [2019-09-21 08:39:34,020 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_find_class_desc [2019-09-21 08:39:34,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2019-09-21 08:39:34,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_startup [2019-09-21 08:39:34,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_open [2019-09-21 08:39:34,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_prepare_write_buffer [2019-09-21 08:39:34,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_process_read_urb [2019-09-21 08:39:34,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios_callback [2019-09-21 08:39:34,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios [2019-09-21 08:39:34,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2019-09-21 08:39:34,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2019-09-21 08:39:34,025 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-09-21 08:39:34,025 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-09-21 08:39:34,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:39:34,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-09-21 08:39:34,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-09-21 08:39:34,026 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-09-21 08:39:34,026 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-09-21 08:39:34,026 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-09-21 08:39:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-09-21 08:39:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-21 08:39:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2019-09-21 08:39:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2019-09-21 08:39:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-21 08:39:34,027 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-21 08:39:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-21 08:39:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-09-21 08:39:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-09-21 08:39:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-21 08:39:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-09-21 08:39:34,028 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-21 08:39:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2019-09-21 08:39:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2019-09-21 08:39:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2019-09-21 08:39:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2019-09-21 08:39:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2019-09-21 08:39:34,029 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2019-09-21 08:39:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2019-09-21 08:39:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-09-21 08:39:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-21 08:39:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-21 08:39:34,030 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2019-09-21 08:39:34,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2019-09-21 08:39:34,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2019-09-21 08:39:34,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-09-21 08:39:34,031 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-21 08:39:34,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-21 08:39:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:39:34,032 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-21 08:39:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-21 08:39:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-21 08:39:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-21 08:39:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-21 08:39:34,033 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-21 08:39:34,034 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-21 08:39:34,034 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-21 08:39:34,034 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-21 08:39:34,034 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-09-21 08:39:34,034 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-09-21 08:39:34,035 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-09-21 08:39:34,035 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2019-09-21 08:39:34,035 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2019-09-21 08:39:34,036 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2019-09-21 08:39:34,036 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2019-09-21 08:39:34,036 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2019-09-21 08:39:34,037 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2019-09-21 08:39:34,037 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2019-09-21 08:39:34,038 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2019-09-21 08:39:34,038 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-21 08:39:34,039 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-09-21 08:39:34,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 08:39:34,039 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-21 08:39:34,039 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2019-09-21 08:39:34,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 08:39:34,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 08:39:34,040 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-09-21 08:39:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-09-21 08:39:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-09-21 08:39:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-09-21 08:39:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-09-21 08:39:34,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-09-21 08:39:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-21 08:39:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 08:39:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2019-09-21 08:39:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2019-09-21 08:39:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2019-09-21 08:39:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2019-09-21 08:39:34,042 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2019-09-21 08:39:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2019-09-21 08:39:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2019-09-21 08:39:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2019-09-21 08:39:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure ir_startup [2019-09-21 08:39:34,043 INFO L130 BoogieDeclarations]: Found specification of procedure ir_open [2019-09-21 08:39:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure ir_prepare_write_buffer [2019-09-21 08:39:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure ir_process_read_urb [2019-09-21 08:39:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios [2019-09-21 08:39:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_dump_class_desc [2019-09-21 08:39:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_find_class_desc [2019-09-21 08:39:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2019-09-21 08:39:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 08:39:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios_callback [2019-09-21 08:39:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2019-09-21 08:39:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2019-09-21 08:39:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-21 08:39:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-09-21 08:39:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-21 08:39:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:39:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:39:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-09-21 08:39:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-09-21 08:39:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-09-21 08:39:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-21 08:39:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-21 08:39:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-21 08:39:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-21 08:39:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-21 08:39:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 08:39:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:39:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 08:39:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-21 08:39:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:39:35,144 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 08:39:35,290 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2019-09-21 08:39:35,290 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2019-09-21 08:39:35,328 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 08:39:35,395 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2019-09-21 08:39:35,395 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2019-09-21 08:39:35,886 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-09-21 08:39:35,894 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 08:39:35,925 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2019-09-21 08:39:35,925 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2019-09-21 08:39:38,046 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 08:39:38,140 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume false; [2019-09-21 08:39:38,141 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume !false; [2019-09-21 08:39:42,405 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:39:42,405 INFO L283 CfgBuilder]: Removed 27 assume(true) statements. [2019-09-21 08:39:42,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:39:42 BoogieIcfgContainer [2019-09-21 08:39:42,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:39:42,409 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:39:42,409 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:39:42,410 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:39:42,413 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:39:42" (1/1) ... [2019-09-21 08:39:42,413 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:39:42,452 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 08:39:42,452 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:39:42,463 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:39:42,473 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:39:42,474 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:39:49,965 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 2372 [2019-09-21 08:39:54,053 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 2403 [2019-09-21 08:39:58,252 WARN L191 SmtUtils]: Spent 975.00 ms on a formula simplification that was a NOOP. DAG size: 2433 [2019-09-21 08:40:02,063 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification that was a NOOP. DAG size: 2451 [2019-09-21 08:40:06,506 WARN L191 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 2474 [2019-09-21 08:40:11,028 WARN L160 IndexEqualityManager]: solver failed to check if following equality is implied: (= |#t~string7.base| ~__param_debug~0.__annonCompField33.arg.base)