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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 00:21:17,054 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 00:21:17,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 00:21:17,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 00:21:17,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 00:21:17,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 00:21:17,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 00:21:17,077 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 00:21:17,078 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 00:21:17,079 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 00:21:17,080 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 00:21:17,081 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 00:21:17,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 00:21:17,082 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 00:21:17,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 00:21:17,084 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 00:21:17,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 00:21:17,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 00:21:17,088 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 00:21:17,090 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 00:21:17,091 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 00:21:17,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 00:21:17,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 00:21:17,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 00:21:17,096 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 00:21:17,096 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 00:21:17,097 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 00:21:17,097 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 00:21:17,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 00:21:17,099 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 00:21:17,099 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 00:21:17,100 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 00:21:17,101 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 00:21:17,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 00:21:17,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 00:21:17,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 00:21:17,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 00:21:17,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 00:21:17,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 00:21:17,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 00:21:17,105 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 00:21:17,106 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 [2019-10-15 00:21:17,122 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 00:21:17,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 00:21:17,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 00:21:17,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 00:21:17,126 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 00:21:17,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 00:21:17,126 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 00:21:17,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 00:21:17,127 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 00:21:17,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 00:21:17,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 00:21:17,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 00:21:17,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 00:21:17,129 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 00:21:17,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 00:21:17,129 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 00:21:17,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 00:21:17,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 00:21:17,130 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 00:21:17,130 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 00:21:17,130 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 00:21:17,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 00:21:17,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 00:21:17,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 00:21:17,131 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 00:21:17,132 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 00:21:17,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 00:21:17,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 00:21:17,132 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 00:21:17,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 00:21:17,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 00:21:17,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 00:21:17,429 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 00:21:17,430 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 00:21:17,431 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i [2019-10-15 00:21:17,506 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80aafd060/24833237c762456a809154e052fbfa2b/FLAG2957ba1c4 [2019-10-15 00:21:18,486 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 00:21:18,487 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i [2019-10-15 00:21:18,530 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80aafd060/24833237c762456a809154e052fbfa2b/FLAG2957ba1c4 [2019-10-15 00:21:18,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/80aafd060/24833237c762456a809154e052fbfa2b [2019-10-15 00:21:18,959 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 00:21:18,961 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 00:21:18,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 00:21:18,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 00:21:18,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 00:21:18,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:21:18" (1/1) ... [2019-10-15 00:21:18,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15e9fe8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:18, skipping insertion in model container [2019-10-15 00:21:18,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:21:18" (1/1) ... [2019-10-15 00:21:18,978 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 00:21:19,164 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 00:21:21,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:21:21,888 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 00:21:22,510 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 00:21:22,720 INFO L192 MainTranslator]: Completed translation [2019-10-15 00:21:22,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:22 WrapperNode [2019-10-15 00:21:22,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 00:21:22,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 00:21:22,723 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 00:21:22,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 00:21:22,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:22" (1/1) ... [2019-10-15 00:21:22,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:22" (1/1) ... [2019-10-15 00:21:22,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:22" (1/1) ... [2019-10-15 00:21:22,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:22" (1/1) ... [2019-10-15 00:21:22,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:22" (1/1) ... [2019-10-15 00:21:23,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:22" (1/1) ... [2019-10-15 00:21:23,072 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:22" (1/1) ... [2019-10-15 00:21:23,106 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 00:21:23,107 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 00:21:23,107 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 00:21:23,107 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 00:21:23,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:22" (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 [2019-10-15 00:21:23,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 00:21:23,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 00:21:23,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2019-10-15 00:21:23,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2019-10-15 00:21:23,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2019-10-15 00:21:23,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-15 00:21:23,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-15 00:21:23,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 00:21:23,197 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-15 00:21:23,198 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-15 00:21:23,198 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-15 00:21:23,198 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2019-10-15 00:21:23,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-10-15 00:21:23,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-15 00:21:23,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-15 00:21:23,200 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2019-10-15 00:21:23,202 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2019-10-15 00:21:23,202 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-15 00:21:23,202 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-15 00:21:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-15 00:21:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-15 00:21:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2019-10-15 00:21:23,203 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2019-10-15 00:21:23,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2019-10-15 00:21:23,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2019-10-15 00:21:23,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent [2019-10-15 00:21:23,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_coherent [2019-10-15 00:21:23,204 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2019-10-15 00:21:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2019-10-15 00:21:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2019-10-15 00:21:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2019-10-15 00:21:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2019-10-15 00:21:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2019-10-15 00:21:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2019-10-15 00:21:23,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2019-10-15 00:21:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2019-10-15 00:21:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-10-15 00:21:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-10-15 00:21:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-10-15 00:21:23,206 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-10-15 00:21:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_handle_irq [2019-10-15 00:21:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure crc16 [2019-10-15 00:21:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_send_command [2019-10-15 00:21:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_get_stb_state [2019-10-15 00:21:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_audio_pes2ts_cb [2019-10-15 00:21:23,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_video_pes2ts_cb [2019-10-15 00:21:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_pids [2019-10-15 00:21:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_pva [2019-10-15 00:21:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_filter [2019-10-15 00:21:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_packet [2019-10-15 00:21:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_bytes [2019-10-15 00:21:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame [2019-10-15 00:21:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb_frame_list [2019-10-15 00:21:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_process_urb [2019-10-15 00:21:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_setup_urbs [2019-10-15 00:21:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_iso_xfer [2019-10-15 00:21:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_interface [2019-10-15 00:21:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_iso_xfer [2019-10-15 00:21:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_ts_feed [2019-10-15 00:21:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_sec_feed [2019-10-15 00:21:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_start_feed [2019-10-15 00:21:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_ts_feed [2019-10-15 00:21:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_sec_feed [2019-10-15 00:21:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_stop_feed [2019-10-15 00:21:23,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_free_iso_urbs [2019-10-15 00:21:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_alloc_iso_urbs [2019-10-15 00:21:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_tasklet [2019-10-15 00:21:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_init_rc [2019-10-15 00:21:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_v_pes [2019-10-15 00:21:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_usb [2019-10-15 00:21:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_boot_dsp [2019-10-15 00:21:23,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_stb [2019-10-15 00:21:23,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_dvb [2019-10-15 00:21:23,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_dvb [2019-10-15 00:21:23,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_rc [2019-10-15 00:21:23,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_usb [2019-10-15 00:21:23,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_tasklet [2019-10-15 00:21:23,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init_filters [2019-10-15 00:21:23,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit_filters [2019-10-15 00:21:23,213 INFO L138 BoogieDeclarations]: Found implementation of procedure fe_send_command [2019-10-15 00:21:23,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_probe [2019-10-15 00:21:23,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_disconnect [2019-10-15 00:21:23,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_set_model [2019-10-15 00:21:23,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_init [2019-10-15 00:21:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusb_dec_exit [2019-10-15 00:21:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2019-10-15 00:21:23,215 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2019-10-15 00:21:23,216 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 00:21:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2019-10-15 00:21:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2019-10-15 00:21:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2019-10-15 00:21:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2019-10-15 00:21:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2019-10-15 00:21:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2019-10-15 00:21:23,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-15 00:21:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-15 00:21:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-15 00:21:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-15 00:21:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-15 00:21:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2019-10-15 00:21:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-15 00:21:23,218 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-15 00:21:23,219 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2019-10-15 00:21:23,219 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_alloc_coherent [2019-10-15 00:21:23,219 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_free_coherent [2019-10-15 00:21:23,219 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-15 00:21:23,219 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-15 00:21:23,219 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-10-15 00:21:23,219 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-10-15 00:21:23,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-10-15 00:21:23,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-10-15 00:21:23,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts [2019-10-15 00:21:23,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_filter_pes2ts_init [2019-10-15 00:21:23,220 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2019-10-15 00:21:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2019-10-15 00:21:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-10-15 00:21:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-10-15 00:21:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-10-15 00:21:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-10-15 00:21:23,221 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-10-15 00:21:23,222 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-10-15 00:21:23,222 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-10-15 00:21:23,222 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-10-15 00:21:23,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2019-10-15 00:21:23,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-15 00:21:23,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2019-10-15 00:21:23,223 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-15 00:21:23,223 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2019-10-15 00:21:23,223 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-15 00:21:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-15 00:21:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2019-10-15 00:21:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2019-10-15 00:21:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2019-10-15 00:21:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2019-10-15 00:21:23,225 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2019-10-15 00:21:23,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbs_attach [2019-10-15 00:21:23,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ttusbdecfe_dvbt_attach [2019-10-15 00:21:23,229 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2019-10-15 00:21:23,229 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-15 00:21:23,229 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2019-10-15 00:21:23,230 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-15 00:21:23,230 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-10-15 00:21:23,230 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2019-10-15 00:21:23,231 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-15 00:21:23,237 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-15 00:21:23,237 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-15 00:21:23,237 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-15 00:21:23,238 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-15 00:21:23,238 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 00:21:23,238 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-15 00:21:23,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 00:21:23,239 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-15 00:21:23,240 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-15 00:21:23,240 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 00:21:23,240 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-15 00:21:23,240 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-15 00:21:23,240 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2019-10-15 00:21:23,241 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-10-15 00:21:23,241 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-15 00:21:23,241 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-15 00:21:23,241 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-15 00:21:23,241 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-15 00:21:23,241 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-10-15 00:21:23,241 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-15 00:21:23,241 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-15 00:21:23,241 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2019-10-15 00:21:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2019-10-15 00:21:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2019-10-15 00:21:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-15 00:21:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-15 00:21:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-15 00:21:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-15 00:21:23,242 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-15 00:21:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-15 00:21:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2019-10-15 00:21:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-15 00:21:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-15 00:21:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2019-10-15 00:21:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2019-10-15 00:21:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-15 00:21:23,243 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-15 00:21:23,244 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-15 00:21:23,244 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-15 00:21:23,244 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-15 00:21:23,244 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2019-10-15 00:21:23,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 00:21:23,244 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2019-10-15 00:21:23,244 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2019-10-15 00:21:23,244 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2019-10-15 00:21:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2019-10-15 00:21:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2019-10-15 00:21:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent [2019-10-15 00:21:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~TO~$Pointer$ [2019-10-15 00:21:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_coherent [2019-10-15 00:21:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 00:21:23,245 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~TO~VOID [2019-10-15 00:21:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2019-10-15 00:21:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2019-10-15 00:21:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2019-10-15 00:21:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2019-10-15 00:21:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2019-10-15 00:21:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2019-10-15 00:21:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2019-10-15 00:21:23,246 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2019-10-15 00:21:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2019-10-15 00:21:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2019-10-15 00:21:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-15 00:21:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2019-10-15 00:21:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-15 00:21:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2019-10-15 00:21:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 00:21:23,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2019-10-15 00:21:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2019-10-15 00:21:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2019-10-15 00:21:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2019-10-15 00:21:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2019-10-15 00:21:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2019-10-15 00:21:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2019-10-15 00:21:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-10-15 00:21:23,248 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-10-15 00:21:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2019-10-15 00:21:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2019-10-15 00:21:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2019-10-15 00:21:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-10-15 00:21:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-10-15 00:21:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-10-15 00:21:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-10-15 00:21:23,249 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-10-15 00:21:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-10-15 00:21:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-10-15 00:21:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-10-15 00:21:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-10-15 00:21:23,250 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-10-15 00:21:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-10-15 00:21:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-10-15 00:21:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-10-15 00:21:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts_init [2019-10-15 00:21:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_filter_pes2ts [2019-10-15 00:21:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-10-15 00:21:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-10-15 00:21:23,251 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2019-10-15 00:21:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2019-10-15 00:21:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbs_attach [2019-10-15 00:21:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure ttusbdecfe_dvbt_attach [2019-10-15 00:21:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_model [2019-10-15 00:21:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_handle_irq [2019-10-15 00:21:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure crc16 [2019-10-15 00:21:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_send_command [2019-10-15 00:21:23,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-15 00:21:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 00:21:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_get_stb_state [2019-10-15 00:21:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_audio_pes2ts_cb [2019-10-15 00:21:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~X~$Pointer$~X~int~TO~int [2019-10-15 00:21:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_video_pes2ts_cb [2019-10-15 00:21:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_pids [2019-10-15 00:21:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_pva [2019-10-15 00:21:23,253 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_filter [2019-10-15 00:21:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_packet [2019-10-15 00:21:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure swap_bytes [2019-10-15 00:21:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame [2019-10-15 00:21:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb_frame_list [2019-10-15 00:21:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_process_urb [2019-10-15 00:21:23,254 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_setup_urbs [2019-10-15 00:21:23,255 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_iso_xfer [2019-10-15 00:21:23,260 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_set_interface [2019-10-15 00:21:23,260 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_iso_xfer [2019-10-15 00:21:23,260 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_ts_feed [2019-10-15 00:21:23,261 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_sec_feed [2019-10-15 00:21:23,261 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_start_feed [2019-10-15 00:21:23,261 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_ts_feed [2019-10-15 00:21:23,261 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_sec_feed [2019-10-15 00:21:23,262 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_stop_feed [2019-10-15 00:21:23,264 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_free_iso_urbs [2019-10-15 00:21:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_alloc_iso_urbs [2019-10-15 00:21:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-15 00:21:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_tasklet [2019-10-15 00:21:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_init_rc [2019-10-15 00:21:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_v_pes [2019-10-15 00:21:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_usb [2019-10-15 00:21:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_boot_dsp [2019-10-15 00:21:23,265 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_stb [2019-10-15 00:21:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_dvb [2019-10-15 00:21:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-15 00:21:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_dvb [2019-10-15 00:21:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-15 00:21:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-15 00:21:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_rc [2019-10-15 00:21:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_usb [2019-10-15 00:21:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_tasklet [2019-10-15 00:21:23,266 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init_filters [2019-10-15 00:21:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit_filters [2019-10-15 00:21:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure fe_send_command [2019-10-15 00:21:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_probe [2019-10-15 00:21:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_disconnect [2019-10-15 00:21:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_init [2019-10-15 00:21:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure ttusb_dec_exit [2019-10-15 00:21:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-15 00:21:23,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2019-10-15 00:21:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-15 00:21:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 00:21:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 00:21:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2019-10-15 00:21:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2019-10-15 00:21:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2019-10-15 00:21:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-15 00:21:23,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-15 00:21:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-15 00:21:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 00:21:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 00:21:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 00:21:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 00:21:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-15 00:21:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 00:21:23,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-15 00:21:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-15 00:21:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-15 00:21:23,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-15 00:21:25,161 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 00:21:25,262 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2019-10-15 00:21:25,262 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2019-10-15 00:21:28,039 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 00:21:28,269 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-10-15 00:21:28,269 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-10-15 00:21:28,705 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2019-10-15 00:21:37,584 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 00:21:37,623 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-10-15 00:21:37,623 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-10-15 00:21:37,741 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 00:21:37,782 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-10-15 00:21:37,782 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-10-15 00:21:37,783 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L8641: #res := 0; [2019-10-15 00:21:38,003 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 00:21:38,170 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2019-10-15 00:21:38,171 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2019-10-15 00:21:38,774 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 00:21:38,919 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !false; [2019-10-15 00:21:38,919 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume false; [2019-10-15 00:21:39,057 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 00:21:39,116 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-10-15 00:21:39,116 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-10-15 00:21:39,341 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 00:21:39,341 INFO L284 CfgBuilder]: Removed 47 assume(true) statements. [2019-10-15 00:21:39,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:21:39 BoogieIcfgContainer [2019-10-15 00:21:39,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 00:21:39,345 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 00:21:39,345 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 00:21:39,348 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 00:21:39,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:21:18" (1/3) ... [2019-10-15 00:21:39,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@462dd5b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:21:39, skipping insertion in model container [2019-10-15 00:21:39,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:21:22" (2/3) ... [2019-10-15 00:21:39,350 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@462dd5b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:21:39, skipping insertion in model container [2019-10-15 00:21:39,350 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:21:39" (3/3) ... [2019-10-15 00:21:39,352 INFO L109 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-media-dvb-ttusb-dec-ttusb_dec.ko.cil.out.i [2019-10-15 00:21:39,362 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 00:21:39,373 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 00:21:39,385 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 00:21:39,419 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 00:21:39,420 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 00:21:39,420 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 00:21:39,420 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 00:21:39,420 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 00:21:39,420 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 00:21:39,420 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 00:21:39,420 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 00:21:39,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states. [2019-10-15 00:21:39,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-10-15 00:21:39,475 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:21:39,476 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-15 00:21:39,478 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:21:39,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:21:39,485 INFO L82 PathProgramCache]: Analyzing trace with hash 236563377, now seen corresponding path program 1 times [2019-10-15 00:21:39,495 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:21:39,495 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276659198] [2019-10-15 00:21:39,496 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:21:39,496 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:21:39,496 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:21:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:21:40,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:21:40,498 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276659198] [2019-10-15 00:21:40,499 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:21:40,499 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:21:40,500 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730533780] [2019-10-15 00:21:40,505 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:21:40,507 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:21:40,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:21:40,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:21:40,526 INFO L87 Difference]: Start difference. First operand 1460 states. Second operand 3 states. [2019-10-15 00:21:40,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:21:40,961 INFO L93 Difference]: Finished difference Result 3781 states and 5308 transitions. [2019-10-15 00:21:40,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:21:40,966 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2019-10-15 00:21:40,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:21:41,000 INFO L225 Difference]: With dead ends: 3781 [2019-10-15 00:21:41,000 INFO L226 Difference]: Without dead ends: 2506 [2019-10-15 00:21:41,014 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:21:41,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2506 states. [2019-10-15 00:21:41,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2506 to 2502. [2019-10-15 00:21:41,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2502 states. [2019-10-15 00:21:41,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2502 states to 2502 states and 3239 transitions. [2019-10-15 00:21:41,323 INFO L78 Accepts]: Start accepts. Automaton has 2502 states and 3239 transitions. Word has length 30 [2019-10-15 00:21:41,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:21:41,324 INFO L462 AbstractCegarLoop]: Abstraction has 2502 states and 3239 transitions. [2019-10-15 00:21:41,324 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:21:41,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 3239 transitions. [2019-10-15 00:21:41,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-15 00:21:41,326 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:21:41,326 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-15 00:21:41,326 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:21:41,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:21:41,327 INFO L82 PathProgramCache]: Analyzing trace with hash -1257087160, now seen corresponding path program 1 times [2019-10-15 00:21:41,327 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:21:41,327 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370661043] [2019-10-15 00:21:41,327 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:21:41,327 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:21:41,328 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:21:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:21:41,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:21:41,736 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370661043] [2019-10-15 00:21:41,736 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:21:41,736 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 00:21:41,736 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11285237] [2019-10-15 00:21:41,739 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 00:21:41,739 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:21:41,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 00:21:41,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:21:41,741 INFO L87 Difference]: Start difference. First operand 2502 states and 3239 transitions. Second operand 3 states. [2019-10-15 00:21:41,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:21:41,977 INFO L93 Difference]: Finished difference Result 7451 states and 9739 transitions. [2019-10-15 00:21:41,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 00:21:41,978 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 31 [2019-10-15 00:21:41,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:21:42,044 INFO L225 Difference]: With dead ends: 7451 [2019-10-15 00:21:42,044 INFO L226 Difference]: Without dead ends: 4965 [2019-10-15 00:21:42,068 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 00:21:42,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4965 states. [2019-10-15 00:21:42,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4965 to 4958. [2019-10-15 00:21:42,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4958 states. [2019-10-15 00:21:42,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4958 states to 4958 states and 6466 transitions. [2019-10-15 00:21:42,351 INFO L78 Accepts]: Start accepts. Automaton has 4958 states and 6466 transitions. Word has length 31 [2019-10-15 00:21:42,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:21:42,352 INFO L462 AbstractCegarLoop]: Abstraction has 4958 states and 6466 transitions. [2019-10-15 00:21:42,352 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 00:21:42,352 INFO L276 IsEmpty]: Start isEmpty. Operand 4958 states and 6466 transitions. [2019-10-15 00:21:42,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-10-15 00:21:42,366 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:21:42,366 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-10-15 00:21:42,366 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:21:42,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:21:42,367 INFO L82 PathProgramCache]: Analyzing trace with hash -794338311, now seen corresponding path program 1 times [2019-10-15 00:21:42,367 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:21:42,368 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002460625] [2019-10-15 00:21:42,368 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:21:42,368 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:21:42,368 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:21:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:21:42,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:21:42,828 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002460625] [2019-10-15 00:21:42,828 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:21:42,828 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:21:42,828 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907155329] [2019-10-15 00:21:42,830 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:21:42,830 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:21:42,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:21:42,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:21:42,831 INFO L87 Difference]: Start difference. First operand 4958 states and 6466 transitions. Second operand 5 states. [2019-10-15 00:21:43,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:21:43,011 INFO L93 Difference]: Finished difference Result 9894 states and 12909 transitions. [2019-10-15 00:21:43,012 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-15 00:21:43,012 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 97 [2019-10-15 00:21:43,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:21:43,052 INFO L225 Difference]: With dead ends: 9894 [2019-10-15 00:21:43,052 INFO L226 Difference]: Without dead ends: 4958 [2019-10-15 00:21:43,076 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 5 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:21:43,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4958 states. [2019-10-15 00:21:43,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4958 to 4958. [2019-10-15 00:21:43,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4958 states. [2019-10-15 00:21:43,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4958 states to 4958 states and 6465 transitions. [2019-10-15 00:21:43,292 INFO L78 Accepts]: Start accepts. Automaton has 4958 states and 6465 transitions. Word has length 97 [2019-10-15 00:21:43,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:21:43,292 INFO L462 AbstractCegarLoop]: Abstraction has 4958 states and 6465 transitions. [2019-10-15 00:21:43,292 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:21:43,293 INFO L276 IsEmpty]: Start isEmpty. Operand 4958 states and 6465 transitions. [2019-10-15 00:21:43,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-10-15 00:21:43,295 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:21:43,296 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-10-15 00:21:43,296 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:21:43,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:21:43,296 INFO L82 PathProgramCache]: Analyzing trace with hash 314476888, now seen corresponding path program 1 times [2019-10-15 00:21:43,297 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:21:43,297 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1231771622] [2019-10-15 00:21:43,297 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:21:43,297 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:21:43,297 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:21:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:21:44,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 00:21:44,598 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1231771622] [2019-10-15 00:21:44,598 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:21:44,599 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-15 00:21:44,599 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671354564] [2019-10-15 00:21:44,599 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-15 00:21:44,600 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:21:44,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-15 00:21:44,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-15 00:21:44,600 INFO L87 Difference]: Start difference. First operand 4958 states and 6465 transitions. Second operand 5 states. [2019-10-15 00:21:44,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 00:21:44,982 INFO L93 Difference]: Finished difference Result 10008 states and 13085 transitions. [2019-10-15 00:21:44,983 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-15 00:21:44,983 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 97 [2019-10-15 00:21:44,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 00:21:45,028 INFO L225 Difference]: With dead ends: 10008 [2019-10-15 00:21:45,028 INFO L226 Difference]: Without dead ends: 5074 [2019-10-15 00:21:45,050 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-15 00:21:45,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5074 states. [2019-10-15 00:21:45,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5074 to 5029. [2019-10-15 00:21:45,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5029 states. [2019-10-15 00:21:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5029 states to 5029 states and 6566 transitions. [2019-10-15 00:21:45,283 INFO L78 Accepts]: Start accepts. Automaton has 5029 states and 6566 transitions. Word has length 97 [2019-10-15 00:21:45,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 00:21:45,284 INFO L462 AbstractCegarLoop]: Abstraction has 5029 states and 6566 transitions. [2019-10-15 00:21:45,288 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-15 00:21:45,289 INFO L276 IsEmpty]: Start isEmpty. Operand 5029 states and 6566 transitions. [2019-10-15 00:21:45,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-10-15 00:21:45,297 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 00:21:45,298 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2019-10-15 00:21:45,298 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 00:21:45,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 00:21:45,298 INFO L82 PathProgramCache]: Analyzing trace with hash -446864274, now seen corresponding path program 1 times [2019-10-15 00:21:45,299 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 00:21:45,299 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24891843] [2019-10-15 00:21:45,299 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:21:45,299 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 00:21:45,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 00:21:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 00:21:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-15 00:21:45,749 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24891843] [2019-10-15 00:21:45,750 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 00:21:45,750 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 00:21:45,750 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203335329] [2019-10-15 00:21:45,751 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 00:21:45,751 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 00:21:45,751 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 00:21:45,752 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 00:21:45,752 INFO L87 Difference]: Start difference. First operand 5029 states and 6566 transitions. Second operand 6 states.