/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml --sifa.abstract.domain IntervalDomain -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.fs.sifa-quantifier-058fc93 [2023-03-22 15:28:59,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-22 15:28:59,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-22 15:28:59,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-22 15:28:59,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-22 15:28:59,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-22 15:28:59,952 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-22 15:28:59,954 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-22 15:28:59,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-22 15:28:59,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-22 15:28:59,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-22 15:28:59,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-22 15:28:59,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-22 15:28:59,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-22 15:28:59,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-22 15:28:59,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-22 15:28:59,970 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-22 15:28:59,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-22 15:28:59,972 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-22 15:28:59,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-22 15:28:59,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-22 15:28:59,980 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-22 15:28:59,980 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-22 15:28:59,982 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-22 15:28:59,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-22 15:28:59,988 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-22 15:28:59,988 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-22 15:28:59,990 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-22 15:28:59,990 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-22 15:28:59,991 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-22 15:28:59,991 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-22 15:28:59,991 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-22 15:28:59,992 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-22 15:28:59,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-22 15:28:59,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-22 15:28:59,995 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-22 15:28:59,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-22 15:28:59,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-22 15:28:59,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-22 15:28:59,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-22 15:28:59,997 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-22 15:28:59,998 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2023-03-22 15:29:00,031 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-22 15:29:00,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-22 15:29:00,032 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-22 15:29:00,032 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-22 15:29:00,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-22 15:29:00,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-22 15:29:00,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-22 15:29:00,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-22 15:29:00,034 INFO L138 SettingsManager]: * Use SBE=true [2023-03-22 15:29:00,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-22 15:29:00,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-22 15:29:00,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-22 15:29:00,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-22 15:29:00,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-22 15:29:00,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-22 15:29:00,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-22 15:29:00,035 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-22 15:29:00,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-22 15:29:00,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-22 15:29:00,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-22 15:29:00,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-22 15:29:00,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 15:29:00,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-22 15:29:00,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-22 15:29:00,036 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-22 15:29:00,036 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-22 15:29:00,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-22 15:29:00,037 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-03-22 15:29:00,037 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-22 15:29:00,037 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-03-22 15:29:00,037 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-03-22 15:29:00,037 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-03-22 15:29:00,037 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-03-22 15:29:00,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-22 15:29:00,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-22 15:29:00,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-22 15:29:00,274 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-22 15:29:00,274 INFO L275 PluginConnector]: CDTParser initialized [2023-03-22 15:29:00,275 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2023-03-22 15:29:01,390 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-22 15:29:01,724 INFO L351 CDTParser]: Found 1 translation units. [2023-03-22 15:29:01,724 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i [2023-03-22 15:29:01,759 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b79daa447/af8d13266fe446089c89d543a7ca2f5a/FLAGcc24f036f [2023-03-22 15:29:01,784 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b79daa447/af8d13266fe446089c89d543a7ca2f5a [2023-03-22 15:29:01,787 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-22 15:29:01,789 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-03-22 15:29:01,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-22 15:29:01,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-22 15:29:01,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-22 15:29:01,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 03:29:01" (1/1) ... [2023-03-22 15:29:01,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@438576dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:01, skipping insertion in model container [2023-03-22 15:29:01,809 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.03 03:29:01" (1/1) ... [2023-03-22 15:29:01,815 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-22 15:29:01,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-22 15:29:02,580 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i[146121,146134] [2023-03-22 15:29:02,622 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 15:29:02,666 INFO L203 MainTranslator]: Completed pre-run [2023-03-22 15:29:02,855 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-usb-serial-ir-usb.ko.cil.out.i[146121,146134] [2023-03-22 15:29:02,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-22 15:29:02,900 INFO L208 MainTranslator]: Completed translation [2023-03-22 15:29:02,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:02 WrapperNode [2023-03-22 15:29:02,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-22 15:29:02,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-22 15:29:02,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-22 15:29:02,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-22 15:29:02,910 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:02" (1/1) ... [2023-03-22 15:29:02,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:02" (1/1) ... [2023-03-22 15:29:02,943 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:02" (1/1) ... [2023-03-22 15:29:02,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:02" (1/1) ... [2023-03-22 15:29:03,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:02" (1/1) ... [2023-03-22 15:29:03,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:02" (1/1) ... [2023-03-22 15:29:03,027 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:02" (1/1) ... [2023-03-22 15:29:03,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:02" (1/1) ... [2023-03-22 15:29:03,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-22 15:29:03,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-22 15:29:03,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-22 15:29:03,044 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-22 15:29:03,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.03 03:29:02" (1/1) ... [2023-03-22 15:29:03,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-22 15:29:03,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-22 15:29:03,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-22 15:29:03,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-22 15:29:03,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-03-22 15:29:03,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-22 15:29:03,117 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-03-22 15:29:03,117 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-03-22 15:29:03,118 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-03-22 15:29:03,119 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-03-22 15:29:03,119 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-03-22 15:29:03,119 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string [2023-03-22 15:29:03,119 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_dump_class_desc [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure irda_usb_find_class_desc [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_xbof_change [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_startup [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_open [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_prepare_write_buffer [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_process_read_urb [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios_callback [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_set_termios [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_init [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_exit [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2023-03-22 15:29:03,120 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_out_r [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-03-22 15:29:03,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2023-03-22 15:29:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-03-22 15:29:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_encode_baud_rate [2023-03-22 15:29:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_flip_buffer_push [2023-03-22 15:29:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2023-03-22 15:29:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_insert_flip_string_fixed_flag [2023-03-22 15:29:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_kref_put [2023-03-22 15:29:03,122 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_port_tty_get [2023-03-22 15:29:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_termios_copy_hw [2023-03-22 15:29:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2023-03-22 15:29:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2023-03-22 15:29:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2023-03-22 15:29:03,123 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2023-03-22 15:29:03,124 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_open [2023-03-22 15:29:03,124 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_register [2023-03-22 15:29:03,124 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-03-22 15:29:03,124 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-03-22 15:29:03,124 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-03-22 15:29:03,124 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-03-22 15:29:03,124 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-03-22 15:29:03,124 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-03-22 15:29:03,125 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2023-03-22 15:29:03,126 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2023-03-22 15:29:03,126 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-03-22 15:29:03,126 INFO L130 BoogieDeclarations]: Found specification of procedure tty_kref_put [2023-03-22 15:29:03,126 INFO L130 BoogieDeclarations]: Found specification of procedure tty_flip_buffer_push [2023-03-22 15:29:03,126 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2023-03-22 15:29:03,126 INFO L130 BoogieDeclarations]: Found specification of procedure tty_encode_baud_rate [2023-03-22 15:29:03,126 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_copy_hw [2023-03-22 15:29:03,126 INFO L130 BoogieDeclarations]: Found specification of procedure tty_port_tty_get [2023-03-22 15:29:03,127 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string_fixed_flag [2023-03-22 15:29:03,127 INFO L130 BoogieDeclarations]: Found specification of procedure tty_insert_flip_string [2023-03-22 15:29:03,127 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2023-03-22 15:29:03,127 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2023-03-22 15:29:03,127 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2023-03-22 15:29:03,127 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-03-22 15:29:03,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-22 15:29:03,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-22 15:29:03,127 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-03-22 15:29:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-03-22 15:29:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-03-22 15:29:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2023-03-22 15:29:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2023-03-22 15:29:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2023-03-22 15:29:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-03-22 15:29:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-22 15:29:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2023-03-22 15:29:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out [2023-03-22 15:29:03,128 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_out_r [2023-03-22 15:29:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_register [2023-03-22 15:29:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2023-03-22 15:29:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2023-03-22 15:29:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2023-03-22 15:29:03,129 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_open [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ir_startup [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ir_open [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ir_prepare_write_buffer [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ir_process_read_urb [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_dump_class_desc [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure irda_usb_find_class_desc [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ir_xbof_change [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ir_set_termios_callback [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ir_init [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ir_exit [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-03-22 15:29:03,130 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2023-03-22 15:29:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-03-22 15:29:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-03-22 15:29:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-03-22 15:29:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2023-03-22 15:29:03,131 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2023-03-22 15:29:03,132 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2023-03-22 15:29:03,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2023-03-22 15:29:03,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-03-22 15:29:03,133 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-03-22 15:29:03,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-03-22 15:29:03,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-22 15:29:03,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-03-22 15:29:03,140 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-03-22 15:29:03,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-22 15:29:03,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-03-22 15:29:03,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-22 15:29:03,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-22 15:29:03,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-22 15:29:03,436 INFO L236 CfgBuilder]: Building ICFG [2023-03-22 15:29:03,438 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-22 15:29:03,551 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-03-22 15:29:03,647 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2023-03-22 15:29:03,648 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2023-03-22 15:29:03,669 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-03-22 15:29:03,693 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2023-03-22 15:29:03,694 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2023-03-22 15:29:04,016 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2023-03-22 15:29:04,021 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-03-22 15:29:04,038 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume !false; [2023-03-22 15:29:04,039 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume false; [2023-03-22 15:29:04,398 WARN L818 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-03-22 15:29:04,470 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-03-22 15:29:04,471 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-03-22 15:29:04,496 INFO L277 CfgBuilder]: Performing block encoding [2023-03-22 15:29:04,512 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-22 15:29:04,512 INFO L302 CfgBuilder]: Removed 27 assume(true) statements. [2023-03-22 15:29:04,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 03:29:04 BoogieIcfgContainer [2023-03-22 15:29:04,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-22 15:29:04,517 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2023-03-22 15:29:04,517 INFO L271 PluginConnector]: Initializing Sifa... [2023-03-22 15:29:04,517 INFO L275 PluginConnector]: Sifa initialized [2023-03-22 15:29:04,518 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.03 03:29:04" (1/1) ... [2023-03-22 15:29:04,518 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=IntervalDomain ♦ Max. Parallel Octagon=2 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=NONE ♦ Max. Parallel Equality=2 ♦ SizeLimitFluid Max. DAG Size=-1 [2023-03-22 15:29:04,555 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2023-03-22 15:29:04,556 INFO L166 IcfgInterpreter]: Building call graph [2023-03-22 15:29:04,562 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-03-22 15:29:04,568 INFO L176 IcfgInterpreter]: Starting interpretation [2023-03-22 15:29:04,569 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2023-03-22 15:29:19,238 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 1797 for LOIs