/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 03:48:43,904 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 03:48:43,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 03:48:43,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-22 03:48:43,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-22 03:48:43,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-22 03:48:43,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-22 03:48:43,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-22 03:48:43,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-22 03:48:43,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-22 03:48:43,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-22 03:48:43,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-22 03:48:43,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 03:48:44,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 03:48:44,002 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 03:48:44,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 03:48:44,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 03:48:44,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 03:48:44,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 03:48:44,023 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 03:48:44,025 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 03:48:44,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 03:48:44,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 03:48:44,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 03:48:44,047 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-22 03:48:44,047 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-22 03:48:44,048 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-22 03:48:44,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-22 03:48:44,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-22 03:48:44,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-22 03:48:44,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-22 03:48:44,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-22 03:48:44,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-22 03:48:44,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-22 03:48:44,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-22 03:48:44,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-22 03:48:44,055 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-22 03:48:44,055 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-22 03:48:44,055 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 03:48:44,056 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 03:48:44,057 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 03:48:44,058 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf [2021-02-22 03:48:44,071 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 03:48:44,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 03:48:44,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 03:48:44,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 03:48:44,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 03:48:44,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 03:48:44,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 03:48:44,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 03:48:44,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 03:48:44,074 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 03:48:44,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 03:48:44,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 03:48:44,075 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 03:48:44,075 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 03:48:44,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 03:48:44,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 03:48:44,076 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 03:48:44,076 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 03:48:44,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 03:48:44,076 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 03:48:44,076 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 03:48:44,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 03:48:44,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 03:48:44,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 03:48:44,492 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 03:48:44,493 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 03:48:44,494 INFO L432 ainManager$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--gspca--gspca_main.ko-entry_point.cil.out.i [2021-02-22 03:48:44,580 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce82474d/03dd432ec9b0443db0b5c452e140a10b/FLAG38dedde99 [2021-02-22 03:48:45,728 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 03:48:45,728 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--gspca--gspca_main.ko-entry_point.cil.out.i [2021-02-22 03:48:45,780 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce82474d/03dd432ec9b0443db0b5c452e140a10b/FLAG38dedde99 [2021-02-22 03:48:46,124 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fce82474d/03dd432ec9b0443db0b5c452e140a10b [2021-02-22 03:48:46,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 03:48:46,142 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 03:48:46,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 03:48:46,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 03:48:46,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 03:48:46,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 03:48:46" (1/1) ... [2021-02-22 03:48:46,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b35826b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:46, skipping insertion in model container [2021-02-22 03:48:46,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 03:48:46" (1/1) ... [2021-02-22 03:48:46,162 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 03:48:46,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 03:48:46,971 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-02-22 03:48:47,718 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--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-02-22 03:48:48,911 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-02-22 03:48:48,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 03:48:49,000 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 03:48:49,167 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-02-22 03:48:49,201 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--gspca--gspca_main.ko-entry_point.cil.out.i[155153,155166] [2021-02-22 03:48:49,791 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-02-22 03:48:49,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 03:48:50,224 INFO L208 MainTranslator]: Completed translation [2021-02-22 03:48:50,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:50 WrapperNode [2021-02-22 03:48:50,225 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 03:48:50,226 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 03:48:50,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 03:48:50,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 03:48:50,243 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:50" (1/1) ... [2021-02-22 03:48:50,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:50" (1/1) ... [2021-02-22 03:48:50,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:50" (1/1) ... [2021-02-22 03:48:50,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:50" (1/1) ... [2021-02-22 03:48:51,473 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:50" (1/1) ... [2021-02-22 03:48:51,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:50" (1/1) ... [2021-02-22 03:48:51,560 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:50" (1/1) ... [2021-02-22 03:48:51,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 03:48:51,598 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 03:48:51,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 03:48:51,599 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 03:48:51,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:50" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 03:48:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 03:48:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 03:48:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-02-22 03:48:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-02-22 03:48:51,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-02-22 03:48:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-02-22 03:48:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-02-22 03:48:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-02-22 03:48:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-02-22 03:48:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 03:48:51,703 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-02-22 03:48:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-02-22 03:48:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-02-22 03:48:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-02-22 03:48:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-02-22 03:48:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-02-22 03:48:51,704 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-02-22 03:48:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2021-02-22 03:48:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-02-22 03:48:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2021-02-22 03:48:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-02-22 03:48:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2021-02-22 03:48:51,705 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-02-22 03:48:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2021-02-22 03:48:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-02-22 03:48:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-02-22 03:48:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-02-22 03:48:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-02-22 03:48:51,706 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-22 03:48:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-02-22 03:48:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-02-22 03:48:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-02-22 03:48:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2021-02-22 03:48:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-02-22 03:48:51,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-02-22 03:48:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-02-22 03:48:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2021-02-22 03:48:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-02-22 03:48:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_requested_events [2021-02-22 03:48:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2021-02-22 03:48:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_disable_ioctl_locking [2021-02-22 03:48:51,708 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_disable_ioctl [2021-02-22 03:48:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2021-02-22 03:48:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2021-02-22 03:48:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-02-22 03:48:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-02-22 03:48:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2021-02-22 03:48:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2021-02-22 03:48:51,709 INFO L138 BoogieDeclarations]: Found implementation of procedure PDEBUG_MODE [2021-02-22 03:48:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_open [2021-02-22 03:48:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_close [2021-02-22 03:48:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure int_irq [2021-02-22 03:48:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_connect [2021-02-22 03:48:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_and_submit_int_urb [2021-02-22 03:48:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_create_urb [2021-02-22 03:48:51,710 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_destroy_urb [2021-02-22 03:48:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_frame [2021-02-22 03:48:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure isoc_irq [2021-02-22 03:48:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_irq [2021-02-22 03:48:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2021-02-22 03:48:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_alloc [2021-02-22 03:48:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_free [2021-02-22 03:48:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_urbs [2021-02-22 03:48:51,711 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_set_alt0 [2021-02-22 03:48:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_stream_off [2021-02-22 03:48:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_xfer [2021-02-22 03:48:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure which_bandwidth [2021-02-22 03:48:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure build_isoc_ep_tb [2021-02-22 03:48:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure create_urbs [2021-02-22 03:48:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init_transfer [2021-02-22 03:48:51,712 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_set_default_mode [2021-02-22 03:48:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure wxh_to_mode [2021-02-22 03:48:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_get_mode [2021-02-22 03:48:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_chip_info [2021-02-22 03:48:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_register [2021-02-22 03:48:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_register [2021-02-22 03:48:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2021-02-22 03:48:51,713 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2021-02-22 03:48:51,714 INFO L138 BoogieDeclarations]: Found implementation of procedure try_fmt_vid_cap [2021-02-22 03:48:51,714 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-02-22 03:48:51,714 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2021-02-22 03:48:51,714 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_framesizes [2021-02-22 03:48:51,714 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_frameintervals [2021-02-22 03:48:51,714 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_release [2021-02-22 03:48:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_open [2021-02-22 03:48:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-02-22 03:48:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2021-02-22 03:48:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_input [2021-02-22 03:48:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_input [2021-02-22 03:48:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2021-02-22 03:48:51,715 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2021-02-22 03:48:51,716 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2021-02-22 03:48:51,716 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2021-02-22 03:48:51,716 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2021-02-22 03:48:51,716 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_jpegcomp [2021-02-22 03:48:51,716 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_jpegcomp [2021-02-22 03:48:51,716 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_parm [2021-02-22 03:48:51,716 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_parm [2021-02-22 03:48:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mmap [2021-02-22 03:48:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready_nolock [2021-02-22 03:48:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready [2021-02-22 03:48:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-02-22 03:48:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2021-02-22 03:48:51,717 INFO L138 BoogieDeclarations]: Found implementation of procedure read_alloc [2021-02-22 03:48:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_poll [2021-02-22 03:48:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_read [2021-02-22 03:48:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_dev_probe2 [2021-02-22 03:48:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_dev_probe [2021-02-22 03:48:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2021-02-22 03:48:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_suspend [2021-02-22 03:48:51,718 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2021-02-22 03:48:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init [2021-02-22 03:48:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_exit [2021-02-22 03:48:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_v4l2_file_operations_3 [2021-02-22 03:48:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_vm_operations_struct_4 [2021-02-22 03:48:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_v4l2_ioctl_ops_2 [2021-02-22 03:48:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 03:48:51,719 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-02-22 03:48:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2021-02-22 03:48:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_3 [2021-02-22 03:48:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_4 [2021-02-22 03:48:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2021-02-22 03:48:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_6 [2021-02-22 03:48:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_7 [2021-02-22 03:48:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2021-02-22 03:48:51,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2021-02-22 03:48:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2021-02-22 03:48:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_11 [2021-02-22 03:48:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2021-02-22 03:48:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_13 [2021-02-22 03:48:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_14 [2021-02-22 03:48:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_expo_autogain [2021-02-22 03:48:51,721 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_coarse_grained_expo_autogain [2021-02-22 03:48:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-02-22 03:48:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2021-02-22 03:48:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2021-02-22 03:48:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2021-02-22 03:48:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-02-22 03:48:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-02-22 03:48:51,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2021-02-22 03:48:51,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2021-02-22 03:48:51,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-02-22 03:48:51,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2021-02-22 03:48:51,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2021-02-22 03:48:51,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2021-02-22 03:48:51,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2021-02-22 03:48:51,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2021-02-22 03:48:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2021-02-22 03:48:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2021-02-22 03:48:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-02-22 03:48:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-02-22 03:48:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-02-22 03:48:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __video_register_device [2021-02-22 03:48:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-02-22 03:48:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-02-22 03:48:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-02-22 03:48:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-02-22 03:48:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-02-22 03:48:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2021-02-22 03:48:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2021-02-22 03:48:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2021-02-22 03:48:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-02-22 03:48:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-02-22 03:48:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2021-02-22 03:48:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-02-22 03:48:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-02-22 03:48:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-02-22 03:48:51,726 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-02-22 03:48:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-02-22 03:48:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-02-22 03:48:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-02-22 03:48:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timeval [2021-02-22 03:48:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-02-22 03:48:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-02-22 03:48:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-02-22 03:48:51,727 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2021-02-22 03:48:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-02-22 03:48:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-02-22 03:48:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-02-22 03:48:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2021-02-22 03:48:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-02-22 03:48:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-02-22 03:48:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-02-22 03:48:51,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-02-22 03:48:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2021-02-22 03:48:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-02-22 03:48:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2021-02-22 03:48:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_poll [2021-02-22 03:48:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_s_ctrl [2021-02-22 03:48:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-02-22 03:48:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_disconnect [2021-02-22 03:48:51,729 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_put [2021-02-22 03:48:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_register [2021-02-22 03:48:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-02-22 03:48:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-02-22 03:48:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_open [2021-02-22 03:48:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2021-02-22 03:48:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-02-22 03:48:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-02-22 03:48:51,730 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2021-02-22 03:48:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-02-22 03:48:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2021-02-22 03:48:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure vm_insert_page [2021-02-22 03:48:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_32 [2021-02-22 03:48:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_page [2021-02-22 03:48:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2021-02-22 03:48:51,731 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-02-22 03:48:51,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-02-22 03:48:51,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-02-22 03:48:51,732 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-02-22 03:48:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 03:48:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 03:48:51,732 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-22 03:48:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-22 03:48:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 03:48:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 03:48:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-02-22 03:48:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-02-22 03:48:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-02-22 03:48:51,733 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-02-22 03:48:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2021-02-22 03:48:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-02-22 03:48:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 03:48:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-02-22 03:48:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-02-22 03:48:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-02-22 03:48:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-02-22 03:48:51,734 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-02-22 03:48:51,735 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2021-02-22 03:48:51,735 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-02-22 03:48:51,735 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-02-22 03:48:51,735 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-02-22 03:48:51,735 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-02-22 03:48:51,735 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-02-22 03:48:51,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 03:48:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2021-02-22 03:48:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timeval [2021-02-22 03:48:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-02-22 03:48:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-02-22 03:48:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-02-22 03:48:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-02-22 03:48:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-02-22 03:48:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2021-02-22 03:48:51,736 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-02-22 03:48:51,737 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-02-22 03:48:51,737 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-02-22 03:48:51,737 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-02-22 03:48:51,737 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_32 [2021-02-22 03:48:51,737 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-02-22 03:48:51,737 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-02-22 03:48:51,737 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-02-22 03:48:51,737 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-02-22 03:48:51,738 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2021-02-22 03:48:51,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-22 03:48:51,738 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-02-22 03:48:51,738 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-02-22 03:48:51,738 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-02-22 03:48:51,738 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-02-22 03:48:51,738 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2021-02-22 03:48:51,738 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-02-22 03:48:51,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_14 [2021-02-22 03:48:51,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_13 [2021-02-22 03:48:51,739 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-02-22 03:48:51,739 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-02-22 03:48:51,739 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2021-02-22 03:48:51,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_4 [2021-02-22 03:48:51,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_3 [2021-02-22 03:48:51,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_11 [2021-02-22 03:48:51,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_6 [2021-02-22 03:48:51,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_7 [2021-02-22 03:48:51,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2021-02-22 03:48:51,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2021-02-22 03:48:51,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2021-02-22 03:48:51,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2021-02-22 03:48:51,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2021-02-22 03:48:51,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2021-02-22 03:48:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-02-22 03:48:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-02-22 03:48:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-02-22 03:48:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2021-02-22 03:48:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-02-22 03:48:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-02-22 03:48:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-02-22 03:48:51,741 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-02-22 03:48:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2021-02-22 03:48:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-02-22 03:48:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2021-02-22 03:48:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2021-02-22 03:48:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2021-02-22 03:48:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-02-22 03:48:51,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-02-22 03:48:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-02-22 03:48:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-02-22 03:48:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-02-22 03:48:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-02-22 03:48:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-22 03:48:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-02-22 03:48:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-22 03:48:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2021-02-22 03:48:51,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-02-22 03:48:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2021-02-22 03:48:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-22 03:48:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-22 03:48:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-02-22 03:48:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-02-22 03:48:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2021-02-22 03:48:51,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-02-22 03:48:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-02-22 03:48:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2021-02-22 03:48:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_v4l2_file_operations_3 [2021-02-22 03:48:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_vm_operations_struct_4 [2021-02-22 03:48:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_v4l2_ioctl_ops_2 [2021-02-22 03:48:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_page [2021-02-22 03:48:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure vm_insert_page [2021-02-22 03:48:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-02-22 03:48:51,745 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-02-22 03:48:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure poll_requested_events [2021-02-22 03:48:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-02-22 03:48:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-02-22 03:48:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2021-02-22 03:48:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-02-22 03:48:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_poll [2021-02-22 03:48:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_open [2021-02-22 03:48:51,746 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2021-02-22 03:48:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-02-22 03:48:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-02-22 03:48:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-02-22 03:48:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure __video_register_device [2021-02-22 03:48:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2021-02-22 03:48:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2021-02-22 03:48:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2021-02-22 03:48:51,747 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_disable_ioctl_locking [2021-02-22 03:48:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_disable_ioctl [2021-02-22 03:48:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2021-02-22 03:48:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2021-02-22 03:48:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-02-22 03:48:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-02-22 03:48:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-02-22 03:48:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_put [2021-02-22 03:48:51,748 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_register [2021-02-22 03:48:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_disconnect [2021-02-22 03:48:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-02-22 03:48:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_dev_probe [2021-02-22 03:48:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_dev_probe2 [2021-02-22 03:48:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2021-02-22 03:48:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2021-02-22 03:48:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_suspend [2021-02-22 03:48:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2021-02-22 03:48:51,749 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2021-02-22 03:48:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2021-02-22 03:48:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2021-02-22 03:48:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2021-02-22 03:48:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2021-02-22 03:48:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure PDEBUG_MODE [2021-02-22 03:48:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_open [2021-02-22 03:48:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_close [2021-02-22 03:48:51,750 INFO L130 BoogieDeclarations]: Found specification of procedure int_irq [2021-02-22 03:48:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-02-22 03:48:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_connect [2021-02-22 03:48:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-22 03:48:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_and_submit_int_urb [2021-02-22 03:48:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_create_urb [2021-02-22 03:48:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_destroy_urb [2021-02-22 03:48:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure fill_frame [2021-02-22 03:48:51,751 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-02-22 03:48:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure isoc_irq [2021-02-22 03:48:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_irq [2021-02-22 03:48:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-02-22 03:48:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 03:48:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure frame_alloc [2021-02-22 03:48:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure frame_free [2021-02-22 03:48:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_urbs [2021-02-22 03:48:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_set_alt0 [2021-02-22 03:48:51,752 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_stream_off [2021-02-22 03:48:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-02-22 03:48:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure alt_xfer [2021-02-22 03:48:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure which_bandwidth [2021-02-22 03:48:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-02-22 03:48:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure build_isoc_ep_tb [2021-02-22 03:48:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure create_urbs [2021-02-22 03:48:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init_transfer [2021-02-22 03:48:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-02-22 03:48:51,753 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_set_default_mode [2021-02-22 03:48:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure wxh_to_mode [2021-02-22 03:48:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_get_mode [2021-02-22 03:48:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_chip_info [2021-02-22 03:48:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-02-22 03:48:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_register [2021-02-22 03:48:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_register [2021-02-22 03:48:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2021-02-22 03:48:51,754 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2021-02-22 03:48:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure try_fmt_vid_cap [2021-02-22 03:48:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-02-22 03:48:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2021-02-22 03:48:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_framesizes [2021-02-22 03:48:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_frameintervals [2021-02-22 03:48:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_release [2021-02-22 03:48:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure dev_open [2021-02-22 03:48:51,755 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-02-22 03:48:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2021-02-22 03:48:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_input [2021-02-22 03:48:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_input [2021-02-22 03:48:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2021-02-22 03:48:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2021-02-22 03:48:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2021-02-22 03:48:51,756 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2021-02-22 03:48:51,757 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2021-02-22 03:48:51,757 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_jpegcomp [2021-02-22 03:48:51,757 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_jpegcomp [2021-02-22 03:48:51,757 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_parm [2021-02-22 03:48:51,757 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_parm [2021-02-22 03:48:51,757 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mmap [2021-02-22 03:48:51,757 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready_nolock [2021-02-22 03:48:51,757 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready [2021-02-22 03:48:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-02-22 03:48:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2021-02-22 03:48:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure read_alloc [2021-02-22 03:48:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-02-22 03:48:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure dev_poll [2021-02-22 03:48:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure dev_read [2021-02-22 03:48:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init [2021-02-22 03:48:51,758 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_exit [2021-02-22 03:48:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2021-02-22 03:48:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-02-22 03:48:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-02-22 03:48:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 03:48:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2021-02-22 03:48:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_s_ctrl [2021-02-22 03:48:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_expo_autogain [2021-02-22 03:48:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_coarse_grained_expo_autogain [2021-02-22 03:48:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-02-22 03:48:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2021-02-22 03:48:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2021-02-22 03:48:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2021-02-22 03:48:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2021-02-22 03:48:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2021-02-22 03:48:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2021-02-22 03:48:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2021-02-22 03:48:51,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2021-02-22 03:48:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-02-22 03:48:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2021-02-22 03:48:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2021-02-22 03:48:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-22 03:48:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 03:48:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 03:48:51,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-22 03:48:51,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 03:48:51,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-02-22 03:48:51,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-02-22 03:48:51,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-02-22 03:48:51,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-02-22 03:48:53,248 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-02-22 03:48:55,376 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2021-02-22 03:49:00,835 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 03:49:00,836 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-22 03:49:00,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 03:49:00 BoogieIcfgContainer [2021-02-22 03:49:00,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 03:49:00,847 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 03:49:00,847 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 03:49:00,850 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 03:49:00,851 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 03:48:46" (1/3) ... [2021-02-22 03:49:00,851 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74e98b65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 03:49:00, skipping insertion in model container [2021-02-22 03:49:00,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 03:48:50" (2/3) ... [2021-02-22 03:49:00,852 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74e98b65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 03:49:00, skipping insertion in model container [2021-02-22 03:49:00,852 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 03:49:00" (3/3) ... [2021-02-22 03:49:00,854 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--media--usb--gspca--gspca_main.ko-entry_point.cil.out.i [2021-02-22 03:49:00,862 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 03:49:00,871 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-22 03:49:00,892 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-22 03:49:00,922 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 03:49:00,922 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 03:49:00,922 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-22 03:49:00,922 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 03:49:00,922 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 03:49:00,922 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 03:49:00,922 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 03:49:00,923 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 03:49:01,024 INFO L276 IsEmpty]: Start isEmpty. Operand 7528 states. [2021-02-22 03:49:01,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1335 [2021-02-22 03:49:01,139 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 03:49:01,141 INFO L422 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 03:49:01,142 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 03:49:01,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 03:49:01,149 INFO L82 PathProgramCache]: Analyzing trace with hash -1597635351, now seen corresponding path program 1 times [2021-02-22 03:49:01,159 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 03:49:01,160 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [482378858] [2021-02-22 03:49:01,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 03:49:01,315 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 03:49:01,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:02,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:02,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:02,987 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:02,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:05,907 WARN L202 SmtUtils]: Spent 2.87 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-22 03:49:05,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 03:49:05,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-22 03:49:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,640 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,641 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-22 03:49:06,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-22 03:49:06,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,692 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-22 03:49:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,733 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-22 03:49:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-22 03:49:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,772 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,773 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-22 03:49:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,794 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,795 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-22 03:49:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,815 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-22 03:49:06,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,839 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-22 03:49:06,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,857 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-22 03:49:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,874 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,875 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-22 03:49:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,892 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,892 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-22 03:49:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,910 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-22 03:49:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,931 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,932 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-22 03:49:06,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,948 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,948 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-22 03:49:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,966 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,966 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-22 03:49:06,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:06,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:06,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:06,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-22 03:49:06,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,002 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,002 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-22 03:49:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,018 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,019 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-22 03:49:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,035 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-22 03:49:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-22 03:49:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-22 03:49:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,085 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,085 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-22 03:49:07,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,105 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-22 03:49:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,122 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,122 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-22 03:49:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,138 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,138 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-22 03:49:07,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-22 03:49:07,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,172 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,173 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-22 03:49:07,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,189 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-22 03:49:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,206 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-22 03:49:07,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-22 03:49:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-22 03:49:07,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-22 03:49:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,271 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-22 03:49:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-22 03:49:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,302 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,303 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-22 03:49:07,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,319 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,320 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-22 03:49:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-22 03:49:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,370 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-22 03:49:07,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,385 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,386 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-22 03:49:07,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-22 03:49:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,438 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,438 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:49:07,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,455 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:49:07,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1298 [2021-02-22 03:49:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:07,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1326 [2021-02-22 03:49:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:49:07,493 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:49:07,494 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:49:08,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8584 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8581 trivial. 0 not checked. [2021-02-22 03:49:08,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [482378858] [2021-02-22 03:49:08,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 03:49:08,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-22 03:49:08,547 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770999448] [2021-02-22 03:49:08,554 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-22 03:49:08,554 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 03:49:08,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-22 03:49:08,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-22 03:49:08,570 INFO L87 Difference]: Start difference. First operand 7528 states. Second operand 7 states. [2021-02-22 03:49:11,596 WARN L202 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-22 03:49:27,478 WARN L202 SmtUtils]: Spent 3.10 s on a formula simplification that was a NOOP. DAG size: 694 [2021-02-22 03:49:30,517 WARN L202 SmtUtils]: Spent 3.00 s on a formula simplification that was a NOOP. DAG size: 696 [2021-02-22 03:49:33,561 WARN L202 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-22 03:50:54,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 03:50:54,943 INFO L93 Difference]: Finished difference Result 11279 states and 13456 transitions. [2021-02-22 03:50:54,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-22 03:50:54,945 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1334 [2021-02-22 03:50:54,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 03:50:55,035 INFO L225 Difference]: With dead ends: 11279 [2021-02-22 03:50:55,035 INFO L226 Difference]: Without dead ends: 7039 [2021-02-22 03:50:55,072 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 15.1s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-02-22 03:50:55,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7039 states. [2021-02-22 03:50:58,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7039 to 4872. [2021-02-22 03:50:58,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4872 states. [2021-02-22 03:50:58,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 4872 states and 5476 transitions. [2021-02-22 03:50:58,392 INFO L78 Accepts]: Start accepts. Automaton has 4872 states and 5476 transitions. Word has length 1334 [2021-02-22 03:50:58,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 03:50:58,399 INFO L480 AbstractCegarLoop]: Abstraction has 4872 states and 5476 transitions. [2021-02-22 03:50:58,399 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-22 03:50:58,399 INFO L276 IsEmpty]: Start isEmpty. Operand 4872 states and 5476 transitions. [2021-02-22 03:50:58,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1343 [2021-02-22 03:50:58,487 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 03:50:58,488 INFO L422 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 03:50:58,488 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-22 03:50:58,489 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 03:50:58,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 03:50:58,490 INFO L82 PathProgramCache]: Analyzing trace with hash 2140900717, now seen corresponding path program 1 times [2021-02-22 03:50:58,490 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 03:50:58,490 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [902515818] [2021-02-22 03:50:58,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 03:50:58,530 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 03:50:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:50:59,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:50:59,207 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:50:59,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:50:59,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:50:59,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:50:59,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,141 WARN L202 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-22 03:51:02,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 03:51:02,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-22 03:51:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,773 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,773 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-22 03:51:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,786 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-22 03:51:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,800 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-22 03:51:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-22 03:51:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,827 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,827 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-22 03:51:02,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,840 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,841 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-22 03:51:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,854 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,855 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-22 03:51:02,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,869 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,869 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-22 03:51:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,884 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,884 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-22 03:51:02,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-22 03:51:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,953 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,954 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-22 03:51:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-22 03:51:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:02,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:02,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:02,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-22 03:51:02,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,009 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,009 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-22 03:51:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,026 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,026 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-22 03:51:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,043 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-22 03:51:03,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,060 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-22 03:51:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,079 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,080 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-22 03:51:03,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,096 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-22 03:51:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,116 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,117 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-22 03:51:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,134 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,135 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-22 03:51:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,150 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,151 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-22 03:51:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-22 03:51:03,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-22 03:51:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,202 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-22 03:51:03,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-22 03:51:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,234 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,237 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-22 03:51:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-22 03:51:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,269 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,270 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-22 03:51:03,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-22 03:51:03,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,304 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-22 03:51:03,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,322 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,323 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-22 03:51:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,340 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-22 03:51:03,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,356 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,357 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-22 03:51:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-22 03:51:03,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,395 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,398 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-22 03:51:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,415 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,415 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-22 03:51:03,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-22 03:51:03,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,452 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,453 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-22 03:51:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,470 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,470 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-22 03:51:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,480 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-22 03:51:03,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,519 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,520 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1302 [2021-02-22 03:51:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,536 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:03,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1334 [2021-02-22 03:51:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:51:03,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:51:03,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:51:04,948 INFO L134 CoverageAnalysis]: Checked inductivity of 8588 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8588 trivial. 0 not checked. [2021-02-22 03:51:04,948 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [902515818] [2021-02-22 03:51:04,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 03:51:04,949 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-22 03:51:04,949 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936442419] [2021-02-22 03:51:04,951 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-22 03:51:04,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 03:51:04,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-22 03:51:04,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-22 03:51:04,952 INFO L87 Difference]: Start difference. First operand 4872 states and 5476 transitions. Second operand 6 states. [2021-02-22 03:51:08,056 WARN L202 SmtUtils]: Spent 3.08 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-22 03:51:22,987 WARN L202 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 693 [2021-02-22 03:51:26,453 WARN L202 SmtUtils]: Spent 3.06 s on a formula simplification that was a NOOP. DAG size: 684 [2021-02-22 03:53:36,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 03:53:36,371 INFO L93 Difference]: Finished difference Result 16911 states and 19845 transitions. [2021-02-22 03:53:36,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-22 03:53:36,372 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1342 [2021-02-22 03:53:36,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 03:53:36,480 INFO L225 Difference]: With dead ends: 16911 [2021-02-22 03:53:36,481 INFO L226 Difference]: Without dead ends: 12901 [2021-02-22 03:53:36,503 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 12.3s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-02-22 03:53:36,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12901 states. [2021-02-22 03:53:42,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12901 to 8781. [2021-02-22 03:53:42,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8781 states. [2021-02-22 03:53:42,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8781 states to 8781 states and 9931 transitions. [2021-02-22 03:53:42,983 INFO L78 Accepts]: Start accepts. Automaton has 8781 states and 9931 transitions. Word has length 1342 [2021-02-22 03:53:42,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 03:53:42,986 INFO L480 AbstractCegarLoop]: Abstraction has 8781 states and 9931 transitions. [2021-02-22 03:53:42,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-22 03:53:42,986 INFO L276 IsEmpty]: Start isEmpty. Operand 8781 states and 9931 transitions. [2021-02-22 03:53:43,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1352 [2021-02-22 03:53:43,006 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 03:53:43,007 INFO L422 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 40, 40, 40, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 03:53:43,008 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-22 03:53:43,008 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 03:53:43,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 03:53:43,009 INFO L82 PathProgramCache]: Analyzing trace with hash 98268533, now seen corresponding path program 1 times [2021-02-22 03:53:43,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 03:53:43,009 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [555869704] [2021-02-22 03:53:43,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 03:53:43,033 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 03:53:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:43,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:43,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:43,676 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:43,677 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:53:43,684 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:43,685 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:53:43,690 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:43,691 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:46,659 WARN L202 SmtUtils]: Spent 2.92 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-22 03:53:46,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 03:53:46,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:46,889 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:46,890 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-22 03:53:47,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-22 03:53:47,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-22 03:53:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,111 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-22 03:53:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,122 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,123 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-22 03:53:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,134 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,135 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-22 03:53:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,147 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,148 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-22 03:53:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,160 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,160 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-22 03:53:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,172 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,172 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-22 03:53:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,184 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,184 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-22 03:53:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,197 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-22 03:53:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,209 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-22 03:53:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-22 03:53:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,235 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-22 03:53:47,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-22 03:53:47,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,261 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,262 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-22 03:53:47,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,274 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,275 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-22 03:53:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-22 03:53:47,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,299 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,300 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-22 03:53:47,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,311 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,311 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-22 03:53:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,323 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-22 03:53:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,335 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,336 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-22 03:53:47,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,348 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,348 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-22 03:53:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,360 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,360 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-22 03:53:47,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,372 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-22 03:53:47,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,385 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-22 03:53:47,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,396 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-22 03:53:47,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,409 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-22 03:53:47,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,421 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,421 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-22 03:53:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,433 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-22 03:53:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,446 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-22 03:53:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,457 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,458 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-22 03:53:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,469 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,470 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-22 03:53:47,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,482 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-22 03:53:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,494 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,495 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-22 03:53:47,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,507 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-22 03:53:47,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,520 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,520 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-22 03:53:47,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,533 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-22 03:53:47,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-22 03:53:47,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,558 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-22 03:53:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,570 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,571 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-22 03:53:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,579 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,579 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-22 03:53:47,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,612 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,613 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1302 [2021-02-22 03:53:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,624 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1336 [2021-02-22 03:53:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:53:47,790 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,790 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:53:47,796 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:53:47,797 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 03:53:48,885 INFO L134 CoverageAnalysis]: Checked inductivity of 8588 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8588 trivial. 0 not checked. [2021-02-22 03:53:48,886 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [555869704] [2021-02-22 03:53:48,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 03:53:48,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-22 03:53:48,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084868090] [2021-02-22 03:53:48,888 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-22 03:53:48,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 03:53:48,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-22 03:53:48,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-02-22 03:53:48,889 INFO L87 Difference]: Start difference. First operand 8781 states and 9931 transitions. Second operand 8 states. [2021-02-22 03:53:51,887 WARN L202 SmtUtils]: Spent 2.96 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-22 03:54:00,068 WARN L202 SmtUtils]: Spent 2.84 s on a formula simplification that was a NOOP. DAG size: 693 [2021-02-22 03:54:03,834 WARN L202 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 684 [2021-02-22 03:54:13,193 WARN L202 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 696 [2021-02-22 03:55:41,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 03:55:41,008 INFO L93 Difference]: Finished difference Result 20817 states and 24293 transitions. [2021-02-22 03:55:41,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-22 03:55:41,008 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1351 [2021-02-22 03:55:41,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 03:55:41,102 INFO L225 Difference]: With dead ends: 20817 [2021-02-22 03:55:41,103 INFO L226 Difference]: Without dead ends: 12898 [2021-02-22 03:55:41,138 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 14.7s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2021-02-22 03:55:41,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12898 states. [2021-02-22 03:55:48,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12898 to 8779. [2021-02-22 03:55:48,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8779 states. [2021-02-22 03:55:48,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8779 states to 8779 states and 9926 transitions. [2021-02-22 03:55:48,777 INFO L78 Accepts]: Start accepts. Automaton has 8779 states and 9926 transitions. Word has length 1351 [2021-02-22 03:55:48,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 03:55:48,778 INFO L480 AbstractCegarLoop]: Abstraction has 8779 states and 9926 transitions. [2021-02-22 03:55:48,778 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-22 03:55:48,779 INFO L276 IsEmpty]: Start isEmpty. Operand 8779 states and 9926 transitions. [2021-02-22 03:55:48,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1513 [2021-02-22 03:55:48,822 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 03:55:48,823 INFO L422 BasicCegarLoop]: trace histogram [48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 03:55:48,823 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-22 03:55:48,824 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 03:55:48,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 03:55:48,825 INFO L82 PathProgramCache]: Analyzing trace with hash 892655714, now seen corresponding path program 1 times [2021-02-22 03:55:48,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 03:55:48,825 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [118931091] [2021-02-22 03:55:48,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 03:55:48,846 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 03:55:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:49,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:49,676 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:49,684 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:49,685 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:52,812 WARN L202 SmtUtils]: Spent 3.11 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-22 03:55:52,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 03:55:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,026 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,027 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-22 03:55:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,242 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-22 03:55:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-22 03:55:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,264 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-22 03:55:53,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,275 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,276 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-22 03:55:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-22 03:55:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-22 03:55:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,309 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,310 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-22 03:55:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,320 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,321 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-22 03:55:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,332 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,332 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-22 03:55:53,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-22 03:55:53,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,357 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-22 03:55:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,369 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-22 03:55:53,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,382 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-22 03:55:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-22 03:55:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-22 03:55:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,420 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,421 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-22 03:55:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,434 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,434 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-22 03:55:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,448 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-22 03:55:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,463 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-22 03:55:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,478 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-22 03:55:53,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,491 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-22 03:55:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,506 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-22 03:55:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,519 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-22 03:55:53,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-22 03:55:53,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-22 03:55:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-22 03:55:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,567 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-22 03:55:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-22 03:55:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-22 03:55:53,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,605 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,606 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-22 03:55:53,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,619 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-22 03:55:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-22 03:55:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-22 03:55:53,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,662 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,663 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-22 03:55:53,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,676 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-22 03:55:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,695 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-22 03:55:53,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-22 03:55:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-22 03:55:53,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,731 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,732 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-22 03:55:53,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-22 03:55:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-22 03:55:53,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,805 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:55:53,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,825 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:55:53,844 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,845 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:55:53,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1302 [2021-02-22 03:55:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,878 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,878 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1336 [2021-02-22 03:55:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,888 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,889 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1347 [2021-02-22 03:55:53,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,974 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,974 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-22 03:55:53,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-02-22 03:55:53,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:53,997 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:53,998 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:53,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-22 03:55:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:54,009 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:54,009 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:54,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-22 03:55:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:54,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:54,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:54,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-02-22 03:55:54,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:54,035 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:54,035 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:54,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-22 03:55:54,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:54,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:54,048 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:54,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1447 [2021-02-22 03:55:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:54,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:54,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:54,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-22 03:55:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:54,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:54,111 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:54,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1468 [2021-02-22 03:55:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:54,156 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:54,157 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:54,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-22 03:55:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:54,167 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:54,168 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:54,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1504 [2021-02-22 03:55:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:55:54,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:55:54,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:55:55,811 INFO L134 CoverageAnalysis]: Checked inductivity of 12416 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12409 trivial. 0 not checked. [2021-02-22 03:55:55,812 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [118931091] [2021-02-22 03:55:55,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 03:55:55,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-22 03:55:55,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693886845] [2021-02-22 03:55:55,814 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-22 03:55:55,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 03:55:55,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-22 03:55:55,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-02-22 03:55:55,815 INFO L87 Difference]: Start difference. First operand 8779 states and 9926 transitions. Second operand 11 states. [2021-02-22 03:55:59,000 WARN L202 SmtUtils]: Spent 3.15 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-22 03:56:16,609 WARN L202 SmtUtils]: Spent 3.13 s on a formula simplification that was a NOOP. DAG size: 694 [2021-02-22 03:56:19,650 WARN L202 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-22 03:56:22,716 WARN L202 SmtUtils]: Spent 2.99 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-22 03:56:25,613 WARN L202 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 687 [2021-02-22 03:58:04,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 03:58:04,207 INFO L93 Difference]: Finished difference Result 20840 states and 24365 transitions. [2021-02-22 03:58:04,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-22 03:58:04,212 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1512 [2021-02-22 03:58:04,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 03:58:04,271 INFO L225 Difference]: With dead ends: 20840 [2021-02-22 03:58:04,271 INFO L226 Difference]: Without dead ends: 12910 [2021-02-22 03:58:04,300 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 18.8s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2021-02-22 03:58:04,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12910 states. [2021-02-22 03:58:12,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12910 to 8787. [2021-02-22 03:58:12,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8787 states. [2021-02-22 03:58:12,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8787 states to 8787 states and 9934 transitions. [2021-02-22 03:58:12,387 INFO L78 Accepts]: Start accepts. Automaton has 8787 states and 9934 transitions. Word has length 1512 [2021-02-22 03:58:12,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 03:58:12,388 INFO L480 AbstractCegarLoop]: Abstraction has 8787 states and 9934 transitions. [2021-02-22 03:58:12,388 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-22 03:58:12,388 INFO L276 IsEmpty]: Start isEmpty. Operand 8787 states and 9934 transitions. [2021-02-22 03:58:12,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1521 [2021-02-22 03:58:12,422 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 03:58:12,423 INFO L422 BasicCegarLoop]: trace histogram [48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 03:58:12,423 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-22 03:58:12,424 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 03:58:12,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 03:58:12,425 INFO L82 PathProgramCache]: Analyzing trace with hash -2033223706, now seen corresponding path program 2 times [2021-02-22 03:58:12,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 03:58:12,425 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [801619524] [2021-02-22 03:58:12,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 03:58:12,444 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 03:58:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:13,039 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:13,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:13,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:13,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:15,921 WARN L202 SmtUtils]: Spent 2.86 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-22 03:58:15,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 03:58:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,120 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,121 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-22 03:58:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,455 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-22 03:58:16,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,465 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,466 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-22 03:58:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,476 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-22 03:58:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,487 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,487 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-22 03:58:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,498 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,498 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-22 03:58:16,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,508 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,509 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-22 03:58:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,523 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,524 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-22 03:58:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-22 03:58:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-22 03:58:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-22 03:58:16,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-22 03:58:16,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,579 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,579 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-22 03:58:16,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,590 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,590 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-22 03:58:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,601 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-22 03:58:16,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,611 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-22 03:58:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,621 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-22 03:58:16,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-22 03:58:16,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,643 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,644 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-22 03:58:16,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,654 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-22 03:58:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,664 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,665 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-22 03:58:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-22 03:58:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,686 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-22 03:58:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-22 03:58:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,708 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,708 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-22 03:58:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,719 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,720 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-22 03:58:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-22 03:58:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,742 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-22 03:58:16,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,753 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-22 03:58:16,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,763 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,763 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-22 03:58:16,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,773 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,774 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-22 03:58:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-22 03:58:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,795 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-22 03:58:16,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,806 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,807 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-22 03:58:16,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,818 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,818 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-22 03:58:16,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,828 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,829 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-22 03:58:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,839 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,840 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-22 03:58:16,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,851 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-22 03:58:16,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,862 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,863 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-22 03:58:16,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,873 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-22 03:58:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,884 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,884 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-22 03:58:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,891 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,892 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:16,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-22 03:58:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:16,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:58:16,951 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,951 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:58:16,972 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,973 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:58:16,995 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:16,995 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 03:58:17,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1306 [2021-02-22 03:58:17,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,029 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1344 [2021-02-22 03:58:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,038 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,039 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1355 [2021-02-22 03:58:17,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,118 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,119 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-22 03:58:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,132 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,133 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-02-22 03:58:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,144 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,144 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-22 03:58:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-22 03:58:17,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,166 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,167 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-02-22 03:58:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-22 03:58:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,189 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1455 [2021-02-22 03:58:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,242 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-22 03:58:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1476 [2021-02-22 03:58:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-22 03:58:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,316 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,317 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:17,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1512 [2021-02-22 03:58:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 03:58:17,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 03:58:17,325 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 03:58:18,898 INFO L134 CoverageAnalysis]: Checked inductivity of 12420 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 12409 trivial. 0 not checked. [2021-02-22 03:58:18,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [801619524] [2021-02-22 03:58:18,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 03:58:18,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-02-22 03:58:18,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977291146] [2021-02-22 03:58:18,901 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-02-22 03:58:18,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 03:58:18,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-02-22 03:58:18,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-02-22 03:58:18,901 INFO L87 Difference]: Start difference. First operand 8787 states and 9934 transitions. Second operand 12 states. [2021-02-22 03:58:21,949 WARN L202 SmtUtils]: Spent 3.01 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-22 03:58:38,222 WARN L202 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 694 [2021-02-22 03:58:41,218 WARN L202 SmtUtils]: Spent 2.94 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-22 03:58:44,213 WARN L202 SmtUtils]: Spent 2.92 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-22 03:58:47,210 WARN L202 SmtUtils]: Spent 2.89 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-22 03:58:50,105 WARN L202 SmtUtils]: Spent 2.85 s on a formula simplification that was a NOOP. DAG size: 687 [2021-02-22 04:00:28,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 04:00:28,513 INFO L93 Difference]: Finished difference Result 20856 states and 24381 transitions. [2021-02-22 04:00:28,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-22 04:00:28,514 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1520 [2021-02-22 04:00:28,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 04:00:28,568 INFO L225 Difference]: With dead ends: 20856 [2021-02-22 04:00:28,568 INFO L226 Difference]: Without dead ends: 12918 [2021-02-22 04:00:28,595 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 21.1s TimeCoverageRelationStatistics Valid=110, Invalid=352, Unknown=0, NotChecked=0, Total=462 [2021-02-22 04:00:28,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12918 states. [2021-02-22 04:00:37,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12918 to 8795. [2021-02-22 04:00:37,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8795 states. [2021-02-22 04:00:37,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8795 states to 8795 states and 9942 transitions. [2021-02-22 04:00:37,229 INFO L78 Accepts]: Start accepts. Automaton has 8795 states and 9942 transitions. Word has length 1520 [2021-02-22 04:00:37,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 04:00:37,230 INFO L480 AbstractCegarLoop]: Abstraction has 8795 states and 9942 transitions. [2021-02-22 04:00:37,230 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-02-22 04:00:37,230 INFO L276 IsEmpty]: Start isEmpty. Operand 8795 states and 9942 transitions. [2021-02-22 04:00:37,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1529 [2021-02-22 04:00:37,261 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 04:00:37,262 INFO L422 BasicCegarLoop]: trace histogram [48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 04:00:37,262 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-22 04:00:37,262 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 04:00:37,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 04:00:37,263 INFO L82 PathProgramCache]: Analyzing trace with hash -342076566, now seen corresponding path program 3 times [2021-02-22 04:00:37,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 04:00:37,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1613843994] [2021-02-22 04:00:37,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 04:00:37,282 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 04:00:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:37,864 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:37,865 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:37,865 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:37,866 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:40,626 WARN L202 SmtUtils]: Spent 2.73 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-22 04:00:40,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 04:00:40,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:40,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:40,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-22 04:00:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-22 04:00:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-22 04:00:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-22 04:00:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,227 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-22 04:00:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,237 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-22 04:00:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-22 04:00:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,261 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-22 04:00:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,272 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-22 04:00:41,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,283 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-22 04:00:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-22 04:00:41,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,308 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,308 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-22 04:00:41,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,324 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,325 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-22 04:00:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-22 04:00:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,349 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,349 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-22 04:00:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,361 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,361 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-22 04:00:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,373 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-22 04:00:41,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,385 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,386 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-22 04:00:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-22 04:00:41,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,409 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-22 04:00:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,421 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,421 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-22 04:00:41,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-22 04:00:41,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,444 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-22 04:00:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,455 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,455 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-22 04:00:41,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-22 04:00:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-22 04:00:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,489 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-22 04:00:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,500 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,501 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-22 04:00:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,510 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,511 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-22 04:00:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,520 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,521 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-22 04:00:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-22 04:00:41,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,543 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-22 04:00:41,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,554 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,555 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-22 04:00:41,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,566 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-22 04:00:41,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,578 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,579 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-22 04:00:41,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,589 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,590 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-22 04:00:41,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,601 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-22 04:00:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,612 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,613 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-22 04:00:41,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,625 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-22 04:00:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,636 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-22 04:00:41,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-22 04:00:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,657 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,657 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-22 04:00:41,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,705 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 04:00:41,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 04:00:41,746 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,747 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 04:00:41,769 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,770 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 04:00:41,791 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 04:00:41,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1310 [2021-02-22 04:00:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,827 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,828 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1352 [2021-02-22 04:00:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1363 [2021-02-22 04:00:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,924 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-22 04:00:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,934 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-02-22 04:00:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,945 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,946 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-22 04:00:41,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-22 04:00:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-02-22 04:00:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:41,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-22 04:00:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:41,998 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:41,999 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:42,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1463 [2021-02-22 04:00:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:42,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:42,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:42,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-22 04:00:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:42,075 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:42,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:42,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1484 [2021-02-22 04:00:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:42,128 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:42,128 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:42,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-22 04:00:42,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:42,139 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:42,139 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:42,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1520 [2021-02-22 04:00:42,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 04:00:42,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 04:00:42,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 04:00:43,607 INFO L134 CoverageAnalysis]: Checked inductivity of 12424 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12409 trivial. 0 not checked. [2021-02-22 04:00:43,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1613843994] [2021-02-22 04:00:43,608 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 04:00:43,608 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-02-22 04:00:43,608 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745700842] [2021-02-22 04:00:43,610 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-02-22 04:00:43,610 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 04:00:43,610 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-02-22 04:00:43,611 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-02-22 04:00:43,611 INFO L87 Difference]: Start difference. First operand 8795 states and 9942 transitions. Second operand 13 states. [2021-02-22 04:00:46,546 WARN L202 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-22 04:01:03,026 WARN L202 SmtUtils]: Spent 3.01 s on a formula simplification that was a NOOP. DAG size: 694 [2021-02-22 04:01:06,017 WARN L202 SmtUtils]: Spent 2.93 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-22 04:01:08,955 WARN L202 SmtUtils]: Spent 2.87 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-22 04:01:11,998 WARN L202 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-22 04:01:15,048 WARN L202 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-22 04:01:18,077 WARN L202 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 687