/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-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 01:50:09,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 01:50:09,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 01:50:09,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-24 01:50:09,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 01:50:09,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 01:50:09,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 01:50:09,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 01:50:09,344 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 01:50:09,345 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 01:50:09,347 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 01:50:09,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 01:50:09,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 01:50:09,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 01:50:09,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 01:50:09,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 01:50:09,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-24 01:50:09,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 01:50:09,401 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 01:50:09,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 01:50:09,404 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2021-02-24 01:50:09,422 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 01:50:09,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 01:50:09,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 01:50:09,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 01:50:09,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 01:50:09,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 01:50:09,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 01:50:09,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 01:50:09,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 01:50:09,425 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 01:50:09,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 01:50:09,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 01:50:09,425 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 01:50:09,426 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 01:50:09,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 01:50:09,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 01:50:09,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 01:50:09,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 01:50:09,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 01:50:09,427 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2021-02-24 01:50:09,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 01:50:09,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 01:50:09,811 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 01:50:09,812 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 01:50:09,814 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 01:50:09,820 INFO L432 ainManager$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 01:50:09,890 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97cf416e7/6c6357e48c85457da3ab6d1079d746e9/FLAGfe2285c6d [2021-02-24 01:50:10,917 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 01:50:10,918 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 01:50:10,968 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97cf416e7/6c6357e48c85457da3ab6d1079d746e9/FLAGfe2285c6d [2021-02-24 01:50:11,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97cf416e7/6c6357e48c85457da3ab6d1079d746e9 [2021-02-24 01:50:11,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 01:50:11,279 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 01:50:11,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 01:50:11,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 01:50:11,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 01:50:11,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 01:50:11" (1/1) ... [2021-02-24 01:50:11,287 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e33c437 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:11, skipping insertion in model container [2021-02-24 01:50:11,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 01:50:11" (1/1) ... [2021-02-24 01:50:11,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 01:50:11,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 01:50:14,072 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 01:50:14,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 01:50:14,302 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 01:50:14,901 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 01:50:14,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 01:50:15,513 INFO L208 MainTranslator]: Completed translation [2021-02-24 01:50:15,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:15 WrapperNode [2021-02-24 01:50:15,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 01:50:15,514 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 01:50:15,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 01:50:15,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 01:50:15,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:15" (1/1) ... [2021-02-24 01:50:15,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:15" (1/1) ... [2021-02-24 01:50:15,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:15" (1/1) ... [2021-02-24 01:50:15,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:15" (1/1) ... [2021-02-24 01:50:16,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:15" (1/1) ... [2021-02-24 01:50:16,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:15" (1/1) ... [2021-02-24 01:50:16,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:15" (1/1) ... [2021-02-24 01:50:16,687 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 01:50:16,689 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 01:50:16,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 01:50:16,689 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 01:50:16,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:15" (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 01:50:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 01:50:16,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 01:50:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-02-24 01:50:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 01:50:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-02-24 01:50:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-02-24 01:50:16,797 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-02-24 01:50:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-02-24 01:50:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2021-02-24 01:50:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2021-02-24 01:50:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-02-24 01:50:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2021-02-24 01:50:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2021-02-24 01:50:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2021-02-24 01:50:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2021-02-24 01:50:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-02-24 01:50:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure video_is_registered [2021-02-24 01:50:16,800 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_is_singular_file [2021-02-24 01:50:16,800 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_open [2021-02-24 01:50:16,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_close [2021-02-24 01:50:16,801 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_v4l_read [2021-02-24 01:50:16,802 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_v4l_poll [2021-02-24 01:50:16,802 INFO L138 BoogieDeclarations]: Found implementation of procedure sync [2021-02-24 01:50:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_querycap [2021-02-24 01:50:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_enum_input [2021-02-24 01:50:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_input [2021-02-24 01:50:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_s_input [2021-02-24 01:50:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_enum_fmt_vid_cap [2021-02-24 01:50:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_try_fmt_vid_cap [2021-02-24 01:50:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_s_fmt_vid_cap [2021-02-24 01:50:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_fmt_vid_cap [2021-02-24 01:50:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_cropcap [2021-02-24 01:50:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_parm [2021-02-24 01:50:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_s_parm [2021-02-24 01:50:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_enum_framesizes [2021-02-24 01:50:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_enum_frameintervals [2021-02-24 01:50:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_s_ctrl [2021-02-24 01:50:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_g_jpegcomp [2021-02-24 01:50:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_s_jpegcomp [2021-02-24 01:50:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_reqbufs [2021-02-24 01:50:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_querybuf [2021-02-24 01:50:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_qbuf [2021-02-24 01:50:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure find_earliest_filled_buffer [2021-02-24 01:50:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_dqbuf [2021-02-24 01:50:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_streamon [2021-02-24 01:50:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_streamoff [2021-02-24 01:50:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_mmap [2021-02-24 01:50:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_camera_struct_v4l [2021-02-24 01:50:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_camera_release [2021-02-24 01:50:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_register_camera [2021-02-24 01:50:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_unregister_camera [2021-02-24 01:50:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure check_parameters [2021-02-24 01:50:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_init [2021-02-24 01:50:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_exit [2021-02-24 01:50:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 01:50:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2021-02-24 01:50:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2021-02-24 01:50:16,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2021-02-24 01:50:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_4 [2021-02-24 01:50:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2021-02-24 01:50:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_6 [2021-02-24 01:50:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2021-02-24 01:50:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2021-02-24 01:50:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2021-02-24 01:50:16,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_10 [2021-02-24 01:50:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2021-02-24 01:50:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2021-02-24 01:50:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2021-02-24 01:50:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_14 [2021-02-24 01:50:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2021-02-24 01:50:16,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2021-02-24 01:50:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2021-02-24 01:50:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2021-02-24 01:50:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_19 [2021-02-24 01:50:16,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_20 [2021-02-24 01:50:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_21 [2021-02-24 01:50:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_22 [2021-02-24 01:50:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2021-02-24 01:50:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-02-24 01:50:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure waitqueue_active [2021-02-24 01:50:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-24 01:50:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-02-24 01:50:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-02-24 01:50:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-02-24 01:50:16,813 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-02-24 01:50:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-02-24 01:50:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-02-24 01:50:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-02-24 01:50:16,814 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-02-24 01:50:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure process_frame [2021-02-24 01:50:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure add_APPn [2021-02-24 01:50:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure add_COM [2021-02-24 01:50:16,815 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_complete [2021-02-24 01:50:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_transfer_mode [2021-02-24 01:50:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_change_streaming_alternate [2021-02-24 01:50:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure set_alternate [2021-02-24 01:50:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure free_sbufs [2021-02-24 01:50:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure write_packet [2021-02-24 01:50:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure read_packet [2021-02-24 01:50:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_transfer_cmd [2021-02-24 01:50:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure submit_urbs [2021-02-24 01:50:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_start [2021-02-24 01:50:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_pause [2021-02-24 01:50:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_resume [2021-02-24 01:50:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_stream_stop [2021-02-24 01:50:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_probe [2021-02-24 01:50:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_disconnect [2021-02-24 01:50:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_suspend [2021-02-24 01:50:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_resume [2021-02-24 01:50:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_init [2021-02-24 01:50:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_usb_cleanup [2021-02-24 01:50:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2021-02-24 01:50:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_47 [2021-02-24 01:50:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_48 [2021-02-24 01:50:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_49 [2021-02-24 01:50:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_50 [2021-02-24 01:50:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_51 [2021-02-24 01:50:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_52 [2021-02-24 01:50:16,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_53 [2021-02-24 01:50:16,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_54 [2021-02-24 01:50:16,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_55 [2021-02-24 01:50:16,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_56 [2021-02-24 01:50:16,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_57 [2021-02-24 01:50:16,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_58 [2021-02-24 01:50:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_59 [2021-02-24 01:50:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_60 [2021-02-24 01:50:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_61 [2021-02-24 01:50:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_62 [2021-02-24 01:50:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_63 [2021-02-24 01:50:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-02-24 01:50:16,823 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-02-24 01:50:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-02-24 01:50:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_requested_events [2021-02-24 01:50:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-02-24 01:50:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure SetPageReserved [2021-02-24 01:50:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ClearPageReserved [2021-02-24 01:50:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-02-24 01:50:16,824 INFO L138 BoogieDeclarations]: Found implementation of procedure kvirt_to_pa [2021-02-24 01:50:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rvmalloc [2021-02-24 01:50:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rvfree [2021-02-24 01:50:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_do_command [2021-02-24 01:50:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_command [2021-02-24 01:50:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_get_version_info [2021-02-24 01:50:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_reset_camera [2021-02-24 01:50:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_high_power [2021-02-24 01:50:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_low_power [2021-02-24 01:50:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_send_onebyte_command [2021-02-24 01:50:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure apply_vp_patch [2021-02-24 01:50:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure set_default_user_mode [2021-02-24 01:50:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_match_video_size [2021-02-24 01:50:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure set_vw_size [2021-02-24 01:50:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure configure_sensor [2021-02-24 01:50:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure config_sensor_410 [2021-02-24 01:50:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure config_sensor_500 [2021-02-24 01:50:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure set_all_properties [2021-02-24 01:50:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_save_camera_state [2021-02-24 01:50:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_flicker_mode [2021-02-24 01:50:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_property_flip [2021-02-24 01:50:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_property_mirror [2021-02-24 01:50:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_gpio [2021-02-24 01:50:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_fps [2021-02-24 01:50:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_brightness [2021-02-24 01:50:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_contrast [2021-02-24 01:50:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_saturation [2021-02-24 01:50:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_system [2021-02-24 01:50:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure set_lowlight_boost [2021-02-24 01:50:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_set_format [2021-02-24 01:50:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_dbg_dump_registers [2021-02-24 01:50:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_camera_struct [2021-02-24 01:50:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_init_camera_struct [2021-02-24 01:50:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_init_camera [2021-02-24 01:50:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_allocate_buffers [2021-02-24 01:50:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_free_buffers [2021-02-24 01:50:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_read [2021-02-24 01:50:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_poll [2021-02-24 01:50:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure cpia2_remap_buffer [2021-02-24 01:50:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_81 [2021-02-24 01:50:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_82 [2021-02-24 01:50:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_83 [2021-02-24 01:50:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_84 [2021-02-24 01:50:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_85 [2021-02-24 01:50:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_86 [2021-02-24 01:50:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_87 [2021-02-24 01:50:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_88 [2021-02-24 01:50:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_89 [2021-02-24 01:50:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_90 [2021-02-24 01:50:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_91 [2021-02-24 01:50:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-02-24 01:50:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-02-24 01:50:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2021-02-24 01:50:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2021-02-24 01:50:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2021-02-24 01:50:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2021-02-24 01:50:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2021-02-24 01:50:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2021-02-24 01:50:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2021-02-24 01:50:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2021-02-24 01:50:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2021-02-24 01:50:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2021-02-24 01:50:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2021-02-24 01:50:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2021-02-24 01:50:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2021-02-24 01:50:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2021-02-24 01:50:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2021-02-24 01:50:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_v4l2_lock_of_camera_data [2021-02-24 01:50:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_v4l2_lock_of_camera_data [2021-02-24 01:50:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_v4l2_lock_of_camera_data [2021-02-24 01:50:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_v4l2_lock_of_camera_data [2021-02-24 01:50:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_v4l2_lock_of_camera_data [2021-02-24 01:50:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_v4l2_lock_of_camera_data [2021-02-24 01:50:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_v4l2_lock_of_camera_data [2021-02-24 01:50:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-02-24 01:50:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-02-24 01:50:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-02-24 01:50:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-02-24 01:50:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-02-24 01:50:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __video_register_device [2021-02-24 01:50:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-02-24 01:50:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-02-24 01:50:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2021-02-24 01:50:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-02-24 01:50:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-02-24 01:50:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2021-02-24 01:50:16,847 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-02-24 01:50:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cpia2_template_probe_3 [2021-02-24 01:50:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-02-24 01:50:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-02-24 01:50:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-02-24 01:50:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-02-24 01:50:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2021-02-24 01:50:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-02-24 01:50:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-02-24 01:50:16,848 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-02-24 01:50:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-02-24 01:50:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_pfn_range [2021-02-24 01:50:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-02-24 01:50:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-02-24 01:50:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-02-24 01:50:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2021-02-24 01:50:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-02-24 01:50:16,849 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-02-24 01:50:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2021-02-24 01:50:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_driver_release_interface [2021-02-24 01:50:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-02-24 01:50:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-02-24 01:50:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2021-02-24 01:50:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-02-24 01:50:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-02-24 01:50:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_cluster [2021-02-24 01:50:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2021-02-24 01:50:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-02-24 01:50:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_init [2021-02-24 01:50:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2021-02-24 01:50:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_custom [2021-02-24 01:50:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-02-24 01:50:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2021-02-24 01:50:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_poll [2021-02-24 01:50:16,853 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-02-24 01:50:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_disconnect [2021-02-24 01:50:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_put [2021-02-24 01:50:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_register [2021-02-24 01:50:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-02-24 01:50:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-02-24 01:50:16,858 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_is_singular [2021-02-24 01:50:16,858 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_open [2021-02-24 01:50:16,860 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2021-02-24 01:50:16,860 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-02-24 01:50:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-02-24 01:50:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2021-02-24 01:50:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-02-24 01:50:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2021-02-24 01:50:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_32 [2021-02-24 01:50:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_page [2021-02-24 01:50:16,861 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-02-24 01:50:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-02-24 01:50:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-02-24 01:50:16,862 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-02-24 01:50:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 01:50:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 01:50:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-24 01:50:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-24 01:50:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 01:50:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 01:50:16,862 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-02-24 01:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-02-24 01:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-02-24 01:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 01:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-02-24 01:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-02-24 01:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2021-02-24 01:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-02-24 01:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-02-24 01:50:16,863 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-02-24 01:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2021-02-24 01:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-02-24 01:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2021-02-24 01:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_6 [2021-02-24 01:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-02-24 01:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2021-02-24 01:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_4 [2021-02-24 01:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2021-02-24 01:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2021-02-24 01:50:16,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2021-02-24 01:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2021-02-24 01:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2021-02-24 01:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2021-02-24 01:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2021-02-24 01:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_20 [2021-02-24 01:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2021-02-24 01:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-02-24 01:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_10 [2021-02-24 01:50:16,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_14 [2021-02-24 01:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_22 [2021-02-24 01:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-02-24 01:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2021-02-24 01:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2021-02-24 01:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2021-02-24 01:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2021-02-24 01:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2021-02-24 01:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2021-02-24 01:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_19 [2021-02-24 01:50:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_21 [2021-02-24 01:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2021-02-24 01:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2021-02-24 01:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2021-02-24 01:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2021-02-24 01:50:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2021-02-24 01:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_v4l2_lock_of_camera_data [2021-02-24 01:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_v4l2_lock_of_camera_data [2021-02-24 01:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_v4l2_lock_of_camera_data [2021-02-24 01:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 01:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2021-02-24 01:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-02-24 01:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-02-24 01:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2021-02-24 01:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-02-24 01:50:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-02-24 01:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2021-02-24 01:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-24 01:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-02-24 01:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-02-24 01:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-02-24 01:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-02-24 01:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-02-24 01:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-02-24 01:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2021-02-24 01:50:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure __video_register_device [2021-02-24 01:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2021-02-24 01:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2021-02-24 01:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2021-02-24 01:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2021-02-24 01:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2021-02-24 01:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-02-24 01:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-02-24 01:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure video_is_registered [2021-02-24 01:50:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_open [2021-02-24 01:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2021-02-24 01:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_is_singular [2021-02-24 01:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_is_singular_file [2021-02-24 01:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-02-24 01:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_init [2021-02-24 01:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-02-24 01:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_custom [2021-02-24 01:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-02-24 01:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2021-02-24 01:50:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_cluster [2021-02-24 01:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2021-02-24 01:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-02-24 01:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_register_camera [2021-02-24 01:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_unregister_camera [2021-02-24 01:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_camera_release [2021-02-24 01:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_reset_camera [2021-02-24 01:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_low_power [2021-02-24 01:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_dbg_dump_registers [2021-02-24 01:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_match_video_size [2021-02-24 01:50:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_save_camera_state [2021-02-24 01:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_brightness [2021-02-24 01:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_contrast [2021-02-24 01:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_saturation [2021-02-24 01:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_flicker_mode [2021-02-24 01:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_format [2021-02-24 01:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_allocate_buffers [2021-02-24 01:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_free_buffers [2021-02-24 01:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_read [2021-02-24 01:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_poll [2021-02-24 01:50:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_remap_buffer [2021-02-24 01:50:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_property_flip [2021-02-24 01:50:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_property_mirror [2021-02-24 01:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_gpio [2021-02-24 01:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_fps [2021-02-24 01:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_init [2021-02-24 01:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_cleanup [2021-02-24 01:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_start [2021-02-24 01:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_stop [2021-02-24 01:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_open [2021-02-24 01:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 01:50:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_close [2021-02-24 01:50:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-24 01:50:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_v4l_read [2021-02-24 01:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_v4l_poll [2021-02-24 01:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure sync [2021-02-24 01:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 01:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_querycap [2021-02-24 01:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-02-24 01:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-02-24 01:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_enum_input [2021-02-24 01:50:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_input [2021-02-24 01:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_s_input [2021-02-24 01:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_enum_fmt_vid_cap [2021-02-24 01:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_try_fmt_vid_cap [2021-02-24 01:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_s_fmt_vid_cap [2021-02-24 01:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_fmt_vid_cap [2021-02-24 01:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_cropcap [2021-02-24 01:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_parm [2021-02-24 01:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_s_parm [2021-02-24 01:50:16,879 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_enum_framesizes [2021-02-24 01:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_enum_frameintervals [2021-02-24 01:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_s_ctrl [2021-02-24 01:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-02-24 01:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_g_jpegcomp [2021-02-24 01:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-02-24 01:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_s_jpegcomp [2021-02-24 01:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_reqbufs [2021-02-24 01:50:16,880 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_querybuf [2021-02-24 01:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_qbuf [2021-02-24 01:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure find_earliest_filled_buffer [2021-02-24 01:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_dqbuf [2021-02-24 01:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_streamon [2021-02-24 01:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_streamoff [2021-02-24 01:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_mmap [2021-02-24 01:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure reset_camera_struct_v4l [2021-02-24 01:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure check_parameters [2021-02-24 01:50:16,881 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_init [2021-02-24 01:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_exit [2021-02-24 01:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-02-24 01:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cpia2_template_probe_3 [2021-02-24 01:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-02-24 01:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2021-02-24 01:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 01:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-02-24 01:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_50 [2021-02-24 01:50:16,882 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_48 [2021-02-24 01:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_51 [2021-02-24 01:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_53 [2021-02-24 01:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_55 [2021-02-24 01:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_57 [2021-02-24 01:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_59 [2021-02-24 01:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_61 [2021-02-24 01:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_47 [2021-02-24 01:50:16,883 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_49 [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_52 [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_54 [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_56 [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_58 [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_60 [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure waitqueue_active [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-24 01:50:16,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_driver_release_interface [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_62 [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2021-02-24 01:50:16,885 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_63 [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_put [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_disconnect [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_command [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_do_command [2021-02-24 01:50:16,886 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_init_camera_struct [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_init_camera [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_transfer_cmd [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_pause [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_stream_resume [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_change_streaming_alternate [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure process_frame [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_complete [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_probe [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_disconnect [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_suspend [2021-02-24 01:50:16,887 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_usb_resume [2021-02-24 01:50:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure free_sbufs [2021-02-24 01:50:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure add_APPn [2021-02-24 01:50:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure add_COM [2021-02-24 01:50:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure submit_urbs [2021-02-24 01:50:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure set_alternate [2021-02-24 01:50:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure configure_transfer_mode [2021-02-24 01:50:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure write_packet [2021-02-24 01:50:16,888 INFO L130 BoogieDeclarations]: Found specification of procedure read_packet [2021-02-24 01:50:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-02-24 01:50:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-02-24 01:50:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-02-24 01:50:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-02-24 01:50:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_84 [2021-02-24 01:50:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_82 [2021-02-24 01:50:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_85 [2021-02-24 01:50:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_87 [2021-02-24 01:50:16,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_89 [2021-02-24 01:50:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_90 [2021-02-24 01:50:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_81 [2021-02-24 01:50:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_83 [2021-02-24 01:50:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_86 [2021-02-24 01:50:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_88 [2021-02-24 01:50:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_91 [2021-02-24 01:50:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-02-24 01:50:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-02-24 01:50:16,890 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_32 [2021-02-24 01:50:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-02-24 01:50:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-02-24 01:50:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-02-24 01:50:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2021-02-24 01:50:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-02-24 01:50:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-02-24 01:50:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure poll_requested_events [2021-02-24 01:50:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-02-24 01:50:16,891 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-02-24 01:50:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_register [2021-02-24 01:50:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_poll [2021-02-24 01:50:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure SetPageReserved [2021-02-24 01:50:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure ClearPageReserved [2021-02-24 01:50:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_page [2021-02-24 01:50:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-02-24 01:50:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure remap_pfn_range [2021-02-24 01:50:16,892 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-02-24 01:50:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-02-24 01:50:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure apply_vp_patch [2021-02-24 01:50:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure set_default_user_mode [2021-02-24 01:50:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure set_vw_size [2021-02-24 01:50:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure configure_sensor [2021-02-24 01:50:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure config_sensor_410 [2021-02-24 01:50:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure config_sensor_500 [2021-02-24 01:50:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure set_all_properties [2021-02-24 01:50:16,893 INFO L130 BoogieDeclarations]: Found specification of procedure wake_system [2021-02-24 01:50:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure set_lowlight_boost [2021-02-24 01:50:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure reset_camera_struct [2021-02-24 01:50:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_set_high_power [2021-02-24 01:50:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure kvirt_to_pa [2021-02-24 01:50:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure rvmalloc [2021-02-24 01:50:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure rvfree [2021-02-24 01:50:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_get_version_info [2021-02-24 01:50:16,894 INFO L130 BoogieDeclarations]: Found specification of procedure cpia2_send_onebyte_command [2021-02-24 01:50:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-02-24 01:50:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2021-02-24 01:50:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2021-02-24 01:50:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2021-02-24 01:50:16,895 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2021-02-24 01:50:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2021-02-24 01:50:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2021-02-24 01:50:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2021-02-24 01:50:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock_of_v4l2_ctrl_handler [2021-02-24 01:50:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2021-02-24 01:50:16,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2021-02-24 01:50:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2021-02-24 01:50:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2021-02-24 01:50:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_v4l2_lock_of_camera_data [2021-02-24 01:50:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_v4l2_lock_of_camera_data [2021-02-24 01:50:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_v4l2_lock_of_camera_data [2021-02-24 01:50:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_v4l2_lock_of_camera_data [2021-02-24 01:50:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2021-02-24 01:50:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2021-02-24 01:50:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-02-24 01:50:16,897 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-24 01:50:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 01:50:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 01:50:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-24 01:50:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 01:50:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-02-24 01:50:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-02-24 01:50:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-02-24 01:50:16,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-02-24 01:50:28,522 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 01:50:28,523 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-24 01:50:28,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 01:50:28 BoogieIcfgContainer [2021-02-24 01:50:28,535 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 01:50:28,537 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 01:50:28,537 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 01:50:28,541 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 01:50:28,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 01:50:11" (1/3) ... [2021-02-24 01:50:28,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@603b30e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 01:50:28, skipping insertion in model container [2021-02-24 01:50:28,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 01:50:15" (2/3) ... [2021-02-24 01:50:28,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@603b30e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 01:50:28, skipping insertion in model container [2021-02-24 01:50:28,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 01:50:28" (3/3) ... [2021-02-24 01:50:28,544 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 01:50:28,551 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 01:50:28,560 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 01:50:28,579 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 01:50:28,607 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 01:50:28,607 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 01:50:28,607 INFO L378 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2021-02-24 01:50:28,607 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 01:50:28,607 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 01:50:28,608 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 01:50:28,608 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 01:50:28,608 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 01:50:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 9819 states. [2021-02-24 01:50:28,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 907 [2021-02-24 01:50:28,926 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 01:50:28,928 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 01:50:28,929 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 01:50:28,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 01:50:28,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1320030863, now seen corresponding path program 1 times [2021-02-24 01:50:28,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 01:50:28,948 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1975822684] [2021-02-24 01:50:28,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 01:50:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:50:30,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:30,090 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:50:30,092 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:30,092 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 01:50:30,104 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:30,105 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:50:36,542 WARN L202 SmtUtils]: Spent 6.38 s on a formula simplification that was a NOOP. DAG size: 1006 [2021-02-24 01:50:36,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 01:50:36,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:50:37,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:37,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:50:37,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 837 [2021-02-24 01:50:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:50:37,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:37,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:50:37,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 868 [2021-02-24 01:50:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:50:37,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:37,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:50:37,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 01:50:37,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:50:37,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:37,751 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:50:37,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 01:50:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:50:37,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:37,763 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:50:37,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-24 01:50:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:50:37,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:37,774 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:50:37,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 01:50:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:50:37,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:37,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:50:37,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-02-24 01:50:37,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:50:37,796 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:50:37,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:50:38,530 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 01:50:38,531 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1975822684] [2021-02-24 01:50:38,533 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 01:50:38,533 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-24 01:50:38,533 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236328216] [2021-02-24 01:50:38,539 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-24 01:50:38,540 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 01:50:38,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-24 01:50:38,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-24 01:50:38,556 INFO L87 Difference]: Start difference. First operand 9819 states. Second operand 6 states. [2021-02-24 01:50:53,255 WARN L202 SmtUtils]: Spent 6.08 s on a formula simplification that was a NOOP. DAG size: 1008 [2021-02-24 01:53:58,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 01:53:58,203 INFO L93 Difference]: Finished difference Result 27112 states and 30629 transitions. [2021-02-24 01:53:58,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-24 01:53:58,206 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 906 [2021-02-24 01:53:58,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 01:53:58,404 INFO L225 Difference]: With dead ends: 27112 [2021-02-24 01:53:58,404 INFO L226 Difference]: Without dead ends: 19248 [2021-02-24 01:53:58,496 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 12.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-02-24 01:53:58,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19248 states. [2021-02-24 01:54:09,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19248 to 16423. [2021-02-24 01:54:09,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16423 states. [2021-02-24 01:54:09,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16423 states to 16423 states and 18088 transitions. [2021-02-24 01:54:09,947 INFO L78 Accepts]: Start accepts. Automaton has 16423 states and 18088 transitions. Word has length 906 [2021-02-24 01:54:09,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 01:54:09,950 INFO L480 AbstractCegarLoop]: Abstraction has 16423 states and 18088 transitions. [2021-02-24 01:54:09,950 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-24 01:54:09,951 INFO L276 IsEmpty]: Start isEmpty. Operand 16423 states and 18088 transitions. [2021-02-24 01:54:09,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 909 [2021-02-24 01:54:09,964 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 01:54:09,964 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 01:54:09,965 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 01:54:09,965 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 01:54:09,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 01:54:09,966 INFO L82 PathProgramCache]: Analyzing trace with hash 1693088889, now seen corresponding path program 1 times [2021-02-24 01:54:09,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 01:54:09,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1157997986] [2021-02-24 01:54:09,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 01:54:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:54:10,466 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:54:10,467 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:54:10,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:54:10,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 01:54:10,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:54:10,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:54:16,531 WARN L202 SmtUtils]: Spent 6.01 s on a formula simplification that was a NOOP. DAG size: 1006 [2021-02-24 01:54:16,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 01:54:16,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:54:16,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:54:16,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:54:17,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 837 [2021-02-24 01:54:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:54:17,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:54:17,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:54:17,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 876 [2021-02-24 01:54:17,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:54:17,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:54:17,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:54:17,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 01:54:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:54:17,383 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:54:17,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:54:17,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 01:54:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:54:17,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:54:17,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:54:18,240 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 01:54:18,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1157997986] [2021-02-24 01:54:18,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 01:54:18,241 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-24 01:54:18,241 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844309382] [2021-02-24 01:54:18,244 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-24 01:54:18,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 01:54:18,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-24 01:54:18,245 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-24 01:54:18,245 INFO L87 Difference]: Start difference. First operand 16423 states and 18088 transitions. Second operand 6 states. [2021-02-24 01:54:31,773 WARN L202 SmtUtils]: Spent 5.84 s on a formula simplification that was a NOOP. DAG size: 1008 [2021-02-24 01:57:33,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 01:57:33,198 INFO L93 Difference]: Finished difference Result 49996 states and 56684 transitions. [2021-02-24 01:57:33,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-24 01:57:33,198 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 908 [2021-02-24 01:57:33,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 01:57:33,544 INFO L225 Difference]: With dead ends: 49996 [2021-02-24 01:57:33,544 INFO L226 Difference]: Without dead ends: 34425 [2021-02-24 01:57:33,677 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 12.0s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-02-24 01:57:33,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34425 states. [2021-02-24 01:57:56,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34425 to 27225. [2021-02-24 01:57:56,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27225 states. [2021-02-24 01:57:56,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27225 states to 27225 states and 30370 transitions. [2021-02-24 01:57:56,181 INFO L78 Accepts]: Start accepts. Automaton has 27225 states and 30370 transitions. Word has length 908 [2021-02-24 01:57:56,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 01:57:56,184 INFO L480 AbstractCegarLoop]: Abstraction has 27225 states and 30370 transitions. [2021-02-24 01:57:56,184 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-24 01:57:56,184 INFO L276 IsEmpty]: Start isEmpty. Operand 27225 states and 30370 transitions. [2021-02-24 01:57:56,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2021-02-24 01:57:56,196 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 01:57:56,197 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 01:57:56,197 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-24 01:57:56,197 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 01:57:56,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 01:57:56,198 INFO L82 PathProgramCache]: Analyzing trace with hash 468013596, now seen corresponding path program 1 times [2021-02-24 01:57:56,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 01:57:56,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2069133163] [2021-02-24 01:57:56,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 01:57:56,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:57:56,664 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:57:56,664 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:57:56,665 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:57:56,666 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 01:57:56,669 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:57:56,670 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:58:03,486 WARN L202 SmtUtils]: Spent 6.77 s on a formula simplification that was a NOOP. DAG size: 1006 [2021-02-24 01:58:03,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 01:58:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:58:03,891 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:58:03,892 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:58:04,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 837 [2021-02-24 01:58:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:58:04,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:58:04,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:58:04,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 877 [2021-02-24 01:58:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:58:04,443 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:58:04,444 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:58:04,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 01:58:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:58:04,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:58:04,455 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:58:04,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 894 [2021-02-24 01:58:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:58:04,468 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:58:04,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:58:04,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 01:58:04,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:58:04,479 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:58:04,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:58:04,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 01:58:04,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 01:58:04,490 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 01:58:04,491 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 01:58:05,144 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 01:58:05,145 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2069133163] [2021-02-24 01:58:05,145 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 01:58:05,145 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-24 01:58:05,145 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139732100] [2021-02-24 01:58:05,146 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-24 01:58:05,147 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 01:58:05,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-24 01:58:05,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-02-24 01:58:05,148 INFO L87 Difference]: Start difference. First operand 27225 states and 30370 transitions. Second operand 6 states. [2021-02-24 01:58:11,744 WARN L202 SmtUtils]: Spent 6.26 s on a formula simplification that was a NOOP. DAG size: 1008 [2021-02-24 02:00:49,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 02:00:49,215 INFO L93 Difference]: Finished difference Result 88288 states and 100239 transitions. [2021-02-24 02:00:49,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-24 02:00:49,216 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 926 [2021-02-24 02:00:49,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 02:00:49,934 INFO L225 Difference]: With dead ends: 88288 [2021-02-24 02:00:49,934 INFO L226 Difference]: Without dead ends: 61915 [2021-02-24 02:00:50,138 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-02-24 02:00:50,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61915 states. [2021-02-24 02:01:33,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61915 to 49589. [2021-02-24 02:01:33,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49589 states. [2021-02-24 02:01:34,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49589 states to 49589 states and 55328 transitions. [2021-02-24 02:01:34,388 INFO L78 Accepts]: Start accepts. Automaton has 49589 states and 55328 transitions. Word has length 926 [2021-02-24 02:01:34,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 02:01:34,390 INFO L480 AbstractCegarLoop]: Abstraction has 49589 states and 55328 transitions. [2021-02-24 02:01:34,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-24 02:01:34,391 INFO L276 IsEmpty]: Start isEmpty. Operand 49589 states and 55328 transitions. [2021-02-24 02:01:34,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 929 [2021-02-24 02:01:34,403 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 02:01:34,404 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 02:01:34,406 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-24 02:01:34,406 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 02:01:34,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 02:01:34,407 INFO L82 PathProgramCache]: Analyzing trace with hash 698738390, now seen corresponding path program 1 times [2021-02-24 02:01:34,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 02:01:34,408 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1436799223] [2021-02-24 02:01:34,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 02:01:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 02:01:35,092 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:35,093 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 02:01:35,094 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:35,094 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 02:01:35,098 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:35,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 02:01:35,103 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:35,104 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 02:01:41,341 WARN L202 SmtUtils]: Spent 6.17 s on a formula simplification that was a NOOP. DAG size: 1006 [2021-02-24 02:01:41,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 02:01:41,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 02:01:41,801 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:41,802 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 02:01:42,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 837 [2021-02-24 02:01:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 02:01:42,475 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:42,476 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 02:01:42,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 870 [2021-02-24 02:01:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 02:01:42,572 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:42,574 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 02:01:42,576 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:42,577 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 02:01:42,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 02:01:42,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 02:01:42,689 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:42,694 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 02:01:42,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-24 02:01:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 02:01:42,760 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:42,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 02:01:42,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 02:01:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 02:01:42,795 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:42,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 02:01:42,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-02-24 02:01:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 02:01:42,830 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 02:01:42,832 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 02:01:44,355 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 02:01:44,361 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1436799223] [2021-02-24 02:01:44,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 02:01:44,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-24 02:01:44,363 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950839174] [2021-02-24 02:01:44,373 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-24 02:01:44,374 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 02:01:44,374 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-24 02:01:44,375 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-02-24 02:01:44,376 INFO L87 Difference]: Start difference. First operand 49589 states and 55328 transitions. Second operand 10 states. [2021-02-24 02:01:52,545 WARN L202 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 1008