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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-gspca-gspca_xirlink_cit.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 15:19:42,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 15:19:42,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 15:19:42,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 15:19:42,225 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 15:19:42,226 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 15:19:42,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 15:19:42,238 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 15:19:42,240 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 15:19:42,241 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 15:19:42,242 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 15:19:42,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 15:19:42,244 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 15:19:42,245 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 15:19:42,246 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 15:19:42,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 15:19:42,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 15:19:42,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 15:19:42,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 15:19:42,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 15:19:42,253 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 15:19:42,254 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 15:19:42,255 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 15:19:42,256 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 15:19:42,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 15:19:42,258 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 15:19:42,258 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 15:19:42,259 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 15:19:42,260 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 15:19:42,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 15:19:42,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 15:19:42,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 15:19:42,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 15:19:42,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 15:19:42,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 15:19:42,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 15:19:42,264 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 15:19:42,265 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 15:19:42,265 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 15:19:42,268 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 15:19:42,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 15:19:42,269 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 15:19:42,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 15:19:42,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 15:19:42,293 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 15:19:42,294 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 15:19:42,295 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 15:19:42,295 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 15:19:42,295 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 15:19:42,295 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 15:19:42,296 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 15:19:42,296 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 15:19:42,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 15:19:42,298 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 15:19:42,298 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 15:19:42,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 15:19:42,299 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 15:19:42,299 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 15:19:42,299 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 15:19:42,299 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 15:19:42,300 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 15:19:42,300 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 15:19:42,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 15:19:42,300 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 15:19:42,301 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 15:19:42,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 15:19:42,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 15:19:42,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 15:19:42,301 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 15:19:42,302 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 15:19:42,302 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 15:19:42,302 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 15:19:42,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 15:19:42,348 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 15:19:42,351 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 15:19:42,352 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 15:19:42,353 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 15:19:42,354 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-gspca-gspca_xirlink_cit.cil.i [2019-09-10 15:19:42,414 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46dc6bbc9/bd8b00f7349643d08b0e3e151042afe3/FLAGb90064e75 [2019-09-10 15:19:43,260 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 15:19:43,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-gspca-gspca_xirlink_cit.cil.i [2019-09-10 15:19:43,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46dc6bbc9/bd8b00f7349643d08b0e3e151042afe3/FLAGb90064e75 [2019-09-10 15:19:43,746 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46dc6bbc9/bd8b00f7349643d08b0e3e151042afe3 [2019-09-10 15:19:43,757 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 15:19:43,758 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 15:19:43,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 15:19:43,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 15:19:43,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 15:19:43,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 03:19:43" (1/1) ... [2019-09-10 15:19:43,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b3aca2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:43, skipping insertion in model container [2019-09-10 15:19:43,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 03:19:43" (1/1) ... [2019-09-10 15:19:43,774 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 15:19:43,939 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 15:19:45,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 15:19:45,944 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 15:19:46,294 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 15:19:46,623 INFO L192 MainTranslator]: Completed translation [2019-09-10 15:19:46,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:46 WrapperNode [2019-09-10 15:19:46,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 15:19:46,626 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 15:19:46,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 15:19:46,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 15:19:46,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:46" (1/1) ... [2019-09-10 15:19:46,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:46" (1/1) ... [2019-09-10 15:19:46,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:46" (1/1) ... [2019-09-10 15:19:46,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:46" (1/1) ... [2019-09-10 15:19:46,943 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:46" (1/1) ... [2019-09-10 15:19:46,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:46" (1/1) ... [2019-09-10 15:19:47,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:46" (1/1) ... [2019-09-10 15:19:47,062 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 15:19:47,063 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 15:19:47,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 15:19:47,064 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 15:19:47,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 15:19:47,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 15:19:47,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 15:19:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-10 15:19:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 15:19:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2019-09-10 15:19:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-09-10 15:19:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-09-10 15:19:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_write_reg [2019-09-10 15:19:47,133 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_read_reg [2019-09-10 15:19:47,133 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_FF_04_02 [2019-09-10 15:19:47,133 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_00_04_06 [2019-09-10 15:19:47,134 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_00 [2019-09-10 15:19:47,134 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_00_05 [2019-09-10 15:19:47,135 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_00_05_02 [2019-09-10 15:19:47,135 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_01_00_05 [2019-09-10 15:19:47,135 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_00_05_02_01 [2019-09-10 15:19:47,135 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_send_x_00_05_02_08_01 [2019-09-10 15:19:47,135 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_Packet_Format1 [2019-09-10 15:19:47,136 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_PacketFormat2 [2019-09-10 15:19:47,136 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_model2_Packet2 [2019-09-10 15:19:47,136 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_model2_Packet1 [2019-09-10 15:19:47,137 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_model3_Packet1 [2019-09-10 15:19:47,137 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_model4_Packet1 [2019-09-10 15:19:47,137 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_model4_BrightnessPacket [2019-09-10 15:19:47,137 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_config [2019-09-10 15:19:47,137 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_init_model0 [2019-09-10 15:19:47,137 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_init_ibm_netcam_pro [2019-09-10 15:19:47,138 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2019-09-10 15:19:47,138 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_brightness [2019-09-10 15:19:47,138 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_contrast [2019-09-10 15:19:47,138 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_hue [2019-09-10 15:19:47,138 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_sharpness [2019-09-10 15:19:47,138 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_lighting [2019-09-10 15:19:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_set_hflip [2019-09-10 15:19:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_restart_stream [2019-09-10 15:19:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_get_packet_size [2019-09-10 15:19:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_get_clock_div [2019-09-10 15:19:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_model0 [2019-09-10 15:19:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_model1 [2019-09-10 15:19:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_model2 [2019-09-10 15:19:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_model3 [2019-09-10 15:19:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_model4 [2019-09-10 15:19:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_start_ibm_netcam_pro [2019-09-10 15:19:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2019-09-10 15:19:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2019-09-10 15:19:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_nego [2019-09-10 15:19:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2019-09-10 15:19:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stop0 [2019-09-10 15:19:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_find_sof [2019-09-10 15:19:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_pkt_scan [2019-09-10 15:19:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure cit_check_button [2019-09-10 15:19:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2019-09-10 15:19:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2019-09-10 15:19:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_probe [2019-09-10 15:19:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_driver_init [2019-09-10 15:19:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_driver_exit [2019-09-10 15:19:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2019-09-10 15:19:47,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_init_sd_driver_init_6_11 [2019-09-10 15:19:47,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_allocate_external_0 [2019-09-10 15:19:47,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_4_1 [2019-09-10 15:19:47,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_6_4 [2019-09-10 15:19:47,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_5 [2019-09-10 15:19:47,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_deregister_3_2 [2019-09-10 15:19:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_instance_register_3_3 [2019-09-10 15:19:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_5_2 [2019-09-10 15:19:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_3_6_6 [2019-09-10 15:19:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2019-09-10 15:19:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_10 [2019-09-10 15:19:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_11 [2019-09-10 15:19:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_12 [2019-09-10 15:19:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_15 [2019-09-10 15:19:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_16 [2019-09-10 15:19:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_17 [2019-09-10 15:19:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_3 [2019-09-10 15:19:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_7 [2019-09-10 15:19:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_8 [2019-09-10 15:19:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_0_9 [2019-09-10 15:19:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-10 15:19:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_entry_EMGentry_6 [2019-09-10 15:19:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 15:19:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_external_data [2019-09-10 15:19:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_sd_desc_dummy_resourceless_instance_0 [2019-09-10 15:19:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_v4l2_ctrl_ops_dummy_resourceless_instance_1 [2019-09-10 15:19:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2019-09-10 15:19:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2019-09-10 15:19:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_1 [2019-09-10 15:19:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_5 [2019-09-10 15:19:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_1 [2019-09-10 15:19:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_5 [2019-09-10 15:19:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_1 [2019-09-10 15:19:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_15 [2019-09-10 15:19:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_1 [2019-09-10 15:19:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_4 [2019-09-10 15:19:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister [2019-09-10 15:19:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_dummy_factory_3 [2019-09-10 15:19:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_callback_2_6 [2019-09-10 15:19:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_post_2_9 [2019-09-10 15:19:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_pre_2_10 [2019-09-10 15:19:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_probe_2_13 [2019-09-10 15:19:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2019-09-10 15:19:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_resume_2_7 [2019-09-10 15:19:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_suspend_2_8 [2019-09-10 15:19:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver [2019-09-10 15:19:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_usb_instance_2 [2019-09-10 15:19:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_26 [2019-09-10 15:19:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_27 [2019-09-10 15:19:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ldv_post_probe_28 [2019-09-10 15:19:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add [2019-09-10 15:19:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub [2019-09-10 15:19:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_sub_and_test [2019-09-10 15:19:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_inc [2019-09-10 15:19:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec [2019-09-10 15:19:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_test [2019-09-10 15:19:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_inc_and_test [2019-09-10 15:19:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_return [2019-09-10 15:19:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_add_negative [2019-09-10 15:19:47,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_inc_short [2019-09-10 15:19:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2019-09-10 15:19:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2019-09-10 15:19:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spi_alloc_master [2019-09-10 15:19:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 15:19:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 15:19:47,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 15:19:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 15:19:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2019-09-10 15:19:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_init [2019-09-10 15:19:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2019-09-10 15:19:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2019-09-10 15:19:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc [2019-09-10 15:19:47,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev [2019-09-10 15:19:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev [2019-09-10 15:19:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2019-09-10 15:19:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 15:19:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 15:19:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2019-09-10 15:19:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 15:19:47,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 15:19:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-09-10 15:19:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 15:19:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2019-09-10 15:19:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 15:19:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2019-09-10 15:19:47,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2019-09-10 15:19:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xzalloc [2019-09-10 15:19:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc_unknown_size [2019-09-10 15:19:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc_unknown_size [2019-09-10 15:19:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc_unknown_size [2019-09-10 15:19:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc_unknown_size [2019-09-10 15:19:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 15:19:47,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 15:19:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 15:19:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-10 15:19:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2019-09-10 15:19:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create [2019-09-10 15:19:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_create_N [2019-09-10 15:19:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join [2019-09-10 15:19:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_thread_join_N [2019-09-10 15:19:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2019-09-10 15:19:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2019-09-10 15:19:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__probe_failed [2019-09-10 15:19:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2019-09-10 15:19:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure external_allocated_data [2019-09-10 15:19:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_dev_probe2 [2019-09-10 15:19:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2019-09-10 15:19:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2019-09-10 15:19:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2019-09-10 15:19:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_suspend [2019-09-10 15:19:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-09-10 15:19:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2019-09-10 15:19:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2019-09-10 15:19:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-09-10 15:19:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2019-09-10 15:19:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_usb_register_driver [2019-09-10 15:19:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 15:19:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2019-09-10 15:19:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2019-09-10 15:19:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2019-09-10 15:19:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-09-10 15:19:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2019-09-10 15:19:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-09-10 15:19:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2019-09-10 15:19:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2019-09-10 15:19:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2019-09-10 15:19:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_init_class [2019-09-10 15:19:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2019-09-10 15:19:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 15:19:47,161 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 15:19:47,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 15:19:47,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 15:19:47,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2019-09-10 15:19:47,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 15:19:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2019-09-10 15:19:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 15:19:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_init [2019-09-10 15:19:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2019-09-10 15:19:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2019-09-10 15:19:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ldv_post_probe_28 [2019-09-10 15:19:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_usb_register_driver [2019-09-10 15:19:47,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 15:19:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 15:19:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2019-09-10 15:19:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2019-09-10 15:19:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure external_allocated_data [2019-09-10 15:19:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 15:19:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2019-09-10 15:19:47,163 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2019-09-10 15:19:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-09-10 15:19:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_26 [2019-09-10 15:19:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-09-10 15:19:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_27 [2019-09-10 15:19:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2019-09-10 15:19:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2019-09-10 15:19:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2019-09-10 15:19:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2019-09-10 15:19:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 15:19:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-09-10 15:19:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-09-10 15:19:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-09-10 15:19:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_init_class [2019-09-10 15:19:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2019-09-10 15:19:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2019-09-10 15:19:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2019-09-10 15:19:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_dev_probe2 [2019-09-10 15:19:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2019-09-10 15:19:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2019-09-10 15:19:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_suspend [2019-09-10 15:19:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2019-09-10 15:19:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stop0 [2019-09-10 15:19:47,166 INFO L130 BoogieDeclarations]: Found specification of procedure cit_write_reg [2019-09-10 15:19:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 15:19:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 15:19:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure cit_read_reg [2019-09-10 15:19:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_FF_04_02 [2019-09-10 15:19:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_00_04_06 [2019-09-10 15:19:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_00 [2019-09-10 15:19:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_00_05 [2019-09-10 15:19:47,167 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_00_05_02 [2019-09-10 15:19:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_01_00_05 [2019-09-10 15:19:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_00_05_02_01 [2019-09-10 15:19:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure cit_send_x_00_05_02_08_01 [2019-09-10 15:19:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure cit_Packet_Format1 [2019-09-10 15:19:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure cit_PacketFormat2 [2019-09-10 15:19:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure cit_model2_Packet2 [2019-09-10 15:19:47,168 INFO L130 BoogieDeclarations]: Found specification of procedure cit_model2_Packet1 [2019-09-10 15:19:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure cit_model3_Packet1 [2019-09-10 15:19:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure cit_model4_Packet1 [2019-09-10 15:19:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure cit_model4_BrightnessPacket [2019-09-10 15:19:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure sd_config [2019-09-10 15:19:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 15:19:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 15:19:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure cit_init_model0 [2019-09-10 15:19:47,169 INFO L130 BoogieDeclarations]: Found specification of procedure cit_init_ibm_netcam_pro [2019-09-10 15:19:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2019-09-10 15:19:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_brightness [2019-09-10 15:19:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_contrast [2019-09-10 15:19:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 15:19:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_hue [2019-09-10 15:19:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_sharpness [2019-09-10 15:19:47,170 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_lighting [2019-09-10 15:19:47,171 INFO L130 BoogieDeclarations]: Found specification of procedure cit_set_hflip [2019-09-10 15:19:47,171 INFO L130 BoogieDeclarations]: Found specification of procedure cit_restart_stream [2019-09-10 15:19:47,171 INFO L130 BoogieDeclarations]: Found specification of procedure cit_get_packet_size [2019-09-10 15:19:47,171 INFO L130 BoogieDeclarations]: Found specification of procedure cit_get_clock_div [2019-09-10 15:19:47,171 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_model0 [2019-09-10 15:19:47,171 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_model1 [2019-09-10 15:19:47,171 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_model2 [2019-09-10 15:19:47,172 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_model3 [2019-09-10 15:19:47,172 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_model4 [2019-09-10 15:19:47,172 INFO L130 BoogieDeclarations]: Found specification of procedure cit_start_ibm_netcam_pro [2019-09-10 15:19:47,172 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2019-09-10 15:19:47,172 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2019-09-10 15:19:47,172 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_nego [2019-09-10 15:19:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2019-09-10 15:19:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure cit_find_sof [2019-09-10 15:19:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure sd_pkt_scan [2019-09-10 15:19:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure cit_check_button [2019-09-10 15:19:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2019-09-10 15:19:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2019-09-10 15:19:47,173 INFO L130 BoogieDeclarations]: Found specification of procedure sd_probe [2019-09-10 15:19:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure sd_driver_init [2019-09-10 15:19:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure sd_driver_exit [2019-09-10 15:19:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2019-09-10 15:19:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_init_sd_driver_init_6_11 [2019-09-10 15:19:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_allocate_external_0 [2019-09-10 15:19:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_4_1 [2019-09-10 15:19:47,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_3_6_4 [2019-09-10 15:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_deregister_dummy_resourceless_instance_4_6_5 [2019-09-10 15:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_deregister_3_2 [2019-09-10 15:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_instance_register_3_3 [2019-09-10 15:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_5_2 [2019-09-10 15:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_3_6_6 [2019-09-10 15:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_dummy_resourceless_instance_4_6_7 [2019-09-10 15:19:47,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_10 [2019-09-10 15:19:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_11 [2019-09-10 15:19:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_12 [2019-09-10 15:19:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_15 [2019-09-10 15:19:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_16 [2019-09-10 15:19:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_17 [2019-09-10 15:19:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_3 [2019-09-10 15:19:47,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_7 [2019-09-10 15:19:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_8 [2019-09-10 15:19:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_0_9 [2019-09-10 15:19:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_1_3 [2019-09-10 15:19:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_entry_EMGentry_6 [2019-09-10 15:19:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 15:19:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_external_data [2019-09-10 15:19:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_sd_desc_dummy_resourceless_instance_0 [2019-09-10 15:19:47,177 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_v4l2_ctrl_ops_dummy_resourceless_instance_1 [2019-09-10 15:19:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2019-09-10 15:19:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2019-09-10 15:19:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_1 [2019-09-10 15:19:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_5 [2019-09-10 15:19:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_1 [2019-09-10 15:19:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_5 [2019-09-10 15:19:47,178 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_1 [2019-09-10 15:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_15 [2019-09-10 15:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_1 [2019-09-10 15:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_4 [2019-09-10 15:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister [2019-09-10 15:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_dummy_factory_3 [2019-09-10 15:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_callback_2_6 [2019-09-10 15:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_post_2_9 [2019-09-10 15:19:47,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_pre_2_10 [2019-09-10 15:19:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_probe_2_13 [2019-09-10 15:19:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2019-09-10 15:19:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_resume_2_7 [2019-09-10 15:19:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_suspend_2_8 [2019-09-10 15:19:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver [2019-09-10 15:19:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_usb_instance_2 [2019-09-10 15:19:47,180 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-10 15:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add [2019-09-10 15:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub [2019-09-10 15:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_sub_and_test [2019-09-10 15:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_inc [2019-09-10 15:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec [2019-09-10 15:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_test [2019-09-10 15:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_inc_and_test [2019-09-10 15:19:47,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_return [2019-09-10 15:19:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_add_negative [2019-09-10 15:19:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_inc_short [2019-09-10 15:19:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xzalloc [2019-09-10 15:19:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2019-09-10 15:19:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2019-09-10 15:19:47,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 15:19:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spi_alloc_master [2019-09-10 15:19:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 15:19:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 15:19:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 15:19:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 15:19:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2019-09-10 15:19:47,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2019-09-10 15:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-09-10 15:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2019-09-10 15:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc [2019-09-10 15:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__less_initial_decrement [2019-09-10 15:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__more_initial_at_exit [2019-09-10 15:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__probe_failed [2019-09-10 15:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_dev__unincremented_counter_decrement [2019-09-10 15:19:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev [2019-09-10 15:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev [2019-09-10 15:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 15:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2019-09-10 15:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-09-10 15:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 15:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2019-09-10 15:19:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc_unknown_size [2019-09-10 15:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc_unknown_size [2019-09-10 15:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc_unknown_size [2019-09-10 15:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc_unknown_size [2019-09-10 15:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 15:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 15:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 15:19:47,186 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 15:19:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 15:19:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 15:19:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 15:19:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 15:19:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 15:19:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-10 15:19:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2019-09-10 15:19:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 15:19:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 15:19:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 15:19:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create [2019-09-10 15:19:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_create_N [2019-09-10 15:19:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join [2019-09-10 15:19:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_thread_join_N [2019-09-10 15:19:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 15:19:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 15:19:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 15:19:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 15:19:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 15:19:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 15:19:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 15:19:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 15:19:48,286 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 15:19:53,577 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint mainFINAL: assume true; [2019-09-10 15:19:57,025 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 15:19:57,025 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 15:19:57,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 03:19:57 BoogieIcfgContainer [2019-09-10 15:19:57,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 15:19:57,033 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 15:19:57,033 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 15:19:57,036 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 15:19:57,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 03:19:43" (1/3) ... [2019-09-10 15:19:57,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@364d23b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 03:19:57, skipping insertion in model container [2019-09-10 15:19:57,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 03:19:46" (2/3) ... [2019-09-10 15:19:57,038 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@364d23b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 03:19:57, skipping insertion in model container [2019-09-10 15:19:57,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 03:19:57" (3/3) ... [2019-09-10 15:19:57,041 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-media-usb-gspca-gspca_xirlink_cit.cil.i [2019-09-10 15:19:57,051 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 15:19:57,072 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 4 error locations. [2019-09-10 15:19:57,091 INFO L252 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2019-09-10 15:19:57,122 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 15:19:57,122 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 15:19:57,122 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 15:19:57,122 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 15:19:57,122 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 15:19:57,123 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 15:19:57,123 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 15:19:57,123 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 15:19:57,198 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states. [2019-09-10 15:19:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2019-09-10 15:19:57,224 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 15:19:57,225 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 15:19:57,228 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 15:19:57,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 15:19:57,234 INFO L82 PathProgramCache]: Analyzing trace with hash -2094656770, now seen corresponding path program 1 times [2019-09-10 15:19:57,236 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 15:19:57,363 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:19:57,364 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 15:19:57,364 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:19:57,364 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 15:19:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 15:19:58,683 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2019-09-10 15:19:58,686 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 15:19:58,686 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 15:19:58,686 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 15:19:58,692 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 15:19:58,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 15:19:58,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 15:19:58,716 INFO L87 Difference]: Start difference. First operand 3138 states. Second operand 3 states. [2019-09-10 15:19:59,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 15:19:59,381 INFO L93 Difference]: Finished difference Result 5757 states and 8598 transitions. [2019-09-10 15:19:59,382 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 15:19:59,383 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 116 [2019-09-10 15:19:59,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 15:19:59,486 INFO L225 Difference]: With dead ends: 5757 [2019-09-10 15:19:59,487 INFO L226 Difference]: Without dead ends: 5740 [2019-09-10 15:19:59,491 INFO L628 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 [2019-09-10 15:19:59,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5740 states. [2019-09-10 15:20:00,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5740 to 5738. [2019-09-10 15:20:00,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5738 states. [2019-09-10 15:20:00,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5738 states to 5738 states and 8569 transitions. [2019-09-10 15:20:00,528 INFO L78 Accepts]: Start accepts. Automaton has 5738 states and 8569 transitions. Word has length 116 [2019-09-10 15:20:00,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 15:20:00,529 INFO L475 AbstractCegarLoop]: Abstraction has 5738 states and 8569 transitions. [2019-09-10 15:20:00,529 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 15:20:00,529 INFO L276 IsEmpty]: Start isEmpty. Operand 5738 states and 8569 transitions. [2019-09-10 15:20:00,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-09-10 15:20:00,544 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 15:20:00,544 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 15:20:00,545 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 15:20:00,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 15:20:00,546 INFO L82 PathProgramCache]: Analyzing trace with hash 23159293, now seen corresponding path program 1 times [2019-09-10 15:20:00,546 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 15:20:00,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:20:00,553 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 15:20:00,553 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:20:00,553 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 15:20:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 15:20:01,030 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2019-09-10 15:20:01,030 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 15:20:01,031 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 15:20:01,031 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 15:20:01,033 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 15:20:01,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 15:20:01,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 15:20:01,034 INFO L87 Difference]: Start difference. First operand 5738 states and 8569 transitions. Second operand 3 states. [2019-09-10 15:20:01,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 15:20:01,719 INFO L93 Difference]: Finished difference Result 11053 states and 16598 transitions. [2019-09-10 15:20:01,720 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 15:20:01,720 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 200 [2019-09-10 15:20:01,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 15:20:01,822 INFO L225 Difference]: With dead ends: 11053 [2019-09-10 15:20:01,823 INFO L226 Difference]: Without dead ends: 11053 [2019-09-10 15:20:01,824 INFO L628 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 [2019-09-10 15:20:01,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11053 states. [2019-09-10 15:20:03,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11053 to 11029. [2019-09-10 15:20:03,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11029 states. [2019-09-10 15:20:03,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11029 states to 11029 states and 16567 transitions. [2019-09-10 15:20:03,657 INFO L78 Accepts]: Start accepts. Automaton has 11029 states and 16567 transitions. Word has length 200 [2019-09-10 15:20:03,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 15:20:03,658 INFO L475 AbstractCegarLoop]: Abstraction has 11029 states and 16567 transitions. [2019-09-10 15:20:03,658 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 15:20:03,658 INFO L276 IsEmpty]: Start isEmpty. Operand 11029 states and 16567 transitions. [2019-09-10 15:20:03,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-10 15:20:03,673 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 15:20:03,673 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-10 15:20:03,674 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 15:20:03,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 15:20:03,674 INFO L82 PathProgramCache]: Analyzing trace with hash 100439154, now seen corresponding path program 1 times [2019-09-10 15:20:03,674 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 15:20:03,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:20:03,680 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 15:20:03,680 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:20:03,680 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 15:20:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 15:20:04,069 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 238 trivial. 0 not checked. [2019-09-10 15:20:04,070 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 15:20:04,070 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 15:20:04,070 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 15:20:04,071 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 15:20:04,071 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 15:20:04,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 15:20:04,071 INFO L87 Difference]: Start difference. First operand 11029 states and 16567 transitions. Second operand 3 states. [2019-09-10 15:20:04,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 15:20:04,638 INFO L93 Difference]: Finished difference Result 16387 states and 24663 transitions. [2019-09-10 15:20:04,638 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 15:20:04,638 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 204 [2019-09-10 15:20:04,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 15:20:04,795 INFO L225 Difference]: With dead ends: 16387 [2019-09-10 15:20:04,795 INFO L226 Difference]: Without dead ends: 16387 [2019-09-10 15:20:04,796 INFO L628 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 [2019-09-10 15:20:04,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16387 states. [2019-09-10 15:20:07,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16387 to 16385. [2019-09-10 15:20:07,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16385 states. [2019-09-10 15:20:08,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16385 states to 16385 states and 24662 transitions. [2019-09-10 15:20:08,070 INFO L78 Accepts]: Start accepts. Automaton has 16385 states and 24662 transitions. Word has length 204 [2019-09-10 15:20:08,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 15:20:08,071 INFO L475 AbstractCegarLoop]: Abstraction has 16385 states and 24662 transitions. [2019-09-10 15:20:08,071 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 15:20:08,071 INFO L276 IsEmpty]: Start isEmpty. Operand 16385 states and 24662 transitions. [2019-09-10 15:20:08,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2019-09-10 15:20:08,090 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 15:20:08,091 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-10 15:20:08,091 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 15:20:08,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 15:20:08,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1486642548, now seen corresponding path program 1 times [2019-09-10 15:20:08,092 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 15:20:08,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:20:08,098 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 15:20:08,098 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:20:08,098 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 15:20:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 15:20:08,552 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2019-09-10 15:20:08,552 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 15:20:08,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 15:20:08,552 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 15:20:08,554 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 15:20:08,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 15:20:08,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 15:20:08,555 INFO L87 Difference]: Start difference. First operand 16385 states and 24662 transitions. Second operand 5 states. [2019-09-10 15:20:09,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 15:20:09,139 INFO L93 Difference]: Finished difference Result 16383 states and 24660 transitions. [2019-09-10 15:20:09,139 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 15:20:09,139 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 204 [2019-09-10 15:20:09,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 15:20:09,234 INFO L225 Difference]: With dead ends: 16383 [2019-09-10 15:20:09,235 INFO L226 Difference]: Without dead ends: 16313 [2019-09-10 15:20:09,236 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-10 15:20:09,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16313 states. [2019-09-10 15:20:11,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16313 to 16313. [2019-09-10 15:20:11,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16313 states. [2019-09-10 15:20:12,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16313 states to 16313 states and 24575 transitions. [2019-09-10 15:20:12,067 INFO L78 Accepts]: Start accepts. Automaton has 16313 states and 24575 transitions. Word has length 204 [2019-09-10 15:20:12,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 15:20:12,069 INFO L475 AbstractCegarLoop]: Abstraction has 16313 states and 24575 transitions. [2019-09-10 15:20:12,069 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 15:20:12,069 INFO L276 IsEmpty]: Start isEmpty. Operand 16313 states and 24575 transitions. [2019-09-10 15:20:12,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2019-09-10 15:20:12,092 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 15:20:12,093 INFO L399 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 7, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2019-09-10 15:20:12,093 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 15:20:12,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 15:20:12,094 INFO L82 PathProgramCache]: Analyzing trace with hash 2142663684, now seen corresponding path program 1 times [2019-09-10 15:20:12,094 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 15:20:12,102 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:20:12,102 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 15:20:12,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:20:12,103 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 15:20:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 15:20:12,521 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2019-09-10 15:20:12,522 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 15:20:12,522 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 15:20:12,522 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 15:20:12,523 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 15:20:12,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 15:20:12,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 15:20:12,524 INFO L87 Difference]: Start difference. First operand 16313 states and 24575 transitions. Second operand 5 states. [2019-09-10 15:20:48,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 15:20:48,137 INFO L93 Difference]: Finished difference Result 24494 states and 36858 transitions. [2019-09-10 15:20:48,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 15:20:48,138 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 230 [2019-09-10 15:20:48,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 15:20:48,282 INFO L225 Difference]: With dead ends: 24494 [2019-09-10 15:20:48,283 INFO L226 Difference]: Without dead ends: 24494 [2019-09-10 15:20:48,283 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 15:20:48,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24494 states. [2019-09-10 15:20:51,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24494 to 24474. [2019-09-10 15:20:51,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24474 states. [2019-09-10 15:20:51,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24474 states to 24474 states and 36835 transitions. [2019-09-10 15:20:51,700 INFO L78 Accepts]: Start accepts. Automaton has 24474 states and 36835 transitions. Word has length 230 [2019-09-10 15:20:51,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 15:20:51,700 INFO L475 AbstractCegarLoop]: Abstraction has 24474 states and 36835 transitions. [2019-09-10 15:20:51,701 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 15:20:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 24474 states and 36835 transitions. [2019-09-10 15:20:51,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2019-09-10 15:20:51,771 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 15:20:51,772 INFO L399 BasicCegarLoop]: trace histogram [11, 11, 11, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 15:20:51,772 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_assert_linux_usb_dev__more_initial_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__probe_failedErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__less_initial_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_usb_dev__unincremented_counter_decrementErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 15:20:51,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 15:20:51,773 INFO L82 PathProgramCache]: Analyzing trace with hash -1916908844, now seen corresponding path program 1 times [2019-09-10 15:20:51,773 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 15:20:51,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:20:51,780 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 15:20:51,780 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 15:20:51,780 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 15:20:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 15:20:52,283 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2019-09-10 15:20:52,284 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 15:20:52,284 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 15:20:52,284 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 15:20:52,285 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 15:20:52,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 15:20:52,285 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 15:20:52,286 INFO L87 Difference]: Start difference. First operand 24474 states and 36835 transitions. Second operand 5 states. [2019-09-10 15:20:52,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 15:20:52,730 INFO L93 Difference]: Finished difference Result 24472 states and 36830 transitions. [2019-09-10 15:20:52,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-09-10 15:20:52,730 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 332 [2019-09-10 15:20:52,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 15:20:52,732 INFO L225 Difference]: With dead ends: 24472 [2019-09-10 15:20:52,732 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 15:20:52,732 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-09-10 15:20:52,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 15:20:52,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 15:20:52,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 15:20:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 15:20:52,733 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 332 [2019-09-10 15:20:52,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 15:20:52,733 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 15:20:52,734 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 15:20:52,734 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 15:20:52,734 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 15:20:52,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 03:20:52 BoogieIcfgContainer [2019-09-10 15:20:52,740 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 15:20:52,742 INFO L168 Benchmark]: Toolchain (without parser) took 68983.27 ms. Allocated memory was 140.5 MB in the beginning and 1.8 GB in the end (delta: 1.7 GB). Free memory was 74.4 MB in the beginning and 630.7 MB in the end (delta: -556.3 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-09-10 15:20:52,743 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-10 15:20:52,744 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2866.21 ms. Allocated memory was 140.5 MB in the beginning and 270.5 MB in the end (delta: 130.0 MB). Free memory was 74.0 MB in the beginning and 88.8 MB in the end (delta: -14.8 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. [2019-09-10 15:20:52,745 INFO L168 Benchmark]: Boogie Preprocessor took 437.26 ms. Allocated memory was 270.5 MB in the beginning and 280.0 MB in the end (delta: 9.4 MB). Free memory was 88.8 MB in the beginning and 192.3 MB in the end (delta: -103.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 7.1 GB. [2019-09-10 15:20:52,746 INFO L168 Benchmark]: RCFGBuilder took 9968.28 ms. Allocated memory was 280.0 MB in the beginning and 447.7 MB in the end (delta: 167.8 MB). Free memory was 192.3 MB in the beginning and 86.0 MB in the end (delta: 106.3 MB). Peak memory consumption was 329.0 MB. Max. memory is 7.1 GB. [2019-09-10 15:20:52,747 INFO L168 Benchmark]: TraceAbstraction took 55706.84 ms. Allocated memory was 447.7 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 86.0 MB in the beginning and 630.7 MB in the end (delta: -544.7 MB). Peak memory consumption was 853.6 MB. Max. memory is 7.1 GB. [2019-09-10 15:20:52,751 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2866.21 ms. Allocated memory was 140.5 MB in the beginning and 270.5 MB in the end (delta: 130.0 MB). Free memory was 74.0 MB in the beginning and 88.8 MB in the end (delta: -14.8 MB). Peak memory consumption was 115.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 437.26 ms. Allocated memory was 270.5 MB in the beginning and 280.0 MB in the end (delta: 9.4 MB). Free memory was 88.8 MB in the beginning and 192.3 MB in the end (delta: -103.5 MB). Peak memory consumption was 36.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 9968.28 ms. Allocated memory was 280.0 MB in the beginning and 447.7 MB in the end (delta: 167.8 MB). Free memory was 192.3 MB in the beginning and 86.0 MB in the end (delta: 106.3 MB). Peak memory consumption was 329.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 55706.84 ms. Allocated memory was 447.7 MB in the beginning and 1.8 GB in the end (delta: 1.4 GB). Free memory was 86.0 MB in the beginning and 630.7 MB in the end (delta: -544.7 MB). Peak memory consumption was 853.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 10865]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 10877]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 10853]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 10889]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 189 procedures, 3273 locations, 4 error locations. SAFE Result, 55.6s OverallTime, 6 OverallIterations, 11 TraceHistogramMax, 39.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 31854 SDtfs, 26315 SDslu, 30713 SDs, 0 SdLazy, 12659 SolverSat, 6236 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 31.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=24474occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 12.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 48 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.7s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1286 NumberOfCodeBlocks, 1286 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1280 ConstructedInterpolants, 0 QuantifiedInterpolants, 366460 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 1800/1800 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...