/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--cpia2--cpia2.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 06:05:07,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 06:05:07,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 06:05:07,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-24 06:05:07,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-24 06:05:07,800 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-24 06:05:07,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-24 06:05:07,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-24 06:05:07,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-24 06:05:07,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-24 06:05:07,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-24 06:05:07,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-24 06:05:07,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 06:05:07,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 06:05:07,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 06:05:07,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 06:05:07,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 06:05:07,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 06:05:07,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 06:05:07,856 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 06:05:07,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 06:05:07,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 06:05:07,864 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 06:05:07,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 06:05:07,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-24 06:05:07,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-24 06:05:07,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-24 06:05:07,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-24 06:05:07,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-24 06:05:07,882 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-24 06:05:07,882 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-24 06:05:07,883 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-24 06:05:07,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-24 06:05:07,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-24 06:05:07,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-24 06:05:07,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-24 06:05:07,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-24 06:05:07,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-24 06:05:07,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 06:05:07,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 06:05:07,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 06:05:07,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf [2021-02-24 06:05:07,915 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 06:05:07,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 06:05:07,920 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 06:05:07,920 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 06:05:07,921 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 06:05:07,921 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 06:05:07,921 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 06:05:07,921 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 06:05:07,921 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 06:05:07,922 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 06:05:07,923 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 06:05:07,923 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 06:05:07,923 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 06:05:07,924 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 06:05:07,924 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 06:05:07,924 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 06:05:07,925 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 06:05:07,925 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 06:05:07,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 06:05:07,925 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 06:05:07,925 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 06:05:08,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 06:05:08,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 06:05:08,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 06:05:08,345 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 06:05:08,346 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 06:05:08,347 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--cpia2--cpia2.ko-main.cil.out.i [2021-02-24 06:05:08,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a654d5020/08cac0bd34074baea7f7f08d5374ddf1/FLAG57dd03203 [2021-02-24 06:05:09,430 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 06:05:09,431 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--cpia2--cpia2.ko-main.cil.out.i [2021-02-24 06:05:09,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a654d5020/08cac0bd34074baea7f7f08d5374ddf1/FLAG57dd03203 [2021-02-24 06:05:09,870 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a654d5020/08cac0bd34074baea7f7f08d5374ddf1 [2021-02-24 06:05:09,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 06:05:09,888 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 06:05:09,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 06:05:09,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 06:05:09,899 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 06:05:09,900 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 06:05:09" (1/1) ... [2021-02-24 06:05:09,902 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740840b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:09, skipping insertion in model container [2021-02-24 06:05:09,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 06:05:09" (1/1) ... [2021-02-24 06:05:09,911 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 06:05:10,184 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 06:05:12,647 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--cpia2--cpia2.ko-main.cil.out.i[302833,302846] [2021-02-24 06:05:12,843 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 06:05:12,887 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 06:05:13,500 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--cpia2--cpia2.ko-main.cil.out.i[302833,302846] [2021-02-24 06:05:13,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 06:05:14,250 INFO L208 MainTranslator]: Completed translation [2021-02-24 06:05:14,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:14 WrapperNode [2021-02-24 06:05:14,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 06:05:14,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 06:05:14,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 06:05:14,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 06:05:14,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:14" (1/1) ... [2021-02-24 06:05:14,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:14" (1/1) ... [2021-02-24 06:05:14,446 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:14" (1/1) ... [2021-02-24 06:05:14,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:14" (1/1) ... [2021-02-24 06:05:15,185 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:14" (1/1) ... [2021-02-24 06:05:15,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:14" (1/1) ... [2021-02-24 06:05:15,276 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:14" (1/1) ... [2021-02-24 06:05:15,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 06:05:15,331 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 06:05:15,331 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 06:05:15,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 06:05:15,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:14" (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 [2021-02-24 06:05:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 06:05:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 06:05:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-02-24 06:05:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 06:05:15,441 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-02-24 06:05:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-02-24 06:05:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-02-24 06:05:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-02-24 06:05:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2021-02-24 06:05:15,442 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2021-02-24 06:05:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-02-24 06:05:15,443 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2021-02-24 06:05:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2021-02-24 06:05:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2021-02-24 06:05:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2021-02-24 06:05:15,444 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-02-24 06:05:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2021-02-24 06:05:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_is_singular_file [2021-02-24 06:05:15,445 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_open [2021-02-24 06:05:15,446 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_close [2021-02-24 06:05:15,447 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_v4l_read [2021-02-24 06:05:15,447 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_v4l_poll [2021-02-24 06:05:15,448 INFO L138 BoogieDeclarations]: Found implementation of procedure sync [2021-02-24 06:05:15,448 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_querycap [2021-02-24 06:05:15,448 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_enum_input [2021-02-24 06:05:15,448 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_input [2021-02-24 06:05:15,448 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_s_input [2021-02-24 06:05:15,449 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_enum_fmt_vid_cap [2021-02-24 06:05:15,449 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_try_fmt_vid_cap [2021-02-24 06:05:15,449 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_s_fmt_vid_cap [2021-02-24 06:05:15,449 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_fmt_vid_cap [2021-02-24 06:05:15,449 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_cropcap [2021-02-24 06:05:15,449 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_parm [2021-02-24 06:05:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_s_parm [2021-02-24 06:05:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_enum_framesizes [2021-02-24 06:05:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_enum_frameintervals [2021-02-24 06:05:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_s_ctrl [2021-02-24 06:05:15,450 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_jpegcomp [2021-02-24 06:05:15,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_s_jpegcomp [2021-02-24 06:05:15,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_reqbufs [2021-02-24 06:05:15,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_querybuf [2021-02-24 06:05:15,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_qbuf [2021-02-24 06:05:15,451 INFO L138 BoogieDeclarations]: Found implementation of procedure find_earliest_filled_buffer [2021-02-24 06:05:15,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_dqbuf [2021-02-24 06:05:15,451 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_streamon [2021-02-24 06:05:15,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_streamoff [2021-02-24 06:05:15,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_mmap [2021-02-24 06:05:15,452 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_camera_struct_v4l [2021-02-24 06:05:15,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_camera_release [2021-02-24 06:05:15,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_register_camera [2021-02-24 06:05:15,452 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_unregister_camera [2021-02-24 06:05:15,453 INFO L138 BoogieDeclarations]: Found implementation of procedure check_parameters [2021-02-24 06:05:15,453 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_init [2021-02-24 06:05:15,453 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_exit [2021-02-24 06:05:15,453 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 06:05:15,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2021-02-24 06:05:15,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2021-02-24 06:05:15,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2021-02-24 06:05:15,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_4 [2021-02-24 06:05:15,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2021-02-24 06:05:15,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_6 [2021-02-24 06:05:15,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2021-02-24 06:05:15,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2021-02-24 06:05:15,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2021-02-24 06:05:15,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_10 [2021-02-24 06:05:15,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2021-02-24 06:05:15,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2021-02-24 06:05:15,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2021-02-24 06:05:15,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_14 [2021-02-24 06:05:15,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2021-02-24 06:05:15,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2021-02-24 06:05:15,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2021-02-24 06:05:15,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2021-02-24 06:05:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2021-02-24 06:05:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2021-02-24 06:05:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2021-02-24 06:05:15,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_22 [2021-02-24 06:05:15,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2021-02-24 06:05:15,458 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-02-24 06:05:15,458 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2021-02-24 06:05:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-24 06:05:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-02-24 06:05:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-02-24 06:05:15,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-02-24 06:05:15,460 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-02-24 06:05:15,460 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-02-24 06:05:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-02-24 06:05:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-02-24 06:05:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-02-24 06:05:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure process_frame [2021-02-24 06:05:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure add_APPn [2021-02-24 06:05:15,461 INFO L138 BoogieDeclarations]: Found implementation of procedure add_COM [2021-02-24 06:05:15,462 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_complete [2021-02-24 06:05:15,462 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_transfer_mode [2021-02-24 06:05:15,463 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_change_streaming_alternate [2021-02-24 06:05:15,463 INFO L138 BoogieDeclarations]: Found implementation of procedure set_alternate [2021-02-24 06:05:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure free_sbufs [2021-02-24 06:05:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure write_packet [2021-02-24 06:05:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure read_packet [2021-02-24 06:05:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_transfer_cmd [2021-02-24 06:05:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_urbs [2021-02-24 06:05:15,464 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_start [2021-02-24 06:05:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_pause [2021-02-24 06:05:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_resume [2021-02-24 06:05:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_stop [2021-02-24 06:05:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_probe [2021-02-24 06:05:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_disconnect [2021-02-24 06:05:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_suspend [2021-02-24 06:05:15,465 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_resume [2021-02-24 06:05:15,466 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_init [2021-02-24 06:05:15,466 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_cleanup [2021-02-24 06:05:15,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2021-02-24 06:05:15,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_47 [2021-02-24 06:05:15,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_48 [2021-02-24 06:05:15,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_49 [2021-02-24 06:05:15,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_50 [2021-02-24 06:05:15,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_51 [2021-02-24 06:05:15,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_52 [2021-02-24 06:05:15,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_53 [2021-02-24 06:05:15,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_54 [2021-02-24 06:05:15,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_55 [2021-02-24 06:05:15,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_56 [2021-02-24 06:05:15,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_57 [2021-02-24 06:05:15,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_58 [2021-02-24 06:05:15,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_59 [2021-02-24 06:05:15,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_60 [2021-02-24 06:05:15,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_61 [2021-02-24 06:05:15,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_62 [2021-02-24 06:05:15,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_63 [2021-02-24 06:05:15,471 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-02-24 06:05:15,472 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-02-24 06:05:15,472 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-02-24 06:05:15,472 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_requested_events [2021-02-24 06:05:15,472 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-02-24 06:05:15,472 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPageReserved [2021-02-24 06:05:15,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ClearPageReserved [2021-02-24 06:05:15,472 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-02-24 06:05:15,473 INFO L138 BoogieDeclarations]: Found implementation of procedure kvirt_to_pa [2021-02-24 06:05:15,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rvmalloc [2021-02-24 06:05:15,473 INFO L138 BoogieDeclarations]: Found implementation of procedure rvfree [2021-02-24 06:05:15,473 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_do_command [2021-02-24 06:05:15,474 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_command [2021-02-24 06:05:15,474 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_get_version_info [2021-02-24 06:05:15,474 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_reset_camera [2021-02-24 06:05:15,476 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_high_power [2021-02-24 06:05:15,476 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_low_power [2021-02-24 06:05:15,479 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_onebyte_command [2021-02-24 06:05:15,480 INFO L138 BoogieDeclarations]: Found implementation of procedure apply_vp_patch [2021-02-24 06:05:15,480 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_user_mode [2021-02-24 06:05:15,481 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_match_video_size [2021-02-24 06:05:15,486 INFO L138 BoogieDeclarations]: Found implementation of procedure set_vw_size [2021-02-24 06:05:15,486 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_sensor [2021-02-24 06:05:15,486 INFO L138 BoogieDeclarations]: Found implementation of procedure config_sensor_410 [2021-02-24 06:05:15,486 INFO L138 BoogieDeclarations]: Found implementation of procedure config_sensor_500 [2021-02-24 06:05:15,487 INFO L138 BoogieDeclarations]: Found implementation of procedure set_all_properties [2021-02-24 06:05:15,487 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_save_camera_state [2021-02-24 06:05:15,487 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_flicker_mode [2021-02-24 06:05:15,487 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_property_flip [2021-02-24 06:05:15,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_property_mirror [2021-02-24 06:05:15,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_gpio [2021-02-24 06:05:15,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_fps [2021-02-24 06:05:15,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_brightness [2021-02-24 06:05:15,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_contrast [2021-02-24 06:05:15,488 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_saturation [2021-02-24 06:05:15,488 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_system [2021-02-24 06:05:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure set_lowlight_boost [2021-02-24 06:05:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_format [2021-02-24 06:05:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_dbg_dump_registers [2021-02-24 06:05:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_camera_struct [2021-02-24 06:05:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_init_camera_struct [2021-02-24 06:05:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_init_camera [2021-02-24 06:05:15,489 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_allocate_buffers [2021-02-24 06:05:15,490 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_free_buffers [2021-02-24 06:05:15,490 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_read [2021-02-24 06:05:15,490 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_poll [2021-02-24 06:05:15,490 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_remap_buffer [2021-02-24 06:05:15,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_81 [2021-02-24 06:05:15,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_82 [2021-02-24 06:05:15,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_83 [2021-02-24 06:05:15,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_84 [2021-02-24 06:05:15,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_85 [2021-02-24 06:05:15,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_86 [2021-02-24 06:05:15,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_87 [2021-02-24 06:05:15,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_88 [2021-02-24 06:05:15,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_89 [2021-02-24 06:05:15,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_90 [2021-02-24 06:05:15,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_91 [2021-02-24 06:05:15,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-02-24 06:05:15,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-02-24 06:05:15,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2021-02-24 06:05:15,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2021-02-24 06:05:15,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2021-02-24 06:05:15,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2021-02-24 06:05:15,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2021-02-24 06:05:15,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2021-02-24 06:05:15,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2021-02-24 06:05:15,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2021-02-24 06:05:15,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2021-02-24 06:05:15,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2021-02-24 06:05:15,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2021-02-24 06:05:15,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2021-02-24 06:05:15,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2021-02-24 06:05:15,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2021-02-24 06:05:15,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2021-02-24 06:05:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_v4l2_lock_of_camera_data [2021-02-24 06:05:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_v4l2_lock_of_camera_data [2021-02-24 06:05:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_v4l2_lock_of_camera_data [2021-02-24 06:05:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_v4l2_lock_of_camera_data [2021-02-24 06:05:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_v4l2_lock_of_camera_data [2021-02-24 06:05:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_v4l2_lock_of_camera_data [2021-02-24 06:05:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_v4l2_lock_of_camera_data [2021-02-24 06:05:15,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-02-24 06:05:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-02-24 06:05:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-02-24 06:05:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-02-24 06:05:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-02-24 06:05:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __video_register_device [2021-02-24 06:05:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-02-24 06:05:15,498 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-02-24 06:05:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2021-02-24 06:05:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-02-24 06:05:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-02-24 06:05:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2021-02-24 06:05:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-02-24 06:05:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cpia2_template_probe_3 [2021-02-24 06:05:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-02-24 06:05:15,499 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-02-24 06:05:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-02-24 06:05:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-02-24 06:05:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2021-02-24 06:05:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-02-24 06:05:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-02-24 06:05:15,500 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-02-24 06:05:15,501 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-02-24 06:05:15,501 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_pfn_range [2021-02-24 06:05:15,501 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-02-24 06:05:15,501 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-02-24 06:05:15,501 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-02-24 06:05:15,501 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-02-24 06:05:15,501 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-02-24 06:05:15,501 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-02-24 06:05:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2021-02-24 06:05:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2021-02-24 06:05:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-02-24 06:05:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-02-24 06:05:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2021-02-24 06:05:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-02-24 06:05:15,502 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-02-24 06:05:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_cluster [2021-02-24 06:05:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2021-02-24 06:05:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-02-24 06:05:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_init [2021-02-24 06:05:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2021-02-24 06:05:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_custom [2021-02-24 06:05:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-02-24 06:05:15,503 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2021-02-24 06:05:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_poll [2021-02-24 06:05:15,504 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-02-24 06:05:15,505 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_disconnect [2021-02-24 06:05:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_put [2021-02-24 06:05:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_register [2021-02-24 06:05:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-02-24 06:05:15,509 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-02-24 06:05:15,510 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_is_singular [2021-02-24 06:05:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_open [2021-02-24 06:05:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2021-02-24 06:05:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-02-24 06:05:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-02-24 06:05:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2021-02-24 06:05:15,512 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-02-24 06:05:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2021-02-24 06:05:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_32 [2021-02-24 06:05:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_page [2021-02-24 06:05:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-02-24 06:05:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-02-24 06:05:15,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-02-24 06:05:15,514 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-02-24 06:05:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 06:05:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 06:05:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-24 06:05:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-24 06:05:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 06:05:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 06:05:15,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-02-24 06:05:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-02-24 06:05:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-02-24 06:05:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 06:05:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-02-24 06:05:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-02-24 06:05:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2021-02-24 06:05:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-02-24 06:05:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-02-24 06:05:15,515 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-02-24 06:05:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2021-02-24 06:05:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-02-24 06:05:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2021-02-24 06:05:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_6 [2021-02-24 06:05:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-02-24 06:05:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2021-02-24 06:05:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_4 [2021-02-24 06:05:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2021-02-24 06:05:15,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2021-02-24 06:05:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2021-02-24 06:05:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2021-02-24 06:05:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2021-02-24 06:05:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2021-02-24 06:05:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2021-02-24 06:05:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2021-02-24 06:05:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2021-02-24 06:05:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-02-24 06:05:15,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_10 [2021-02-24 06:05:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_14 [2021-02-24 06:05:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_22 [2021-02-24 06:05:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-02-24 06:05:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2021-02-24 06:05:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2021-02-24 06:05:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2021-02-24 06:05:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2021-02-24 06:05:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2021-02-24 06:05:15,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2021-02-24 06:05:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2021-02-24 06:05:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2021-02-24 06:05:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2021-02-24 06:05:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2021-02-24 06:05:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2021-02-24 06:05:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2021-02-24 06:05:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2021-02-24 06:05:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_v4l2_lock_of_camera_data [2021-02-24 06:05:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_v4l2_lock_of_camera_data [2021-02-24 06:05:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_v4l2_lock_of_camera_data [2021-02-24 06:05:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 06:05:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2021-02-24 06:05:15,520 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-02-24 06:05:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-02-24 06:05:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2021-02-24 06:05:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-02-24 06:05:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-02-24 06:05:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2021-02-24 06:05:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-24 06:05:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-02-24 06:05:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-02-24 06:05:15,521 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-02-24 06:05:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-02-24 06:05:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-02-24 06:05:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-02-24 06:05:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2021-02-24 06:05:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure __video_register_device [2021-02-24 06:05:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2021-02-24 06:05:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2021-02-24 06:05:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2021-02-24 06:05:15,522 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2021-02-24 06:05:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2021-02-24 06:05:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-02-24 06:05:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-02-24 06:05:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2021-02-24 06:05:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_open [2021-02-24 06:05:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2021-02-24 06:05:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_is_singular [2021-02-24 06:05:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_is_singular_file [2021-02-24 06:05:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-02-24 06:05:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_init [2021-02-24 06:05:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-02-24 06:05:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_custom [2021-02-24 06:05:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-02-24 06:05:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2021-02-24 06:05:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_cluster [2021-02-24 06:05:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2021-02-24 06:05:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-02-24 06:05:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_register_camera [2021-02-24 06:05:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_unregister_camera [2021-02-24 06:05:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_camera_release [2021-02-24 06:05:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_reset_camera [2021-02-24 06:05:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_low_power [2021-02-24 06:05:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_dbg_dump_registers [2021-02-24 06:05:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_match_video_size [2021-02-24 06:05:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_save_camera_state [2021-02-24 06:05:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_brightness [2021-02-24 06:05:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_contrast [2021-02-24 06:05:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_saturation [2021-02-24 06:05:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_flicker_mode [2021-02-24 06:05:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_format [2021-02-24 06:05:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_allocate_buffers [2021-02-24 06:05:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_free_buffers [2021-02-24 06:05:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_read [2021-02-24 06:05:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_poll [2021-02-24 06:05:15,526 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_remap_buffer [2021-02-24 06:05:15,527 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_property_flip [2021-02-24 06:05:15,528 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_property_mirror [2021-02-24 06:05:15,528 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_gpio [2021-02-24 06:05:15,528 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_fps [2021-02-24 06:05:15,528 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_init [2021-02-24 06:05:15,528 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_cleanup [2021-02-24 06:05:15,528 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_start [2021-02-24 06:05:15,528 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_stop [2021-02-24 06:05:15,529 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_open [2021-02-24 06:05:15,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 06:05:15,529 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_close [2021-02-24 06:05:15,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-24 06:05:15,529 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_v4l_read [2021-02-24 06:05:15,529 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_v4l_poll [2021-02-24 06:05:15,529 INFO L130 BoogieDeclarations]: Found specification of procedure sync [2021-02-24 06:05:15,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 06:05:15,529 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_querycap [2021-02-24 06:05:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-02-24 06:05:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-02-24 06:05:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_enum_input [2021-02-24 06:05:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_input [2021-02-24 06:05:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_s_input [2021-02-24 06:05:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_enum_fmt_vid_cap [2021-02-24 06:05:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_try_fmt_vid_cap [2021-02-24 06:05:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_s_fmt_vid_cap [2021-02-24 06:05:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_fmt_vid_cap [2021-02-24 06:05:15,530 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_cropcap [2021-02-24 06:05:15,531 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_parm [2021-02-24 06:05:15,531 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_s_parm [2021-02-24 06:05:15,531 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_enum_framesizes [2021-02-24 06:05:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_enum_frameintervals [2021-02-24 06:05:15,574 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_s_ctrl [2021-02-24 06:05:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-02-24 06:05:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_jpegcomp [2021-02-24 06:05:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-02-24 06:05:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_s_jpegcomp [2021-02-24 06:05:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_reqbufs [2021-02-24 06:05:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_querybuf [2021-02-24 06:05:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_qbuf [2021-02-24 06:05:15,575 INFO L130 BoogieDeclarations]: Found specification of procedure find_earliest_filled_buffer [2021-02-24 06:05:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_dqbuf [2021-02-24 06:05:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_streamon [2021-02-24 06:05:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_streamoff [2021-02-24 06:05:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_mmap [2021-02-24 06:05:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure reset_camera_struct_v4l [2021-02-24 06:05:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure check_parameters [2021-02-24 06:05:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_init [2021-02-24 06:05:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_exit [2021-02-24 06:05:15,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-02-24 06:05:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cpia2_template_probe_3 [2021-02-24 06:05:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-02-24 06:05:15,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2021-02-24 06:05:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 06:05:15,585 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-02-24 06:05:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_50 [2021-02-24 06:05:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_48 [2021-02-24 06:05:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_51 [2021-02-24 06:05:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_53 [2021-02-24 06:05:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_55 [2021-02-24 06:05:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_57 [2021-02-24 06:05:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_59 [2021-02-24 06:05:15,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_61 [2021-02-24 06:05:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_47 [2021-02-24 06:05:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_49 [2021-02-24 06:05:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_52 [2021-02-24 06:05:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_54 [2021-02-24 06:05:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_56 [2021-02-24 06:05:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_58 [2021-02-24 06:05:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_60 [2021-02-24 06:05:15,587 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2021-02-24 06:05:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-02-24 06:05:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2021-02-24 06:05:15,588 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-24 06:05:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-24 06:05:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-02-24 06:05:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-02-24 06:05:15,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-24 06:05:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-02-24 06:05:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-02-24 06:05:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2021-02-24 06:05:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-02-24 06:05:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-02-24 06:05:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-02-24 06:05:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2021-02-24 06:05:15,591 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2021-02-24 06:05:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_62 [2021-02-24 06:05:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2021-02-24 06:05:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_63 [2021-02-24 06:05:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-02-24 06:05:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-02-24 06:05:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-02-24 06:05:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-02-24 06:05:15,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-02-24 06:05:15,593 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-02-24 06:05:15,593 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-02-24 06:05:15,593 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_put [2021-02-24 06:05:15,593 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_disconnect [2021-02-24 06:05:15,595 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2021-02-24 06:05:15,595 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_command [2021-02-24 06:05:15,595 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_do_command [2021-02-24 06:05:15,595 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_init_camera_struct [2021-02-24 06:05:15,595 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_init_camera [2021-02-24 06:05:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_transfer_cmd [2021-02-24 06:05:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_pause [2021-02-24 06:05:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_resume [2021-02-24 06:05:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_change_streaming_alternate [2021-02-24 06:05:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure process_frame [2021-02-24 06:05:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_complete [2021-02-24 06:05:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_probe [2021-02-24 06:05:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_disconnect [2021-02-24 06:05:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_suspend [2021-02-24 06:05:15,596 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_resume [2021-02-24 06:05:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure free_sbufs [2021-02-24 06:05:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure add_APPn [2021-02-24 06:05:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure add_COM [2021-02-24 06:05:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure submit_urbs [2021-02-24 06:05:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure set_alternate [2021-02-24 06:05:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure configure_transfer_mode [2021-02-24 06:05:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure write_packet [2021-02-24 06:05:15,597 INFO L130 BoogieDeclarations]: Found specification of procedure read_packet [2021-02-24 06:05:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-02-24 06:05:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-02-24 06:05:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-02-24 06:05:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-02-24 06:05:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_84 [2021-02-24 06:05:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_82 [2021-02-24 06:05:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_85 [2021-02-24 06:05:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_87 [2021-02-24 06:05:15,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_89 [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_90 [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_81 [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_83 [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_86 [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_88 [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_91 [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_32 [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-02-24 06:05:15,599 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure poll_requested_events [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_register [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_poll [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure SetPageReserved [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure ClearPageReserved [2021-02-24 06:05:15,600 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_page [2021-02-24 06:05:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-02-24 06:05:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure remap_pfn_range [2021-02-24 06:05:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-02-24 06:05:15,601 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-02-24 06:05:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure apply_vp_patch [2021-02-24 06:05:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_user_mode [2021-02-24 06:05:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure set_vw_size [2021-02-24 06:05:15,605 INFO L130 BoogieDeclarations]: Found specification of procedure configure_sensor [2021-02-24 06:05:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure config_sensor_410 [2021-02-24 06:05:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure config_sensor_500 [2021-02-24 06:05:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure set_all_properties [2021-02-24 06:05:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure wake_system [2021-02-24 06:05:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure set_lowlight_boost [2021-02-24 06:05:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure reset_camera_struct [2021-02-24 06:05:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_high_power [2021-02-24 06:05:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure kvirt_to_pa [2021-02-24 06:05:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure rvmalloc [2021-02-24 06:05:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure rvfree [2021-02-24 06:05:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_get_version_info [2021-02-24 06:05:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_onebyte_command [2021-02-24 06:05:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-02-24 06:05:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2021-02-24 06:05:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2021-02-24 06:05:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2021-02-24 06:05:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2021-02-24 06:05:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2021-02-24 06:05:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2021-02-24 06:05:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2021-02-24 06:05:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_v4l2_ctrl_handler [2021-02-24 06:05:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2021-02-24 06:05:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2021-02-24 06:05:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2021-02-24 06:05:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2021-02-24 06:05:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_v4l2_lock_of_camera_data [2021-02-24 06:05:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_v4l2_lock_of_camera_data [2021-02-24 06:05:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_v4l2_lock_of_camera_data [2021-02-24 06:05:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_v4l2_lock_of_camera_data [2021-02-24 06:05:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2021-02-24 06:05:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2021-02-24 06:05:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-02-24 06:05:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-24 06:05:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 06:05:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 06:05:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-24 06:05:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 06:05:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-02-24 06:05:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-02-24 06:05:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-02-24 06:05:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-02-24 06:05:27,415 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 06:05:27,415 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-24 06:05:27,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 06:05:27 BoogieIcfgContainer [2021-02-24 06:05:27,426 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 06:05:27,427 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 06:05:27,428 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 06:05:27,431 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 06:05:27,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 06:05:09" (1/3) ... [2021-02-24 06:05:27,432 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e8faf1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 06:05:27, skipping insertion in model container [2021-02-24 06:05:27,432 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:05:14" (2/3) ... [2021-02-24 06:05:27,433 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e8faf1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 06:05:27, skipping insertion in model container [2021-02-24 06:05:27,433 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 06:05:27" (3/3) ... [2021-02-24 06:05:27,434 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--usb--cpia2--cpia2.ko-main.cil.out.i [2021-02-24 06:05:27,442 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 06:05:27,449 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 06:05:27,467 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 06:05:27,494 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 06:05:27,494 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 06:05:27,494 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 06:05:27,494 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 06:05:27,494 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 06:05:27,494 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 06:05:27,494 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 06:05:27,495 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 06:05:27,599 INFO L276 IsEmpty]: Start isEmpty. Operand 9819 states. [2021-02-24 06:05:27,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 907 [2021-02-24 06:05:27,667 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:05:27,669 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 06:05:27,669 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:05:27,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:05:27,676 INFO L82 PathProgramCache]: Analyzing trace with hash 1320030863, now seen corresponding path program 1 times [2021-02-24 06:05:27,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:05:27,686 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [768149252] [2021-02-24 06:05:27,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:05:27,829 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:05:28,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:05:28,902 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:28,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:05:28,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:28,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:05:28,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:28,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:05:35,474 WARN L202 SmtUtils]: Spent 6.49 s on a formula simplification that was a NOOP. DAG size: 1006 [2021-02-24 06:05:35,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:05:35,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:05:36,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:36,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:05:37,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 837 [2021-02-24 06:05:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:05:37,152 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:37,153 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:05:37,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 868 [2021-02-24 06:05:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:05:37,196 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:37,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:05:37,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:05:37,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:05:37,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:37,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:05:37,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:05:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:05:37,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:37,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:05:37,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-24 06:05:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:05:37,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:37,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:05:37,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:05:37,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:05:37,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:37,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:05:37,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-02-24 06:05:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:05:37,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:05:37,275 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:05:37,975 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-02-24 06:05:37,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [768149252] [2021-02-24 06:05:37,978 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:05:37,978 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-24 06:05:37,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273930860] [2021-02-24 06:05:37,986 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-24 06:05:37,986 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:05:37,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-24 06:05:38,000 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-24 06:05:38,002 INFO L87 Difference]: Start difference. First operand 9819 states. Second operand 6 states. [2021-02-24 06:05:53,161 WARN L202 SmtUtils]: Spent 6.08 s on a formula simplification that was a NOOP. DAG size: 1008 [2021-02-24 06:08:57,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 06:08:57,973 INFO L93 Difference]: Finished difference Result 27112 states and 30629 transitions. [2021-02-24 06:08:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-24 06:08:57,975 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 906 [2021-02-24 06:08:57,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 06:08:58,196 INFO L225 Difference]: With dead ends: 27112 [2021-02-24 06:08:58,197 INFO L226 Difference]: Without dead ends: 19248 [2021-02-24 06:08:58,303 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 12.8s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-02-24 06:08:58,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19248 states. [2021-02-24 06:09:09,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19248 to 16423. [2021-02-24 06:09:09,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16423 states. [2021-02-24 06:09:09,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16423 states to 16423 states and 18088 transitions. [2021-02-24 06:09:09,627 INFO L78 Accepts]: Start accepts. Automaton has 16423 states and 18088 transitions. Word has length 906 [2021-02-24 06:09:09,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 06:09:09,631 INFO L480 AbstractCegarLoop]: Abstraction has 16423 states and 18088 transitions. [2021-02-24 06:09:09,631 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-24 06:09:09,631 INFO L276 IsEmpty]: Start isEmpty. Operand 16423 states and 18088 transitions. [2021-02-24 06:09:09,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 909 [2021-02-24 06:09:09,672 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:09:09,673 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 06:09:09,674 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 06:09:09,674 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:09:09,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:09:09,675 INFO L82 PathProgramCache]: Analyzing trace with hash 1693088889, now seen corresponding path program 1 times [2021-02-24 06:09:09,676 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:09:09,676 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [839066572] [2021-02-24 06:09:09,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:09:09,702 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:09:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:09:10,225 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:09:10,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:09:10,226 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:09:10,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:09:10,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:09:10,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:09:16,669 WARN L202 SmtUtils]: Spent 6.38 s on a formula simplification that was a NOOP. DAG size: 1006 [2021-02-24 06:09:16,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:09:16,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:09:17,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:09:17,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:09:17,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 837 [2021-02-24 06:09:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:09:17,461 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:09:17,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:09:17,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 876 [2021-02-24 06:09:17,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:09:17,498 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:09:17,498 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:09:17,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 06:09:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:09:17,510 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:09:17,511 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:09:17,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:09:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:09:17,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:09:17,523 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:09:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 06:09:18,413 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [839066572] [2021-02-24 06:09:18,414 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:09:18,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-24 06:09:18,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303706494] [2021-02-24 06:09:18,416 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-24 06:09:18,416 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:09:18,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-24 06:09:18,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-24 06:09:18,417 INFO L87 Difference]: Start difference. First operand 16423 states and 18088 transitions. Second operand 6 states. [2021-02-24 06:09:31,944 WARN L202 SmtUtils]: Spent 6.05 s on a formula simplification that was a NOOP. DAG size: 1008 [2021-02-24 06:12:32,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 06:12:32,179 INFO L93 Difference]: Finished difference Result 49996 states and 56684 transitions. [2021-02-24 06:12:32,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-24 06:12:32,179 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 908 [2021-02-24 06:12:32,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 06:12:32,476 INFO L225 Difference]: With dead ends: 49996 [2021-02-24 06:12:32,476 INFO L226 Difference]: Without dead ends: 34425 [2021-02-24 06:12:32,612 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 12.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-02-24 06:12:32,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34425 states. [2021-02-24 06:12:57,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34425 to 27225. [2021-02-24 06:12:57,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27225 states. [2021-02-24 06:12:57,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27225 states to 27225 states and 30370 transitions. [2021-02-24 06:12:57,273 INFO L78 Accepts]: Start accepts. Automaton has 27225 states and 30370 transitions. Word has length 908 [2021-02-24 06:12:57,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 06:12:57,275 INFO L480 AbstractCegarLoop]: Abstraction has 27225 states and 30370 transitions. [2021-02-24 06:12:57,275 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-24 06:12:57,275 INFO L276 IsEmpty]: Start isEmpty. Operand 27225 states and 30370 transitions. [2021-02-24 06:12:57,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2021-02-24 06:12:57,292 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:12:57,293 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 06:12:57,293 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-24 06:12:57,294 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:12:57,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:12:57,294 INFO L82 PathProgramCache]: Analyzing trace with hash 468013596, now seen corresponding path program 1 times [2021-02-24 06:12:57,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:12:57,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1286029572] [2021-02-24 06:12:57,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:12:57,333 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:12:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:12:57,821 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:12:57,821 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:12:57,822 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:12:57,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:12:57,826 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:12:57,826 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:04,093 WARN L202 SmtUtils]: Spent 6.22 s on a formula simplification that was a NOOP. DAG size: 1006 [2021-02-24 06:13:04,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:13:04,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:04,447 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:04,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:04,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 837 [2021-02-24 06:13:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:04,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:04,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:04,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 877 [2021-02-24 06:13:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:04,998 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:04,999 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:05,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:13:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:05,011 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:05,012 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:05,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 894 [2021-02-24 06:13:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:05,026 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:05,027 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:05,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 06:13:05,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:05,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:05,039 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:05,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:13:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:05,052 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:05,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:05,735 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-02-24 06:13:05,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1286029572] [2021-02-24 06:13:05,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:13:05,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-24 06:13:05,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972905839] [2021-02-24 06:13:05,738 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-24 06:13:05,738 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:13:05,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-24 06:13:05,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-24 06:13:05,739 INFO L87 Difference]: Start difference. First operand 27225 states and 30370 transitions. Second operand 6 states. [2021-02-24 06:13:12,210 WARN L202 SmtUtils]: Spent 6.12 s on a formula simplification that was a NOOP. DAG size: 1008 [2021-02-24 06:15:49,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 06:15:49,810 INFO L93 Difference]: Finished difference Result 88288 states and 100239 transitions. [2021-02-24 06:15:49,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-24 06:15:49,810 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 926 [2021-02-24 06:15:49,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 06:15:50,609 INFO L225 Difference]: With dead ends: 88288 [2021-02-24 06:15:50,610 INFO L226 Difference]: Without dead ends: 61915 [2021-02-24 06:15:51,005 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 12.5s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-02-24 06:15:51,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61915 states. [2021-02-24 06:16:31,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61915 to 49589. [2021-02-24 06:16:31,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49589 states. [2021-02-24 06:16:31,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49589 states to 49589 states and 55328 transitions. [2021-02-24 06:16:31,591 INFO L78 Accepts]: Start accepts. Automaton has 49589 states and 55328 transitions. Word has length 926 [2021-02-24 06:16:31,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 06:16:31,593 INFO L480 AbstractCegarLoop]: Abstraction has 49589 states and 55328 transitions. [2021-02-24 06:16:31,593 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-24 06:16:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 49589 states and 55328 transitions. [2021-02-24 06:16:31,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 929 [2021-02-24 06:16:31,605 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:16:31,605 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 06:16:31,606 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-24 06:16:31,606 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:16:31,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:16:31,607 INFO L82 PathProgramCache]: Analyzing trace with hash 698738390, now seen corresponding path program 1 times [2021-02-24 06:16:31,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:16:31,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [657761850] [2021-02-24 06:16:31,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:16:31,626 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:16:32,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:16:32,401 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:32,401 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:16:32,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:32,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:16:32,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:32,414 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:16:32,420 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:32,421 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:16:38,659 WARN L202 SmtUtils]: Spent 6.16 s on a formula simplification that was a NOOP. DAG size: 1006 [2021-02-24 06:16:38,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:16:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:16:39,012 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:39,013 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:16:39,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 837 [2021-02-24 06:16:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:16:39,344 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:39,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:16:39,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 870 [2021-02-24 06:16:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:16:39,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:39,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:16:39,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:39,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:16:39,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:16:39,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:16:39,474 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:39,474 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:16:39,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 06:16:39,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:16:39,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:39,516 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:16:39,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:16:39,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:16:39,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:39,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:16:39,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-02-24 06:16:39,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:16:39,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:16:39,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:16:40,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 06:16:40,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [657761850] [2021-02-24 06:16:40,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:16:40,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-24 06:16:40,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816641981] [2021-02-24 06:16:40,301 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-24 06:16:40,301 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:16:40,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-24 06:16:40,302 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-02-24 06:16:40,302 INFO L87 Difference]: Start difference. First operand 49589 states and 55328 transitions. Second operand 10 states. [2021-02-24 06:16:48,247 WARN L202 SmtUtils]: Spent 6.02 s on a formula simplification that was a NOOP. DAG size: 1008