/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 21:19:02,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 21:19:02,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 21:19:02,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 21:19:02,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 21:19:02,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 21:19:02,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 21:19:02,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 21:19:02,983 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 21:19:02,990 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 21:19:02,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 21:19:02,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 21:19:02,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 21:19:02,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 21:19:02,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 21:19:03,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 21:19:03,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 21:19:03,006 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 21:19:03,019 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 21:19:03,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 21:19:03,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 21:19:03,026 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 21:19:03,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 21:19:03,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 21:19:03,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 21:19:03,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 21:19:03,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 21:19:03,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 21:19:03,033 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 21:19:03,034 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 21:19:03,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 21:19:03,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 21:19:03,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 21:19:03,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 21:19:03,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 21:19:03,038 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 21:19:03,039 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 21:19:03,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 21:19:03,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 21:19:03,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 21:19:03,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 21:19:03,042 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2021-02-19 21:19:03,054 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 21:19:03,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 21:19:03,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 21:19:03,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 21:19:03,057 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 21:19:03,057 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 21:19:03,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 21:19:03,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 21:19:03,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 21:19:03,058 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 21:19:03,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 21:19:03,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 21:19:03,058 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-19 21:19:03,059 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-19 21:19:03,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 21:19:03,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 21:19:03,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 21:19:03,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-19 21:19:03,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 21:19:03,060 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 21:19:03,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 21:19:03,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 21:19:03,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 21:19:03,450 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 21:19:03,452 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 21:19:03,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2021-02-19 21:19:03,525 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d93c048a/aa5be401826e4358a6c69e38cd080e72/FLAG19effe9b6 [2021-02-19 21:19:04,591 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 21:19:04,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2021-02-19 21:19:04,659 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d93c048a/aa5be401826e4358a6c69e38cd080e72/FLAG19effe9b6 [2021-02-19 21:19:04,976 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d93c048a/aa5be401826e4358a6c69e38cd080e72 [2021-02-19 21:19:04,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 21:19:04,996 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 21:19:04,999 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 21:19:04,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 21:19:05,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 21:19:05,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 09:19:04" (1/1) ... [2021-02-19 21:19:05,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31473c27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:05, skipping insertion in model container [2021-02-19 21:19:05,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 09:19:04" (1/1) ... [2021-02-19 21:19:05,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 21:19:05,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 21:19:05,691 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2021-02-19 21:19:06,334 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[154324,154337] [2021-02-19 21:19:07,382 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 21:19:07,471 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 21:19:07,596 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4320] [2021-02-19 21:19:07,680 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i[154324,154337] [2021-02-19 21:19:08,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 21:19:08,506 INFO L208 MainTranslator]: Completed translation [2021-02-19 21:19:08,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:08 WrapperNode [2021-02-19 21:19:08,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 21:19:08,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 21:19:08,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 21:19:08,508 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 21:19:08,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:08" (1/1) ... [2021-02-19 21:19:08,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:08" (1/1) ... [2021-02-19 21:19:08,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:08" (1/1) ... [2021-02-19 21:19:08,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:08" (1/1) ... [2021-02-19 21:19:09,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:08" (1/1) ... [2021-02-19 21:19:09,737 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:08" (1/1) ... [2021-02-19 21:19:09,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:08" (1/1) ... [2021-02-19 21:19:09,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 21:19:09,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 21:19:09,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 21:19:09,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 21:19:09,857 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:08" (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 [2021-02-19 21:19:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 21:19:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 21:19:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-02-19 21:19:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-02-19 21:19:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 21:19:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-02-19 21:19:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2021-02-19 21:19:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_bulk_in [2021-02-19 21:19:09,960 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-02-19 21:19:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-02-19 21:19:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-02-19 21:19:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-02-19 21:19:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-02-19 21:19:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-02-19 21:19:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-02-19 21:19:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-02-19 21:19:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-02-19 21:19:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-02-19 21:19:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-02-19 21:19:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2021-02-19 21:19:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-02-19 21:19:09,967 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-02-19 21:19:09,967 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2021-02-19 21:19:09,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-02-19 21:19:09,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-02-19 21:19:09,967 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-02-19 21:19:09,968 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-02-19 21:19:09,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-19 21:19:09,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-02-19 21:19:09,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-02-19 21:19:09,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-02-19 21:19:09,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2021-02-19 21:19:09,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-02-19 21:19:09,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-02-19 21:19:09,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-02-19 21:19:09,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2021-02-19 21:19:09,969 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2021-02-19 21:19:09,969 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2021-02-19 21:19:09,969 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2021-02-19 21:19:09,969 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-02-19 21:19:09,969 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-02-19 21:19:09,970 INFO L138 BoogieDeclarations]: Found implementation of procedure to_s2255_dev [2021-02-19 21:19:09,970 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxw [2021-02-19 21:19:09,970 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_maxh [2021-02-19 21:19:09,970 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minw [2021-02-19 21:19:09,970 INFO L138 BoogieDeclarations]: Found implementation of procedure norm_minh [2021-02-19 21:19:09,970 INFO L138 BoogieDeclarations]: Found implementation of procedure planar422p_to_yuv_packed [2021-02-19 21:19:09,970 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_reset_dsppower [2021-02-19 21:19:09,971 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_timer [2021-02-19 21:19:09,971 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fwchunk_complete [2021-02-19 21:19:09,971 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_got_frame [2021-02-19 21:19:09,971 INFO L138 BoogieDeclarations]: Found implementation of procedure format_by_fourcc [2021-02-19 21:19:09,971 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fillbuff [2021-02-19 21:19:09,971 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_setup [2021-02-19 21:19:09,971 INFO L138 BoogieDeclarations]: Found implementation of procedure free_buffer [2021-02-19 21:19:09,972 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_prepare [2021-02-19 21:19:09,972 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_queue [2021-02-19 21:19:09,972 INFO L138 BoogieDeclarations]: Found implementation of procedure buffer_release [2021-02-19 21:19:09,972 INFO L138 BoogieDeclarations]: Found implementation of procedure res_get [2021-02-19 21:19:09,972 INFO L138 BoogieDeclarations]: Found implementation of procedure res_locked [2021-02-19 21:19:09,972 INFO L138 BoogieDeclarations]: Found implementation of procedure res_check [2021-02-19 21:19:09,972 INFO L138 BoogieDeclarations]: Found implementation of procedure res_free [2021-02-19 21:19:09,973 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2021-02-19 21:19:09,973 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2021-02-19 21:19:09,973 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2021-02-19 21:19:09,973 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-02-19 21:19:09,973 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2021-02-19 21:19:09,973 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2021-02-19 21:19:09,973 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2021-02-19 21:19:09,974 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2021-02-19 21:19:09,974 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-02-19 21:19:09,974 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_write_config [2021-02-19 21:19:09,974 INFO L138 BoogieDeclarations]: Found implementation of procedure get_transfer_size [2021-02-19 21:19:09,974 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_print_cfg [2021-02-19 21:19:09,974 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_set_mode [2021-02-19 21:19:09,974 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_cmd_status [2021-02-19 21:19:09,975 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2021-02-19 21:19:09,975 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2021-02-19 21:19:09,975 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_std [2021-02-19 21:19:09,976 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_std [2021-02-19 21:19:09,976 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_input [2021-02-19 21:19:09,977 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_input [2021-02-19 21:19:09,977 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2021-02-19 21:19:09,978 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_s_ctrl [2021-02-19 21:19:09,978 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_jpegcomp [2021-02-19 21:19:09,978 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_jpegcomp [2021-02-19 21:19:09,978 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_parm [2021-02-19 21:19:09,978 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_parm [2021-02-19 21:19:09,978 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_framesizes [2021-02-19 21:19:09,979 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_frameintervals [2021-02-19 21:19:09,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __s2255_open [2021-02-19 21:19:09,979 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_open [2021-02-19 21:19:09,980 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_poll [2021-02-19 21:19:09,981 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_destroy [2021-02-19 21:19:09,981 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_release [2021-02-19 21:19:09,981 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_mmap_v4l [2021-02-19 21:19:09,981 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_video_device_release [2021-02-19 21:19:09,982 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_probe_v4l [2021-02-19 21:19:09,982 INFO L138 BoogieDeclarations]: Found implementation of procedure save_frame [2021-02-19 21:19:09,982 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_read_video_callback [2021-02-19 21:19:09,982 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_vendor_req [2021-02-19 21:19:09,982 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_get_fx2fw [2021-02-19 21:19:09,982 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_create_sys_buffers [2021-02-19 21:19:09,982 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_release_sys_buffers [2021-02-19 21:19:09,982 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_board_init [2021-02-19 21:19:09,983 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_board_shutdown [2021-02-19 21:19:09,983 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pipe_completion [2021-02-19 21:19:09,983 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_start_readpipe [2021-02-19 21:19:09,983 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_start_acquire [2021-02-19 21:19:09,983 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_stop_acquire [2021-02-19 21:19:09,983 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_stop_readpipe [2021-02-19 21:19:09,984 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_fwload_start [2021-02-19 21:19:09,984 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_probe [2021-02-19 21:19:09,984 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_disconnect [2021-02-19 21:19:09,984 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_driver_init [2021-02-19 21:19:09,984 INFO L138 BoogieDeclarations]: Found implementation of procedure s2255_driver_exit [2021-02-19 21:19:09,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_2 [2021-02-19 21:19:09,986 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2021-02-19 21:19:09,986 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2021-02-19 21:19:09,986 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-02-19 21:19:09,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_videobuf_queue_ops_7 [2021-02-19 21:19:09,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_v4l2_ioctl_ops_5 [2021-02-19 21:19:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2021-02-19 21:19:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_v4l2_file_operations_6 [2021-02-19 21:19:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 21:19:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_1 [2021-02-19 21:19:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-02-19 21:19:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2021-02-19 21:19:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_4 [2021-02-19 21:19:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2021-02-19 21:19:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_6 [2021-02-19 21:19:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_7 [2021-02-19 21:19:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_8 [2021-02-19 21:19:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_10 [2021-02-19 21:19:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_11 [2021-02-19 21:19:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_13 [2021-02-19 21:19:09,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_14 [2021-02-19 21:19:09,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_16 [2021-02-19 21:19:09,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_dev_17 [2021-02-19 21:19:09,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_18 [2021-02-19 21:19:09,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_19 [2021-02-19 21:19:09,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_20 [2021-02-19 21:19:09,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_dev_21 [2021-02-19 21:19:09,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_22 [2021-02-19 21:19:09,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_23 [2021-02-19 21:19:09,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-02-19 21:19:09,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2021-02-19 21:19:09,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2021-02-19 21:19:09,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2021-02-19 21:19:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-02-19 21:19:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-02-19 21:19:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2021-02-19 21:19:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2021-02-19 21:19:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-02-19 21:19:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2021-02-19 21:19:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2021-02-19 21:19:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2021-02-19 21:19:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2021-02-19 21:19:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2021-02-19 21:19:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2021-02-19 21:19:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2021-02-19 21:19:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-02-19 21:19:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-02-19 21:19:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-02-19 21:19:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-02-19 21:19:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-02-19 21:19:10,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __video_register_device [2021-02-19 21:19:10,004 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-02-19 21:19:10,004 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2021-02-19 21:19:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-02-19 21:19:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2021-02-19 21:19:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-02-19 21:19:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2021-02-19 21:19:10,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-02-19 21:19:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-02-19 21:19:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-02-19 21:19:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-02-19 21:19:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_4 [2021-02-19 21:19:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-02-19 21:19:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-02-19 21:19:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-02-19 21:19:10,006 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-02-19 21:19:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2021-02-19 21:19:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-02-19 21:19:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-02-19 21:19:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-02-19 21:19:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-02-19 21:19:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-02-19 21:19:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-02-19 21:19:10,007 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-02-19 21:19:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-02-19 21:19:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-02-19 21:19:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-02-19 21:19:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-02-19 21:19:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2021-02-19 21:19:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-02-19 21:19:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2021-02-19 21:19:10,008 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2021-02-19 21:19:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-02-19 21:19:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_init_class [2021-02-19 21:19:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_log_status [2021-02-19 21:19:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_custom [2021-02-19 21:19:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-02-19 21:19:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_poll [2021-02-19 21:19:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_s_ctrl [2021-02-19 21:19:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-02-19 21:19:10,009 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_disconnect [2021-02-19 21:19:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_register [2021-02-19 21:19:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-02-19 21:19:10,010 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-02-19 21:19:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_add [2021-02-19 21:19:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_del [2021-02-19 21:19:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_exit [2021-02-19 21:19:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_init [2021-02-19 21:19:10,011 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_get_timestamp [2021-02-19 21:19:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-02-19 21:19:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-02-19 21:19:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-02-19 21:19:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2021-02-19 21:19:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_dqbuf [2021-02-19 21:19:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_iolock [2021-02-19 21:19:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_mmap_free [2021-02-19 21:19:10,012 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_mmap_mapper [2021-02-19 21:19:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_poll_stream [2021-02-19 21:19:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_qbuf [2021-02-19 21:19:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_querybuf [2021-02-19 21:19:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_is_busy [2021-02-19 21:19:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_queue_vmalloc_init [2021-02-19 21:19:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_reqbufs [2021-02-19 21:19:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamoff [2021-02-19 21:19:10,013 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_streamon [2021-02-19 21:19:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_to_vmalloc [2021-02-19 21:19:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure videobuf_vmalloc_free [2021-02-19 21:19:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-02-19 21:19:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2021-02-19 21:19:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-02-19 21:19:10,014 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-02-19 21:19:10,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-02-19 21:19:10,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-02-19 21:19:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 21:19:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 21:19:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-19 21:19:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-19 21:19:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 21:19:10,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 21:19:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-02-19 21:19:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-02-19 21:19:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-02-19 21:19:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-02-19 21:19:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-02-19 21:19:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 21:19:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2021-02-19 21:19:10,016 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_bulk_in [2021-02-19 21:19:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-02-19 21:19:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-02-19 21:19:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2021-02-19 21:19:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-02-19 21:19:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-02-19 21:19:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-02-19 21:19:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-02-19 21:19:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-02-19 21:19:10,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 21:19:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-02-19 21:19:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-02-19 21:19:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-02-19 21:19:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 21:19:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-02-19 21:19:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-02-19 21:19:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 21:19:10,018 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-02-19 21:19:10,019 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-02-19 21:19:10,020 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-02-19 21:19:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-02-19 21:19:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2021-02-19 21:19:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-02-19 21:19:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-02-19 21:19:10,024 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-02-19 21:19:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-02-19 21:19:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_1 [2021-02-19 21:19:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_6 [2021-02-19 21:19:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_20 [2021-02-19 21:19:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-02-19 21:19:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_16 [2021-02-19 21:19:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-02-19 21:19:10,028 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-02-19 21:19:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-02-19 21:19:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-02-19 21:19:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2021-02-19 21:19:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2021-02-19 21:19:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-02-19 21:19:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-02-19 21:19:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-02-19 21:19:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-02-19 21:19:10,029 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-02-19 21:19:10,030 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-02-19 21:19:10,030 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2021-02-19 21:19:10,031 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-02-19 21:19:10,031 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-02-19 21:19:10,031 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-02-19 21:19:10,031 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2021-02-19 21:19:10,031 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2021-02-19 21:19:10,031 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-02-19 21:19:10,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-02-19 21:19:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-02-19 21:19:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_dev_17 [2021-02-19 21:19:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_8 [2021-02-19 21:19:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_dev_21 [2021-02-19 21:19:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2021-02-19 21:19:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2021-02-19 21:19:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2021-02-19 21:19:10,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_22 [2021-02-19 21:19:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2021-02-19 21:19:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_23 [2021-02-19 21:19:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_4 [2021-02-19 21:19:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_11 [2021-02-19 21:19:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_18 [2021-02-19 21:19:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_7 [2021-02-19 21:19:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_14 [2021-02-19 21:19:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_19 [2021-02-19 21:19:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2021-02-19 21:19:10,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2021-02-19 21:19:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_10 [2021-02-19 21:19:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_13 [2021-02-19 21:19:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-02-19 21:19:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-02-19 21:19:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-02-19 21:19:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-02-19 21:19:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-02-19 21:19:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-02-19 21:19:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2021-02-19 21:19:10,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-02-19 21:19:10,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2021-02-19 21:19:10,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2021-02-19 21:19:10,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2021-02-19 21:19:10,035 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-02-19 21:19:10,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-02-19 21:19:10,035 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-02-19 21:19:10,035 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-02-19 21:19:10,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-02-19 21:19:10,036 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-02-19 21:19:10,036 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 21:19:10,036 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-02-19 21:19:10,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 21:19:10,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-02-19 21:19:10,036 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2021-02-19 21:19:10,036 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-19 21:19:10,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 21:19:10,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-02-19 21:19:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-02-19 21:19:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2021-02-19 21:19:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-02-19 21:19:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-02-19 21:19:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2021-02-19 21:19:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_2 [2021-02-19 21:19:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2021-02-19 21:19:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2021-02-19 21:19:10,037 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-02-19 21:19:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_videobuf_queue_ops_7 [2021-02-19 21:19:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_v4l2_ioctl_ops_5 [2021-02-19 21:19:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2021-02-19 21:19:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_v4l2_file_operations_6 [2021-02-19 21:19:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-02-19 21:19:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-02-19 21:19:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_iolock [2021-02-19 21:19:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_is_busy [2021-02-19 21:19:10,038 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_reqbufs [2021-02-19 21:19:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_querybuf [2021-02-19 21:19:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_qbuf [2021-02-19 21:19:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_dqbuf [2021-02-19 21:19:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamon [2021-02-19 21:19:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_streamoff [2021-02-19 21:19:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_poll_stream [2021-02-19 21:19:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_mmap_free [2021-02-19 21:19:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_mmap_mapper [2021-02-19 21:19:10,039 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_queue_vmalloc_init [2021-02-19 21:19:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_to_vmalloc [2021-02-19 21:19:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure videobuf_vmalloc_free [2021-02-19 21:19:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure __video_register_device [2021-02-19 21:19:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2021-02-19 21:19:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2021-02-19 21:19:10,041 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2021-02-19 21:19:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2021-02-19 21:19:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-02-19 21:19:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-02-19 21:19:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-02-19 21:19:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_get_timestamp [2021-02-19 21:19:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_init [2021-02-19 21:19:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_add [2021-02-19 21:19:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_del [2021-02-19 21:19:10,042 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_exit [2021-02-19 21:19:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_register [2021-02-19 21:19:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_disconnect [2021-02-19 21:19:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-02-19 21:19:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-02-19 21:19:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_init_class [2021-02-19 21:19:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-02-19 21:19:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_custom [2021-02-19 21:19:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-02-19 21:19:10,043 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_s_ctrl [2021-02-19 21:19:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_log_status [2021-02-19 21:19:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-02-19 21:19:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_poll [2021-02-19 21:19:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-02-19 21:19:10,044 INFO L130 BoogieDeclarations]: Found specification of procedure to_s2255_dev [2021-02-19 21:19:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_start_readpipe [2021-02-19 21:19:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_stop_readpipe [2021-02-19 21:19:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_start_acquire [2021-02-19 21:19:10,045 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_stop_acquire [2021-02-19 21:19:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fillbuff [2021-02-19 21:19:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_set_mode [2021-02-19 21:19:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_board_shutdown [2021-02-19 21:19:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fwload_start [2021-02-19 21:19:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_destroy [2021-02-19 21:19:10,046 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_vendor_req [2021-02-19 21:19:10,050 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxw [2021-02-19 21:19:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure norm_maxh [2021-02-19 21:19:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minw [2021-02-19 21:19:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure norm_minh [2021-02-19 21:19:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure planar422p_to_yuv_packed [2021-02-19 21:19:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_reset_dsppower [2021-02-19 21:19:10,051 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_timer [2021-02-19 21:19:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_fwchunk_complete [2021-02-19 21:19:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-02-19 21:19:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-02-19 21:19:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_got_frame [2021-02-19 21:19:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure format_by_fourcc [2021-02-19 21:19:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_setup [2021-02-19 21:19:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure free_buffer [2021-02-19 21:19:10,052 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_prepare [2021-02-19 21:19:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_queue [2021-02-19 21:19:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure buffer_release [2021-02-19 21:19:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure res_get [2021-02-19 21:19:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure res_locked [2021-02-19 21:19:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure res_check [2021-02-19 21:19:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure res_free [2021-02-19 21:19:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2021-02-19 21:19:10,053 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2021-02-19 21:19:10,054 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2021-02-19 21:19:10,054 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-02-19 21:19:10,054 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2021-02-19 21:19:10,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 21:19:10,054 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2021-02-19 21:19:10,054 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2021-02-19 21:19:10,054 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2021-02-19 21:19:10,054 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-02-19 21:19:10,054 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_write_config [2021-02-19 21:19:10,054 INFO L130 BoogieDeclarations]: Found specification of procedure get_transfer_size [2021-02-19 21:19:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_print_cfg [2021-02-19 21:19:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_cmd_status [2021-02-19 21:19:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2021-02-19 21:19:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2021-02-19 21:19:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_std [2021-02-19 21:19:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_std [2021-02-19 21:19:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_input [2021-02-19 21:19:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_input [2021-02-19 21:19:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2021-02-19 21:19:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_s_ctrl [2021-02-19 21:19:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_jpegcomp [2021-02-19 21:19:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_jpegcomp [2021-02-19 21:19:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_parm [2021-02-19 21:19:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_parm [2021-02-19 21:19:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_framesizes [2021-02-19 21:19:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_frameintervals [2021-02-19 21:19:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure __s2255_open [2021-02-19 21:19:10,056 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_open [2021-02-19 21:19:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_poll [2021-02-19 21:19:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_release [2021-02-19 21:19:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_mmap_v4l [2021-02-19 21:19:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_video_device_release [2021-02-19 21:19:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_probe_v4l [2021-02-19 21:19:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure save_frame [2021-02-19 21:19:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_read_video_callback [2021-02-19 21:19:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_get_fx2fw [2021-02-19 21:19:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_create_sys_buffers [2021-02-19 21:19:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_release_sys_buffers [2021-02-19 21:19:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_board_init [2021-02-19 21:19:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure read_pipe_completion [2021-02-19 21:19:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_probe [2021-02-19 21:19:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_disconnect [2021-02-19 21:19:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_driver_init [2021-02-19 21:19:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure s2255_driver_exit [2021-02-19 21:19:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2021-02-19 21:19:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-02-19 21:19:10,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-02-19 21:19:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-02-19 21:19:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 21:19:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-02-19 21:19:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2021-02-19 21:19:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2021-02-19 21:19:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2021-02-19 21:19:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2021-02-19 21:19:10,059 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-02-19 21:19:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2021-02-19 21:19:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2021-02-19 21:19:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2021-02-19 21:19:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2021-02-19 21:19:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2021-02-19 21:19:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 21:19:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 21:19:10,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 21:19:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-19 21:19:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 21:19:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-02-19 21:19:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-02-19 21:19:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-02-19 21:19:10,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-02-19 21:19:12,138 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-02-19 21:19:14,437 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2021-02-19 21:19:20,616 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 21:19:20,616 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-19 21:19:20,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 09:19:20 BoogieIcfgContainer [2021-02-19 21:19:20,626 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 21:19:20,628 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 21:19:20,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 21:19:20,632 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 21:19:20,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 09:19:04" (1/3) ... [2021-02-19 21:19:20,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359047cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 09:19:20, skipping insertion in model container [2021-02-19 21:19:20,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 09:19:08" (2/3) ... [2021-02-19 21:19:20,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@359047cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 09:19:20, skipping insertion in model container [2021-02-19 21:19:20,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 09:19:20" (3/3) ... [2021-02-19 21:19:20,636 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2021-02-19 21:19:20,643 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-19 21:19:20,651 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 21:19:20,671 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 21:19:20,699 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 21:19:20,699 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 21:19:20,699 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-19 21:19:20,699 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 21:19:20,699 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 21:19:20,700 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 21:19:20,700 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 21:19:20,700 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 21:19:20,810 INFO L276 IsEmpty]: Start isEmpty. Operand 9073 states. [2021-02-19 21:19:20,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1693 [2021-02-19 21:19:20,974 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 21:19:20,977 INFO L422 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 21:19:20,977 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 21:19:20,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:19:20,990 INFO L82 PathProgramCache]: Analyzing trace with hash -1609232261, now seen corresponding path program 1 times [2021-02-19 21:19:21,010 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-19 21:19:21,010 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [167878293] [2021-02-19 21:19:21,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:19:21,168 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-19 21:19:22,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:23,242 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:23,244 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:23,245 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:23,245 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:38,247 WARN L202 SmtUtils]: Spent 14.91 s on a formula simplification that was a NOOP. DAG size: 1594 [2021-02-19 21:19:38,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 21:19:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:39,206 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:39,207 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:39,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1009 [2021-02-19 21:19:39,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:39,860 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:39,861 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:39,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1027 [2021-02-19 21:19:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:39,877 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:39,877 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:39,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1042 [2021-02-19 21:19:39,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:39,903 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:39,903 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:39,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1057 [2021-02-19 21:19:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:39,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:39,924 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:39,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1072 [2021-02-19 21:19:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:39,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:39,942 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:39,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1087 [2021-02-19 21:19:39,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:39,961 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:39,963 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:39,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1102 [2021-02-19 21:19:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:39,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:39,980 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:39,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1117 [2021-02-19 21:19:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:39,997 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:39,998 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:39,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1132 [2021-02-19 21:19:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,014 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1147 [2021-02-19 21:19:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1162 [2021-02-19 21:19:40,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,050 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,051 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1177 [2021-02-19 21:19:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,066 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,067 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1195 [2021-02-19 21:19:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,082 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1210 [2021-02-19 21:19:40,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,098 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1225 [2021-02-19 21:19:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,114 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,115 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1240 [2021-02-19 21:19:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,132 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,132 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1255 [2021-02-19 21:19:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1270 [2021-02-19 21:19:40,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1285 [2021-02-19 21:19:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1300 [2021-02-19 21:19:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,212 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1315 [2021-02-19 21:19:40,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1330 [2021-02-19 21:19:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,245 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,246 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1345 [2021-02-19 21:19:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,271 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1360 [2021-02-19 21:19:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,289 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1375 [2021-02-19 21:19:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,303 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1390 [2021-02-19 21:19:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,318 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,318 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1405 [2021-02-19 21:19:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,333 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,334 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1420 [2021-02-19 21:19:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,350 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,351 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1435 [2021-02-19 21:19:40,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,365 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,366 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1450 [2021-02-19 21:19:40,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,382 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1465 [2021-02-19 21:19:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,402 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1480 [2021-02-19 21:19:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,418 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,419 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1495 [2021-02-19 21:19:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,438 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1510 [2021-02-19 21:19:40,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,453 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,454 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1525 [2021-02-19 21:19:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,468 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1540 [2021-02-19 21:19:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1555 [2021-02-19 21:19:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,503 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1570 [2021-02-19 21:19:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,524 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1585 [2021-02-19 21:19:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1600 [2021-02-19 21:19:40,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1615 [2021-02-19 21:19:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,569 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1618 [2021-02-19 21:19:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,628 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 21:19:40,660 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,664 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 21:19:40,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1624 [2021-02-19 21:19:40,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,724 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1630 [2021-02-19 21:19:40,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1636 [2021-02-19 21:19:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1675 [2021-02-19 21:19:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,795 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 21:19:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,807 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,808 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:40,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-19 21:19:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:19:40,820 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:19:40,820 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:19:42,669 INFO L134 CoverageAnalysis]: Checked inductivity of 8604 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 8595 trivial. 0 not checked. [2021-02-19 21:19:42,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [167878293] [2021-02-19 21:19:42,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 21:19:42,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-19 21:19:42,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131411360] [2021-02-19 21:19:42,688 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-19 21:19:42,689 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-19 21:19:42,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-19 21:19:42,703 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-19 21:19:42,705 INFO L87 Difference]: Start difference. First operand 9073 states. Second operand 8 states. [2021-02-19 21:19:57,667 WARN L202 SmtUtils]: Spent 14.89 s on a formula simplification that was a NOOP. DAG size: 1603 [2021-02-19 21:20:40,102 WARN L202 SmtUtils]: Spent 14.93 s on a formula simplification that was a NOOP. DAG size: 1606 [2021-02-19 21:20:55,161 WARN L202 SmtUtils]: Spent 14.97 s on a formula simplification that was a NOOP. DAG size: 1608 [2021-02-19 21:21:10,113 WARN L202 SmtUtils]: Spent 14.81 s on a formula simplification that was a NOOP. DAG size: 1600 [2021-02-19 21:21:24,958 WARN L202 SmtUtils]: Spent 14.71 s on a formula simplification that was a NOOP. DAG size: 1597 [2021-02-19 21:24:42,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 21:24:42,319 INFO L93 Difference]: Finished difference Result 18560 states and 20812 transitions. [2021-02-19 21:24:42,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-19 21:24:42,322 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1692 [2021-02-19 21:24:42,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 21:24:42,427 INFO L225 Difference]: With dead ends: 18560 [2021-02-19 21:24:42,428 INFO L226 Difference]: Without dead ends: 10504 [2021-02-19 21:24:42,470 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 89.8s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2021-02-19 21:24:42,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10504 states. [2021-02-19 21:24:53,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10504 to 9006. [2021-02-19 21:24:53,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9006 states. [2021-02-19 21:24:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9006 states to 9006 states and 9775 transitions. [2021-02-19 21:24:53,285 INFO L78 Accepts]: Start accepts. Automaton has 9006 states and 9775 transitions. Word has length 1692 [2021-02-19 21:24:53,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 21:24:53,290 INFO L480 AbstractCegarLoop]: Abstraction has 9006 states and 9775 transitions. [2021-02-19 21:24:53,290 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-19 21:24:53,290 INFO L276 IsEmpty]: Start isEmpty. Operand 9006 states and 9775 transitions. [2021-02-19 21:24:53,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1709 [2021-02-19 21:24:53,334 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 21:24:53,336 INFO L422 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-19 21:24:53,337 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 21:24:53,337 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 21:24:53,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 21:24:53,338 INFO L82 PathProgramCache]: Analyzing trace with hash -1665073533, now seen corresponding path program 1 times [2021-02-19 21:24:53,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-19 21:24:53,339 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1967545686] [2021-02-19 21:24:53,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 21:24:53,371 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-19 21:24:53,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:24:54,526 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:24:54,526 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:24:54,527 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:24:54,528 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 21:24:54,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:24:54,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:08,736 WARN L202 SmtUtils]: Spent 14.11 s on a formula simplification that was a NOOP. DAG size: 1594 [2021-02-19 21:25:08,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 21:25:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1009 [2021-02-19 21:25:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1027 [2021-02-19 21:25:09,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,788 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,789 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1042 [2021-02-19 21:25:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,802 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,802 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1057 [2021-02-19 21:25:09,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1072 [2021-02-19 21:25:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,829 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,830 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1087 [2021-02-19 21:25:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,843 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,844 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1102 [2021-02-19 21:25:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,858 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1117 [2021-02-19 21:25:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,874 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,875 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1132 [2021-02-19 21:25:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,889 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,889 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1147 [2021-02-19 21:25:09,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,903 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1162 [2021-02-19 21:25:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,917 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,918 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1177 [2021-02-19 21:25:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,932 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1195 [2021-02-19 21:25:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,946 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1210 [2021-02-19 21:25:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,961 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,961 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1225 [2021-02-19 21:25:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,974 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,975 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1240 [2021-02-19 21:25:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:09,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:09,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:09,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1255 [2021-02-19 21:25:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,003 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,003 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1270 [2021-02-19 21:25:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1285 [2021-02-19 21:25:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,030 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1300 [2021-02-19 21:25:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,045 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1315 [2021-02-19 21:25:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,059 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1330 [2021-02-19 21:25:10,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,073 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,074 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1345 [2021-02-19 21:25:10,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1360 [2021-02-19 21:25:10,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,101 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,102 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1375 [2021-02-19 21:25:10,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,115 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,117 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1390 [2021-02-19 21:25:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,134 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,135 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1405 [2021-02-19 21:25:10,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,150 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,151 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1420 [2021-02-19 21:25:10,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,163 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1435 [2021-02-19 21:25:10,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,179 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1450 [2021-02-19 21:25:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,191 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,192 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1465 [2021-02-19 21:25:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1480 [2021-02-19 21:25:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1495 [2021-02-19 21:25:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1510 [2021-02-19 21:25:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1525 [2021-02-19 21:25:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,267 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,271 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1540 [2021-02-19 21:25:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1555 [2021-02-19 21:25:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,300 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,301 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1570 [2021-02-19 21:25:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,314 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,315 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1585 [2021-02-19 21:25:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,330 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,330 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1600 [2021-02-19 21:25:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1615 [2021-02-19 21:25:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,354 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,355 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1618 [2021-02-19 21:25:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,406 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1628 [2021-02-19 21:25:10,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,424 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,425 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1638 [2021-02-19 21:25:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,438 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,439 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1648 [2021-02-19 21:25:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,451 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,452 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1691 [2021-02-19 21:25:10,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,493 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,494 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 21:25:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,504 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,505 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:10,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-19 21:25:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 21:25:10,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 21:25:10,515 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 21:25:12,769 INFO L134 CoverageAnalysis]: Checked inductivity of 8628 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8628 trivial. 0 not checked. [2021-02-19 21:25:12,770 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1967545686] [2021-02-19 21:25:12,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 21:25:12,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-19 21:25:12,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810568529] [2021-02-19 21:25:12,774 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-19 21:25:12,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-19 21:25:12,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-19 21:25:12,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-02-19 21:25:12,775 INFO L87 Difference]: Start difference. First operand 9006 states and 9775 transitions. Second operand 7 states. [2021-02-19 21:25:26,913 WARN L202 SmtUtils]: Spent 14.09 s on a formula simplification that was a NOOP. DAG size: 1603 [2021-02-19 21:26:06,345 WARN L202 SmtUtils]: Spent 14.40 s on a formula simplification that was a NOOP. DAG size: 1597 [2021-02-19 21:26:22,890 WARN L202 SmtUtils]: Spent 15.26 s on a formula simplification that was a NOOP. DAG size: 1605 [2021-02-19 21:26:41,445 WARN L202 SmtUtils]: Spent 15.08 s on a formula simplification that was a NOOP. DAG size: 1596 [2021-02-19 21:27:13,403 WARN L202 SmtUtils]: Spent 14.76 s on a formula simplification that was a NOOP. DAG size: 1599