/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 --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 00:24:45,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 00:24:45,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 00:24:45,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-22 00:24:45,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-22 00:24:45,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-22 00:24:45,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-22 00:24:45,875 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-22 00:24:45,878 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-22 00:24:45,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-22 00:24:45,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-22 00:24:45,888 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-22 00:24:45,889 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 00:24:45,892 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 00:24:45,894 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 00:24:45,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 00:24:45,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 00:24:45,902 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 00:24:45,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 00:24:45,926 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 00:24:45,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 00:24:45,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 00:24:45,932 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 00:24:45,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 00:24:45,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-22 00:24:45,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 00:24:45,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 00:24:45,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 00:24:45,972 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2021-02-22 00:24:45,986 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 00:24:45,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 00:24:45,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 00:24:45,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 00:24:45,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 00:24:45,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 00:24:45,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 00:24:45,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 00:24:45,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 00:24:45,995 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 00:24:45,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 00:24:45,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 00:24:45,996 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 00:24:45,996 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 00:24:45,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 00:24:45,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 00:24:45,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 00:24:45,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 00:24:45,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 00:24:45,998 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2021-02-22 00:24:46,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 00:24:46,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 00:24:46,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 00:24:46,436 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 00:24:46,437 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 00:24:46,438 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2021-02-22 00:24:46,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86cdf3d4a/d663170e82f5413b824dc62128a3b5cb/FLAGc31472b2b [2021-02-22 00:24:47,566 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 00:24:47,567 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2021-02-22 00:24:47,601 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86cdf3d4a/d663170e82f5413b824dc62128a3b5cb/FLAGc31472b2b [2021-02-22 00:24:48,016 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86cdf3d4a/d663170e82f5413b824dc62128a3b5cb [2021-02-22 00:24:48,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 00:24:48,034 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 00:24:48,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 00:24:48,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 00:24:48,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 00:24:48,041 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:24:48" (1/1) ... [2021-02-22 00:24:48,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78e1ed29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:48, skipping insertion in model container [2021-02-22 00:24:48,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 12:24:48" (1/1) ... [2021-02-22 00:24:48,051 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 00:24:48,159 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 00:24:49,829 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-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i[218115,218128] [2021-02-22 00:24:49,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:24:49,965 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 00:24:50,356 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-linux-3.0/usb_urb-drivers-media-video-c-qcam.ko.cil.out.i[218115,218128] [2021-02-22 00:24:50,375 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 00:24:50,552 INFO L208 MainTranslator]: Completed translation [2021-02-22 00:24:50,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:50 WrapperNode [2021-02-22 00:24:50,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 00:24:50,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 00:24:50,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 00:24:50,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 00:24:50,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:50" (1/1) ... [2021-02-22 00:24:50,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:50" (1/1) ... [2021-02-22 00:24:50,641 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:50" (1/1) ... [2021-02-22 00:24:50,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:50" (1/1) ... [2021-02-22 00:24:50,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:50" (1/1) ... [2021-02-22 00:24:50,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:50" (1/1) ... [2021-02-22 00:24:50,807 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:50" (1/1) ... [2021-02-22 00:24:50,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 00:24:50,858 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 00:24:50,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 00:24:50,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 00:24:50,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:50" (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 [2021-02-22 00:24:50,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 00:24:50,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 00:24:50,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-02-22 00:24:50,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-02-22 00:24:50,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-02-22 00:24:50,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-02-22 00:24:50,971 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 00:24:50,972 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2021-02-22 00:24:50,972 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2021-02-22 00:24:50,972 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-02-22 00:24:50,973 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-02-22 00:24:50,973 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2021-02-22 00:24:50,973 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2021-02-22 00:24:50,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-02-22 00:24:50,973 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2021-02-22 00:24:50,974 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2021-02-22 00:24:50,974 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2021-02-22 00:24:50,975 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-02-22 00:24:50,975 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-02-22 00:24:50,975 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_set_ack [2021-02-22 00:24:50,976 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_ready1 [2021-02-22 00:24:50,976 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_ready2 [2021-02-22 00:24:50,976 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_await_ready1 [2021-02-22 00:24:50,979 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_await_ready2 [2021-02-22 00:24:50,980 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_read_data [2021-02-22 00:24:50,980 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_write_data [2021-02-22 00:24:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_set [2021-02-22 00:24:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_get [2021-02-22 00:24:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure qc_detect [2021-02-22 00:24:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure qc_reset [2021-02-22 00:24:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure qc_setup [2021-02-22 00:24:50,981 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_read_bytes [2021-02-22 00:24:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure qc_capture [2021-02-22 00:24:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_querycap [2021-02-22 00:24:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_enum_input [2021-02-22 00:24:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_g_input [2021-02-22 00:24:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_s_input [2021-02-22 00:24:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_queryctrl [2021-02-22 00:24:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_g_ctrl [2021-02-22 00:24:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_s_ctrl [2021-02-22 00:24:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_g_fmt_vid_cap [2021-02-22 00:24:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_try_fmt_vid_cap [2021-02-22 00:24:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_s_fmt_vid_cap [2021-02-22 00:24:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_enum_fmt_vid_cap [2021-02-22 00:24:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_read [2021-02-22 00:24:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure qcam_init [2021-02-22 00:24:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure init_cqcam [2021-02-22 00:24:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure close_cqcam [2021-02-22 00:24:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_attach [2021-02-22 00:24:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_detach [2021-02-22 00:24:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cqcam_init [2021-02-22 00:24:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cqcam_cleanup [2021-02-22 00:24:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure init_module [2021-02-22 00:24:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_module [2021-02-22 00:24:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 00:24:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-02-22 00:24:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2021-02-22 00:24:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-02-22 00:24:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-02-22 00:24:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-02-22 00:24:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-02-22 00:24:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-02-22 00:24:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-02-22 00:24:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-02-22 00:24:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-02-22 00:24:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-02-22 00:24:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-02-22 00:24:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __video_register_device [2021-02-22 00:24:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-02-22 00:24:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-02-22 00:24:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-02-22 00:24:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-02-22 00:24:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2021-02-22 00:24:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-02-22 00:24:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-02-22 00:24:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-02-22 00:24:50,989 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-02-22 00:24:50,989 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-02-22 00:24:50,989 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_claim_or_block [2021-02-22 00:24:50,989 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_register_device [2021-02-22 00:24:50,989 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_register_driver [2021-02-22 00:24:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_release [2021-02-22 00:24:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_unregister_device [2021-02-22 00:24:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure parport_unregister_driver [2021-02-22 00:24:50,991 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-02-22 00:24:50,991 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-02-22 00:24:50,992 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-02-22 00:24:50,992 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_query_fill [2021-02-22 00:24:50,992 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_register [2021-02-22 00:24:50,992 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-02-22 00:24:50,993 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2021-02-22 00:24:50,993 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-02-22 00:24:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 00:24:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 00:24:50,994 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-22 00:24:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-22 00:24:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 00:24:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 00:24:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-02-22 00:24:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-02-22 00:24:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-02-22 00:24:50,995 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-02-22 00:24:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-02-22 00:24:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-02-22 00:24:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2021-02-22 00:24:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-02-22 00:24:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-02-22 00:24:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-02-22 00:24:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-02-22 00:24:50,996 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-02-22 00:24:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2021-02-22 00:24:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-22 00:24:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure init_module [2021-02-22 00:24:50,997 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_module [2021-02-22 00:24:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-02-22 00:24:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-02-22 00:24:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-02-22 00:24:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-02-22 00:24:50,998 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-02-22 00:24:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-02-22 00:24:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure parport_register_driver [2021-02-22 00:24:50,999 INFO L130 BoogieDeclarations]: Found specification of procedure parport_unregister_driver [2021-02-22 00:24:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure parport_register_device [2021-02-22 00:24:51,000 INFO L130 BoogieDeclarations]: Found specification of procedure parport_unregister_device [2021-02-22 00:24:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure parport_claim_or_block [2021-02-22 00:24:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure parport_release [2021-02-22 00:24:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-02-22 00:24:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-02-22 00:24:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic_string [2021-02-22 00:24:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic_unrolled [2021-02-22 00:24:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2021-02-22 00:24:51,001 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2021-02-22 00:24:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-02-22 00:24:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-02-22 00:24:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-02-22 00:24:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure __video_register_device [2021-02-22 00:24:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2021-02-22 00:24:51,002 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2021-02-22 00:24:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2021-02-22 00:24:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2021-02-22 00:24:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2021-02-22 00:24:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-02-22 00:24:51,003 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-02-22 00:24:51,004 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-02-22 00:24:51,005 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_query_fill [2021-02-22 00:24:51,008 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_register [2021-02-22 00:24:51,010 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-02-22 00:24:51,011 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_set_ack [2021-02-22 00:24:51,011 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-02-22 00:24:51,011 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_ready1 [2021-02-22 00:24:51,013 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-02-22 00:24:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_ready2 [2021-02-22 00:24:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_await_ready1 [2021-02-22 00:24:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_await_ready2 [2021-02-22 00:24:51,018 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_read_data [2021-02-22 00:24:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_write_data [2021-02-22 00:24:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-02-22 00:24:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_set [2021-02-22 00:24:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_get [2021-02-22 00:24:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure qc_detect [2021-02-22 00:24:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 00:24:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure qc_reset [2021-02-22 00:24:51,019 INFO L130 BoogieDeclarations]: Found specification of procedure qc_setup [2021-02-22 00:24:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_read_bytes [2021-02-22 00:24:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 00:24:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 00:24:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure qc_capture [2021-02-22 00:24:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-02-22 00:24:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_querycap [2021-02-22 00:24:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_enum_input [2021-02-22 00:24:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_g_input [2021-02-22 00:24:51,020 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_s_input [2021-02-22 00:24:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_queryctrl [2021-02-22 00:24:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_g_ctrl [2021-02-22 00:24:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_s_ctrl [2021-02-22 00:24:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_g_fmt_vid_cap [2021-02-22 00:24:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_try_fmt_vid_cap [2021-02-22 00:24:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_s_fmt_vid_cap [2021-02-22 00:24:51,021 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_enum_fmt_vid_cap [2021-02-22 00:24:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_read [2021-02-22 00:24:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure qcam_init [2021-02-22 00:24:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-22 00:24:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure init_cqcam [2021-02-22 00:24:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure close_cqcam [2021-02-22 00:24:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure cq_attach [2021-02-22 00:24:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure cq_detach [2021-02-22 00:24:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure cqcam_init [2021-02-22 00:24:51,022 INFO L130 BoogieDeclarations]: Found specification of procedure cqcam_cleanup [2021-02-22 00:24:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-02-22 00:24:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-02-22 00:24:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-22 00:24:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 00:24:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-02-22 00:24:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2021-02-22 00:24:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-02-22 00:24:51,023 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-02-22 00:24:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-02-22 00:24:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-02-22 00:24:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2021-02-22 00:24:51,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2021-02-22 00:24:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-22 00:24:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-02-22 00:24:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-22 00:24:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2021-02-22 00:24:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-22 00:24:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 00:24:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 00:24:51,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-22 00:24:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-02-22 00:24:51,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 00:24:52,676 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-02-22 00:24:52,720 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2021-02-22 00:24:52,720 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2021-02-22 00:24:52,721 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-02-22 00:24:52,783 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4920: assume 0 != ~tmp___8~0; [2021-02-22 00:24:52,783 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4920: assume !(0 != ~tmp___8~0); [2021-02-22 00:24:52,783 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L5011: ~tmp___10~0 := ~tmp___11~0; [2021-02-22 00:24:52,783 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4978: assume 0 != ~tmp___9~0; [2021-02-22 00:24:52,783 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4978: assume !(0 != ~tmp___9~0); [2021-02-22 00:24:52,784 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4949: #res := ~ret~1; [2021-02-22 00:24:52,784 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L5007: #res := ~ret~1; [2021-02-22 00:24:52,784 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4784: ~tmp___9~0 := (if !(0 == ~ret~1) then 1 else 0); [2021-02-22 00:24:52,784 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4780: assume 10 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2021-02-22 00:24:52,784 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4780: assume !(10 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2021-02-22 00:24:52,784 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4772: #res := ~ret~1; [2021-02-22 00:24:52,785 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4921: #res := ~ret~1; [2021-02-22 00:24:52,785 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4979: #res := ~ret~1; [2021-02-22 00:24:52,785 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4781: ~tmp___8~0 := (if !(0 == ~ret~1) then 1 else 0); [2021-02-22 00:24:52,785 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4777: assume 8 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2021-02-22 00:24:52,785 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4777: assume !(8 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2021-02-22 00:24:52,785 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4769: #res := ~ret~1; [2021-02-22 00:24:52,785 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4786: SUMMARY for call #t~ret13 := copy_user_generic(~dst.base, ~dst.offset, ~src.base, ~src.offset, ~size); srcloc: null [2021-02-22 00:24:52,786 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L5013: #res := (if ~tmp___10~0 % 18446744073709551616 % 4294967296 <= 2147483647 then ~tmp___10~0 % 18446744073709551616 % 4294967296 else ~tmp___10~0 % 18446744073709551616 % 4294967296 - 4294967296); [2021-02-22 00:24:52,786 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4778: #res := ~ret~1; [2021-02-22 00:24:52,786 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2021-02-22 00:24:52,786 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4774: assume 4 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2021-02-22 00:24:52,786 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4774: assume !(4 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2021-02-22 00:24:52,786 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2021-02-22 00:24:52,786 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2021-02-22 00:24:52,787 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2021-02-22 00:24:52,787 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L5010: ~tmp___11~0 := #t~ret13; [2021-02-22 00:24:52,788 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4783: assume 16 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2021-02-22 00:24:52,788 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4783: assume !(16 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2021-02-22 00:24:52,793 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L5010-1: havoc #t~ret13; [2021-02-22 00:24:52,793 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4775: #res := ~ret~1; [2021-02-22 00:24:52,794 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4771: assume 2 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296); [2021-02-22 00:24:52,794 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint L4771: assume !(2 == (if ~size % 4294967296 % 4294967296 <= 2147483647 then ~size % 4294967296 % 4294967296 else ~size % 4294967296 % 4294967296 - 4294967296)); [2021-02-22 00:24:53,263 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2021-02-22 00:24:53,282 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-02-22 00:24:53,339 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2021-02-22 00:24:53,339 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2021-02-22 00:24:54,483 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-02-22 00:24:54,558 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume false; [2021-02-22 00:24:54,558 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume !false; [2021-02-22 00:24:54,580 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-02-22 00:24:54,591 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2021-02-22 00:24:54,592 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2021-02-22 00:24:54,628 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-02-22 00:24:54,681 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2021-02-22 00:24:54,681 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2021-02-22 00:24:55,425 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 00:24:55,426 INFO L299 CfgBuilder]: Removed 21 assume(true) statements. [2021-02-22 00:24:55,431 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:24:55 BoogieIcfgContainer [2021-02-22 00:24:55,432 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 00:24:55,434 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 00:24:55,434 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 00:24:55,438 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 00:24:55,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 12:24:48" (1/3) ... [2021-02-22 00:24:55,439 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c3c91af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:24:55, skipping insertion in model container [2021-02-22 00:24:55,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 12:24:50" (2/3) ... [2021-02-22 00:24:55,440 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c3c91af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 12:24:55, skipping insertion in model container [2021-02-22 00:24:55,440 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 12:24:55" (3/3) ... [2021-02-22 00:24:55,442 INFO L111 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-media-video-c-qcam.ko.cil.out.i [2021-02-22 00:24:55,449 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 00:24:55,456 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-22 00:24:55,477 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-22 00:24:55,508 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 00:24:55,509 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 00:24:55,509 INFO L378 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2021-02-22 00:24:55,509 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 00:24:55,509 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 00:24:55,509 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 00:24:55,509 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 00:24:55,510 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 00:24:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states. [2021-02-22 00:24:55,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 736 [2021-02-22 00:24:55,616 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 00:24:55,617 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] [2021-02-22 00:24:55,620 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 00:24:55,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 00:24:55,627 INFO L82 PathProgramCache]: Analyzing trace with hash 1859969594, now seen corresponding path program 1 times [2021-02-22 00:24:55,638 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 00:24:55,638 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1716483588] [2021-02-22 00:24:55,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 00:24:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 00:24:56,367 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-22 00:24:56,368 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Proofs are not supported at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.getProof(Scriptor.java:166) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:392) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:386) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:241) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:84) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:74) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:511) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:437) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:372) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:62) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateAllErrorsAtOnce(TraceAbstractionStarter.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:171) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:131) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-02-22 00:24:56,377 INFO L168 Benchmark]: Toolchain (without parser) took 8352.34 ms. Allocated memory was 157.3 MB in the beginning and 295.7 MB in the end (delta: 138.4 MB). Free memory was 104.7 MB in the beginning and 176.8 MB in the end (delta: -72.0 MB). Peak memory consumption was 67.7 MB. Max. memory is 8.0 GB. [2021-02-22 00:24:56,380 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 157.3 MB. Free memory is still 130.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 00:24:56,383 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2517.87 ms. Allocated memory was 157.3 MB in the beginning and 227.5 MB in the end (delta: 70.3 MB). Free memory was 103.7 MB in the beginning and 170.0 MB in the end (delta: -66.3 MB). Peak memory consumption was 76.5 MB. Max. memory is 8.0 GB. [2021-02-22 00:24:56,384 INFO L168 Benchmark]: Boogie Preprocessor took 302.46 ms. Allocated memory is still 227.5 MB. Free memory was 170.0 MB in the beginning and 151.1 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. [2021-02-22 00:24:56,386 INFO L168 Benchmark]: RCFGBuilder took 4573.49 ms. Allocated memory was 227.5 MB in the beginning and 295.7 MB in the end (delta: 68.2 MB). Free memory was 151.1 MB in the beginning and 166.7 MB in the end (delta: -15.6 MB). Peak memory consumption was 110.8 MB. Max. memory is 8.0 GB. [2021-02-22 00:24:56,387 INFO L168 Benchmark]: TraceAbstraction took 938.70 ms. Allocated memory is still 295.7 MB. Free memory was 166.2 MB in the beginning and 176.8 MB in the end (delta: -10.6 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 00:24:56,398 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 157.3 MB. Free memory is still 130.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2517.87 ms. Allocated memory was 157.3 MB in the beginning and 227.5 MB in the end (delta: 70.3 MB). Free memory was 103.7 MB in the beginning and 170.0 MB in the end (delta: -66.3 MB). Peak memory consumption was 76.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 302.46 ms. Allocated memory is still 227.5 MB. Free memory was 170.0 MB in the beginning and 151.1 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 8.0 GB. * RCFGBuilder took 4573.49 ms. Allocated memory was 227.5 MB in the beginning and 295.7 MB in the end (delta: 68.2 MB). Free memory was 151.1 MB in the beginning and 166.7 MB in the end (delta: -15.6 MB). Peak memory consumption was 110.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 938.70 ms. Allocated memory is still 295.7 MB. Free memory was 166.2 MB in the beginning and 176.8 MB in the end (delta: -10.6 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Proofs are not supported de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Proofs are not supported: de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.getProof(Scriptor.java:166) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...