/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-36cd7be [2021-02-24 06:12:47,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 06:12:47,059 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 06:12:47,096 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-24 06:12:47,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-24 06:12:47,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-24 06:12:47,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-24 06:12:47,102 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-24 06:12:47,104 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-24 06:12:47,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-24 06:12:47,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-24 06:12:47,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-24 06:12:47,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 06:12:47,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 06:12:47,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 06:12:47,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 06:12:47,122 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 06:12:47,123 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 06:12:47,125 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 06:12:47,127 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 06:12:47,129 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 06:12:47,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 06:12:47,132 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 06:12:47,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 06:12:47,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-24 06:12:47,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-24 06:12:47,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-24 06:12:47,139 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-24 06:12:47,139 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-24 06:12:47,140 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-24 06:12:47,141 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-24 06:12:47,142 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-24 06:12:47,143 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-24 06:12:47,144 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-24 06:12:47,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-24 06:12:47,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-24 06:12:47,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-24 06:12:47,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-24 06:12:47,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 06:12:47,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 06:12:47,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 06:12:47,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_64.epf [2021-02-24 06:12:47,184 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 06:12:47,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 06:12:47,188 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 06:12:47,188 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 06:12:47,189 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 06:12:47,189 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 06:12:47,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 06:12:47,189 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 06:12:47,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 06:12:47,192 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 06:12:47,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 06:12:47,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 06:12:47,194 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 06:12:47,194 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 06:12:47,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 06:12:47,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 06:12:47,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 06:12:47,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 06:12:47,195 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 06:12:47,195 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 06:12:47,196 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 06:12:47,617 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 06:12:47,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 06:12:47,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 06:12:47,649 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 06:12:47,650 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 06:12:47,651 INFO L432 ainManager$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 [2021-02-24 06:12:47,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb469ef7a/276678aa90234ad08b282fd776fd6c58/FLAGd0eb572a1 [2021-02-24 06:12:48,814 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 06:12:48,815 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 [2021-02-24 06:12:48,857 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb469ef7a/276678aa90234ad08b282fd776fd6c58/FLAGd0eb572a1 [2021-02-24 06:12:49,170 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fb469ef7a/276678aa90234ad08b282fd776fd6c58 [2021-02-24 06:12:49,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 06:12:49,187 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 06:12:49,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 06:12:49,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 06:12:49,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 06:12:49,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 06:12:49" (1/1) ... [2021-02-24 06:12:49,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bfebca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:49, skipping insertion in model container [2021-02-24 06:12:49,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 06:12:49" (1/1) ... [2021-02-24 06:12:49,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 06:12:49,324 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 06:12:50,013 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-02-24 06:12:50,589 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] [2021-02-24 06:12:51,560 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-02-24 06:12:51,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 06:12:51,678 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 06:12:51,793 WARN L1208 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4482] [2021-02-24 06:12:51,820 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] [2021-02-24 06:12:52,389 WARN L612 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-02-24 06:12:52,402 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 06:12:52,766 INFO L208 MainTranslator]: Completed translation [2021-02-24 06:12:52,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:52 WrapperNode [2021-02-24 06:12:52,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 06:12:52,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 06:12:52,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 06:12:52,769 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 06:12:52,782 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:52" (1/1) ... [2021-02-24 06:12:52,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:52" (1/1) ... [2021-02-24 06:12:52,935 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:52" (1/1) ... [2021-02-24 06:12:52,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:52" (1/1) ... [2021-02-24 06:12:53,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:52" (1/1) ... [2021-02-24 06:12:54,008 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:52" (1/1) ... [2021-02-24 06:12:54,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:52" (1/1) ... [2021-02-24 06:12:54,098 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 06:12:54,099 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 06:12:54,099 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 06:12:54,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 06:12:54,100 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:52" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 06:12:54,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 06:12:54,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 06:12:54,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-02-24 06:12:54,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-02-24 06:12:54,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-02-24 06:12:54,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-02-24 06:12:54,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-02-24 06:12:54,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-02-24 06:12:54,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-02-24 06:12:54,217 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 06:12:54,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2021-02-24 06:12:54,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2021-02-24 06:12:54,218 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-02-24 06:12:54,218 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-02-24 06:12:54,218 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-02-24 06:12:54,219 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-02-24 06:12:54,220 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-02-24 06:12:54,220 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2021-02-24 06:12:54,221 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-02-24 06:12:54,221 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2021-02-24 06:12:54,221 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-02-24 06:12:54,221 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2021-02-24 06:12:54,222 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-02-24 06:12:54,222 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2021-02-24 06:12:54,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-02-24 06:12:54,222 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-02-24 06:12:54,222 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-02-24 06:12:54,222 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-02-24 06:12:54,222 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-24 06:12:54,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-02-24 06:12:54,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-02-24 06:12:54,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-02-24 06:12:54,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2021-02-24 06:12:54,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-02-24 06:12:54,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-02-24 06:12:54,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-02-24 06:12:54,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2021-02-24 06:12:54,224 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2021-02-24 06:12:54,224 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_requested_events [2021-02-24 06:12:54,224 INFO L138 BoogieDeclarations]: Found implementation of procedure video_register_device [2021-02-24 06:12:54,224 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_disable_ioctl_locking [2021-02-24 06:12:54,224 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_disable_ioctl [2021-02-24 06:12:54,224 INFO L138 BoogieDeclarations]: Found implementation of procedure video_get_drvdata [2021-02-24 06:12:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure video_set_drvdata [2021-02-24 06:12:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure video_drvdata [2021-02-24 06:12:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_node_name [2021-02-24 06:12:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2021-02-24 06:12:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2021-02-24 06:12:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure PDEBUG_MODE [2021-02-24 06:12:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_open [2021-02-24 06:12:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_vm_close [2021-02-24 06:12:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure int_irq [2021-02-24 06:12:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_connect [2021-02-24 06:12:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_and_submit_int_urb [2021-02-24 06:12:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_create_urb [2021-02-24 06:12:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_input_destroy_urb [2021-02-24 06:12:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_frame [2021-02-24 06:12:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure isoc_irq [2021-02-24 06:12:54,227 INFO L138 BoogieDeclarations]: Found implementation of procedure bulk_irq [2021-02-24 06:12:54,227 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2021-02-24 06:12:54,227 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_alloc [2021-02-24 06:12:54,228 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_free [2021-02-24 06:12:54,228 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_urbs [2021-02-24 06:12:54,228 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_set_alt0 [2021-02-24 06:12:54,228 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_stream_off [2021-02-24 06:12:54,228 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_xfer [2021-02-24 06:12:54,228 INFO L138 BoogieDeclarations]: Found implementation of procedure which_bandwidth [2021-02-24 06:12:54,228 INFO L138 BoogieDeclarations]: Found implementation of procedure build_isoc_ep_tb [2021-02-24 06:12:54,229 INFO L138 BoogieDeclarations]: Found implementation of procedure create_urbs [2021-02-24 06:12:54,229 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init_transfer [2021-02-24 06:12:54,229 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_set_default_mode [2021-02-24 06:12:54,229 INFO L138 BoogieDeclarations]: Found implementation of procedure wxh_to_mode [2021-02-24 06:12:54,229 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_get_mode [2021-02-24 06:12:54,230 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_chip_info [2021-02-24 06:12:54,230 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_register [2021-02-24 06:12:54,230 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_register [2021-02-24 06:12:54,231 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_fmt_vid_cap [2021-02-24 06:12:54,231 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_fmt_vid_cap [2021-02-24 06:12:54,231 INFO L138 BoogieDeclarations]: Found implementation of procedure try_fmt_vid_cap [2021-02-24 06:12:54,232 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_try_fmt_vid_cap [2021-02-24 06:12:54,232 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_fmt_vid_cap [2021-02-24 06:12:54,233 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_framesizes [2021-02-24 06:12:54,233 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_frameintervals [2021-02-24 06:12:54,233 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_release [2021-02-24 06:12:54,233 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_open [2021-02-24 06:12:54,233 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-02-24 06:12:54,233 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querycap [2021-02-24 06:12:54,234 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_enum_input [2021-02-24 06:12:54,234 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_input [2021-02-24 06:12:54,235 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_input [2021-02-24 06:12:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_reqbufs [2021-02-24 06:12:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_querybuf [2021-02-24 06:12:54,236 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamon [2021-02-24 06:12:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_streamoff [2021-02-24 06:12:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_jpegcomp [2021-02-24 06:12:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_jpegcomp [2021-02-24 06:12:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_g_parm [2021-02-24 06:12:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_s_parm [2021-02-24 06:12:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mmap [2021-02-24 06:12:54,237 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready_nolock [2021-02-24 06:12:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure frame_ready [2021-02-24 06:12:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_dqbuf [2021-02-24 06:12:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure vidioc_qbuf [2021-02-24 06:12:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure read_alloc [2021-02-24 06:12:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_poll [2021-02-24 06:12:54,238 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_read [2021-02-24 06:12:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_dev_probe2 [2021-02-24 06:12:54,239 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_dev_probe [2021-02-24 06:12:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2021-02-24 06:12:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_suspend [2021-02-24 06:12:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2021-02-24 06:12:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_init [2021-02-24 06:12:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_exit [2021-02-24 06:12:54,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_v4l2_file_operations_3 [2021-02-24 06:12:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_vm_operations_struct_4 [2021-02-24 06:12:54,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_v4l2_ioctl_ops_2 [2021-02-24 06:12:54,242 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 06:12:54,242 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2021-02-24 06:12:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2021-02-24 06:12:54,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_3 [2021-02-24 06:12:54,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_4 [2021-02-24 06:12:54,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_5 [2021-02-24 06:12:54,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_6 [2021-02-24 06:12:54,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_7 [2021-02-24 06:12:54,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_8 [2021-02-24 06:12:54,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_9 [2021-02-24 06:12:54,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2021-02-24 06:12:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_11 [2021-02-24 06:12:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_12 [2021-02-24 06:12:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_13 [2021-02-24 06:12:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_14 [2021-02-24 06:12:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_expo_autogain [2021-02-24 06:12:54,245 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_coarse_grained_expo_autogain [2021-02-24 06:12:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2021-02-24 06:12:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2021-02-24 06:12:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2021-02-24 06:12:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2021-02-24 06:12:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2021-02-24 06:12:54,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2021-02-24 06:12:54,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2021-02-24 06:12:54,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2021-02-24 06:12:54,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-02-24 06:12:54,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2021-02-24 06:12:54,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2021-02-24 06:12:54,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2021-02-24 06:12:54,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2021-02-24 06:12:54,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2021-02-24 06:12:54,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2021-02-24 06:12:54,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2021-02-24 06:12:54,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-02-24 06:12:54,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-02-24 06:12:54,260 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-02-24 06:12:54,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __video_register_device [2021-02-24 06:12:54,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-02-24 06:12:54,261 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-02-24 06:12:54,261 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-02-24 06:12:54,262 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-02-24 06:12:54,262 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-02-24 06:12:54,262 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2021-02-24 06:12:54,262 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2021-02-24 06:12:54,262 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2021-02-24 06:12:54,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2021-02-24 06:12:54,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-02-24 06:12:54,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_1 [2021-02-24 06:12:54,263 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-02-24 06:12:54,263 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-02-24 06:12:54,263 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-02-24 06:12:54,263 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-02-24 06:12:54,263 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2021-02-24 06:12:54,263 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-02-24 06:12:54,263 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-02-24 06:12:54,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timeval [2021-02-24 06:12:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-02-24 06:12:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-02-24 06:12:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-02-24 06:12:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2021-02-24 06:12:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-02-24 06:12:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2021-02-24 06:12:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2021-02-24 06:12:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_clear_halt [2021-02-24 06:12:54,264 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2021-02-24 06:12:54,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-02-24 06:12:54,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-02-24 06:12:54,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-02-24 06:12:54,265 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2021-02-24 06:12:54,265 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_free [2021-02-24 06:12:54,265 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_handler_setup [2021-02-24 06:12:54,265 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_poll [2021-02-24 06:12:54,266 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_s_ctrl [2021-02-24 06:12:54,266 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_subscribe_event [2021-02-24 06:12:54,266 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_disconnect [2021-02-24 06:12:54,266 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_put [2021-02-24 06:12:54,266 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_register [2021-02-24 06:12:54,266 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_device_unregister [2021-02-24 06:12:54,266 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_event_unsubscribe [2021-02-24 06:12:54,266 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_open [2021-02-24 06:12:54,267 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_fh_release [2021-02-24 06:12:54,267 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-02-24 06:12:54,267 INFO L138 BoogieDeclarations]: Found implementation of procedure video_devdata [2021-02-24 06:12:54,267 INFO L138 BoogieDeclarations]: Found implementation of procedure video_device_release_empty [2021-02-24 06:12:54,267 INFO L138 BoogieDeclarations]: Found implementation of procedure video_ioctl2 [2021-02-24 06:12:54,267 INFO L138 BoogieDeclarations]: Found implementation of procedure video_unregister_device [2021-02-24 06:12:54,267 INFO L138 BoogieDeclarations]: Found implementation of procedure vm_insert_page [2021-02-24 06:12:54,267 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_32 [2021-02-24 06:12:54,268 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc_to_page [2021-02-24 06:12:54,268 INFO L138 BoogieDeclarations]: Found implementation of procedure autoremove_wake_function [2021-02-24 06:12:54,268 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-02-24 06:12:54,268 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-02-24 06:12:54,268 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-02-24 06:12:54,268 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-02-24 06:12:54,269 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 06:12:54,269 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 06:12:54,269 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-24 06:12:54,269 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-24 06:12:54,269 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 06:12:54,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 06:12:54,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-02-24 06:12:54,270 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-02-24 06:12:54,270 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2021-02-24 06:12:54,270 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-02-24 06:12:54,270 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2021-02-24 06:12:54,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2021-02-24 06:12:54,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 06:12:54,270 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2021-02-24 06:12:54,270 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-02-24 06:12:54,271 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-02-24 06:12:54,271 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-02-24 06:12:54,271 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-02-24 06:12:54,271 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2021-02-24 06:12:54,271 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-02-24 06:12:54,271 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-02-24 06:12:54,271 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-02-24 06:12:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-02-24 06:12:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-02-24 06:12:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 06:12:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2021-02-24 06:12:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timeval [2021-02-24 06:12:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-02-24 06:12:54,272 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-02-24 06:12:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-02-24 06:12:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-02-24 06:12:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-02-24 06:12:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2021-02-24 06:12:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-02-24 06:12:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-02-24 06:12:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2021-02-24 06:12:54,273 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-02-24 06:12:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_32 [2021-02-24 06:12:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-02-24 06:12:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-02-24 06:12:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-02-24 06:12:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2021-02-24 06:12:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2021-02-24 06:12:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-24 06:12:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-02-24 06:12:54,274 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-02-24 06:12:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-02-24 06:12:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-02-24 06:12:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2021-02-24 06:12:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-02-24 06:12:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_14 [2021-02-24 06:12:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_13 [2021-02-24 06:12:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2021-02-24 06:12:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-02-24 06:12:54,275 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2021-02-24 06:12:54,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_4 [2021-02-24 06:12:54,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_3 [2021-02-24 06:12:54,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_11 [2021-02-24 06:12:54,277 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_6 [2021-02-24 06:12:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_7 [2021-02-24 06:12:54,281 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2021-02-24 06:12:54,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2021-02-24 06:12:54,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_5 [2021-02-24 06:12:54,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_8 [2021-02-24 06:12:54,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_9 [2021-02-24 06:12:54,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_12 [2021-02-24 06:12:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-02-24 06:12:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2021-02-24 06:12:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2021-02-24 06:12:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure usb_clear_halt [2021-02-24 06:12:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-02-24 06:12:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-02-24 06:12:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2021-02-24 06:12:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2021-02-24 06:12:54,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2021-02-24 06:12:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-02-24 06:12:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2021-02-24 06:12:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2021-02-24 06:12:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2021-02-24 06:12:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-02-24 06:12:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-02-24 06:12:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-02-24 06:12:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-02-24 06:12:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-02-24 06:12:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-02-24 06:12:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-24 06:12:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2021-02-24 06:12:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 06:12:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_size_t [2021-02-24 06:12:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2021-02-24 06:12:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2021-02-24 06:12:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-24 06:12:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-24 06:12:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-02-24 06:12:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-02-24 06:12:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2021-02-24 06:12:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-02-24 06:12:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-02-24 06:12:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2021-02-24 06:12:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_v4l2_file_operations_3 [2021-02-24 06:12:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_vm_operations_struct_4 [2021-02-24 06:12:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_v4l2_ioctl_ops_2 [2021-02-24 06:12:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc_to_page [2021-02-24 06:12:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure vm_insert_page [2021-02-24 06:12:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2021-02-24 06:12:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-02-24 06:12:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure poll_requested_events [2021-02-24 06:12:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure video_ioctl2 [2021-02-24 06:12:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_free [2021-02-24 06:12:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_handler_setup [2021-02-24 06:12:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_subscribe_event [2021-02-24 06:12:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_poll [2021-02-24 06:12:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_open [2021-02-24 06:12:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_fh_release [2021-02-24 06:12:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_event_unsubscribe [2021-02-24 06:12:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2021-02-24 06:12:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-02-24 06:12:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure __video_register_device [2021-02-24 06:12:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure video_register_device [2021-02-24 06:12:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure video_unregister_device [2021-02-24 06:12:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_release_empty [2021-02-24 06:12:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_disable_ioctl_locking [2021-02-24 06:12:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_disable_ioctl [2021-02-24 06:12:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure video_get_drvdata [2021-02-24 06:12:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure video_set_drvdata [2021-02-24 06:12:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure video_devdata [2021-02-24 06:12:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure video_drvdata [2021-02-24 06:12:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure video_device_node_name [2021-02-24 06:12:54,292 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_put [2021-02-24 06:12:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_register [2021-02-24 06:12:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_disconnect [2021-02-24 06:12:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_device_unregister [2021-02-24 06:12:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_dev_probe [2021-02-24 06:12:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_dev_probe2 [2021-02-24 06:12:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2021-02-24 06:12:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2021-02-24 06:12:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_suspend [2021-02-24 06:12:54,293 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2021-02-24 06:12:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2021-02-24 06:12:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2021-02-24 06:12:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2021-02-24 06:12:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2021-02-24 06:12:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2021-02-24 06:12:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure PDEBUG_MODE [2021-02-24 06:12:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_open [2021-02-24 06:12:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_vm_close [2021-02-24 06:12:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure int_irq [2021-02-24 06:12:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-02-24 06:12:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_connect [2021-02-24 06:12:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-24 06:12:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_and_submit_int_urb [2021-02-24 06:12:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_create_urb [2021-02-24 06:12:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_input_destroy_urb [2021-02-24 06:12:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure fill_frame [2021-02-24 06:12:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-02-24 06:12:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure isoc_irq [2021-02-24 06:12:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure bulk_irq [2021-02-24 06:12:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-02-24 06:12:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 06:12:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure frame_alloc [2021-02-24 06:12:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure frame_free [2021-02-24 06:12:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_urbs [2021-02-24 06:12:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_set_alt0 [2021-02-24 06:12:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_stream_off [2021-02-24 06:12:54,296 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-02-24 06:12:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure alt_xfer [2021-02-24 06:12:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure which_bandwidth [2021-02-24 06:12:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-02-24 06:12:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure build_isoc_ep_tb [2021-02-24 06:12:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure create_urbs [2021-02-24 06:12:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init_transfer [2021-02-24 06:12:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-02-24 06:12:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_set_default_mode [2021-02-24 06:12:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure wxh_to_mode [2021-02-24 06:12:54,297 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_get_mode [2021-02-24 06:12:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_chip_info [2021-02-24 06:12:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-02-24 06:12:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_register [2021-02-24 06:12:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_register [2021-02-24 06:12:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_fmt_vid_cap [2021-02-24 06:12:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_fmt_vid_cap [2021-02-24 06:12:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure try_fmt_vid_cap [2021-02-24 06:12:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_try_fmt_vid_cap [2021-02-24 06:12:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_fmt_vid_cap [2021-02-24 06:12:54,298 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_framesizes [2021-02-24 06:12:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_frameintervals [2021-02-24 06:12:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_release [2021-02-24 06:12:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure dev_open [2021-02-24 06:12:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-02-24 06:12:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querycap [2021-02-24 06:12:54,299 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_enum_input [2021-02-24 06:12:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_input [2021-02-24 06:12:54,300 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_input [2021-02-24 06:12:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_reqbufs [2021-02-24 06:12:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_querybuf [2021-02-24 06:12:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamon [2021-02-24 06:12:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_streamoff [2021-02-24 06:12:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_jpegcomp [2021-02-24 06:12:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_jpegcomp [2021-02-24 06:12:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_g_parm [2021-02-24 06:12:54,301 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_s_parm [2021-02-24 06:12:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mmap [2021-02-24 06:12:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready_nolock [2021-02-24 06:12:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure frame_ready [2021-02-24 06:12:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_dqbuf [2021-02-24 06:12:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure vidioc_qbuf [2021-02-24 06:12:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure read_alloc [2021-02-24 06:12:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-02-24 06:12:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure dev_poll [2021-02-24 06:12:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure dev_read [2021-02-24 06:12:54,302 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_init [2021-02-24 06:12:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_exit [2021-02-24 06:12:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_1 [2021-02-24 06:12:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-02-24 06:12:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-02-24 06:12:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 06:12:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2021-02-24 06:12:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_s_ctrl [2021-02-24 06:12:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_expo_autogain [2021-02-24 06:12:54,303 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_coarse_grained_expo_autogain [2021-02-24 06:12:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2021-02-24 06:12:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2021-02-24 06:12:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2021-02-24 06:12:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2021-02-24 06:12:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2021-02-24 06:12:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2021-02-24 06:12:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2021-02-24 06:12:54,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2021-02-24 06:12:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2021-02-24 06:12:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-02-24 06:12:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2021-02-24 06:12:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2021-02-24 06:12:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-24 06:12:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 06:12:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 06:12:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-24 06:12:54,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 06:12:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-02-24 06:12:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-02-24 06:12:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-02-24 06:12:54,306 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-02-24 06:12:56,160 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-02-24 06:12:58,309 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2021-02-24 06:13:03,935 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 06:13:03,935 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-24 06:13:03,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 06:13:03 BoogieIcfgContainer [2021-02-24 06:13:03,947 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 06:13:03,949 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 06:13:03,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 06:13:03,952 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 06:13:03,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 06:12:49" (1/3) ... [2021-02-24 06:13:03,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e657741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 06:13:03, skipping insertion in model container [2021-02-24 06:13:03,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 06:12:52" (2/3) ... [2021-02-24 06:13:03,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e657741 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 06:13:03, skipping insertion in model container [2021-02-24 06:13:03,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 06:13:03" (3/3) ... [2021-02-24 06:13:03,956 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 [2021-02-24 06:13:03,966 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 06:13:03,988 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 06:13:04,007 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 06:13:04,033 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 06:13:04,034 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 06:13:04,034 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 06:13:04,034 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 06:13:04,034 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 06:13:04,034 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 06:13:04,034 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 06:13:04,034 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 06:13:04,127 INFO L276 IsEmpty]: Start isEmpty. Operand 7528 states. [2021-02-24 06:13:04,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1335 [2021-02-24 06:13:04,251 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:13:04,253 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] [2021-02-24 06:13:04,253 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:13:04,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:13:04,260 INFO L82 PathProgramCache]: Analyzing trace with hash -1597635351, now seen corresponding path program 1 times [2021-02-24 06:13:04,270 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:13:04,270 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1432303020] [2021-02-24 06:13:04,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:13:04,413 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:13:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:05,853 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:05,854 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:05,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:05,859 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:09,069 WARN L202 SmtUtils]: Spent 3.16 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-24 06:13:09,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:13:09,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:09,429 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:09,430 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:09,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-24 06:13:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:09,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:09,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:09,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-24 06:13:09,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,000 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,001 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-24 06:13:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,029 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-24 06:13:10,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,069 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,070 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-24 06:13:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,090 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,091 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-24 06:13:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,114 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-24 06:13:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,135 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,136 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-24 06:13:10,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-24 06:13:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,174 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-24 06:13:10,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-24 06:13:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,215 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-24 06:13:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,236 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,237 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-24 06:13:10,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,257 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,258 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-24 06:13:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,282 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,283 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-24 06:13:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,303 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-24 06:13:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,331 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,331 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-24 06:13:10,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,353 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,354 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-24 06:13:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,373 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-24 06:13:10,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,392 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,393 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-24 06:13:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,414 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-24 06:13:10,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,433 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-24 06:13:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,450 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,451 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-24 06:13:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-24 06:13:10,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,494 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,495 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-24 06:13:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-24 06:13:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,531 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-24 06:13:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,550 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-24 06:13:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,571 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,572 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-24 06:13:10,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,591 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,591 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-24 06:13:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,614 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,615 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-24 06:13:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,635 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-24 06:13:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,655 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,656 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-24 06:13:10,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,677 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,678 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-24 06:13:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,696 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-24 06:13:10,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-24 06:13:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-24 06:13:10,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,763 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,764 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-24 06:13:10,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-24 06:13:10,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-24 06:13:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,849 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,850 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-24 06:13:10,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,862 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,867 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-24 06:13:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,909 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,909 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:13:10,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:13:10,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1298 [2021-02-24 06:13:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,962 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,963 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:10,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1326 [2021-02-24 06:13:10,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:13:10,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:13:10,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:13:12,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8584 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8581 trivial. 0 not checked. [2021-02-24 06:13:12,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1432303020] [2021-02-24 06:13:12,361 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:13:12,361 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-24 06:13:12,362 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612773053] [2021-02-24 06:13:12,369 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-24 06:13:12,369 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:13:12,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-24 06:13:12,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-24 06:13:12,392 INFO L87 Difference]: Start difference. First operand 7528 states. Second operand 7 states. [2021-02-24 06:13:15,422 WARN L202 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-24 06:13:31,354 WARN L202 SmtUtils]: Spent 3.04 s on a formula simplification that was a NOOP. DAG size: 694 [2021-02-24 06:13:34,505 WARN L202 SmtUtils]: Spent 3.11 s on a formula simplification that was a NOOP. DAG size: 696 [2021-02-24 06:13:37,575 WARN L202 SmtUtils]: Spent 3.01 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-24 06:14:59,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 06:14:59,410 INFO L93 Difference]: Finished difference Result 11279 states and 13456 transitions. [2021-02-24 06:14:59,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-24 06:14:59,413 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 1334 [2021-02-24 06:14:59,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 06:14:59,492 INFO L225 Difference]: With dead ends: 11279 [2021-02-24 06:14:59,492 INFO L226 Difference]: Without dead ends: 7039 [2021-02-24 06:14:59,523 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 15.5s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-02-24 06:14:59,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7039 states. [2021-02-24 06:15:02,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7039 to 4872. [2021-02-24 06:15:02,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4872 states. [2021-02-24 06:15:02,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4872 states to 4872 states and 5476 transitions. [2021-02-24 06:15:02,910 INFO L78 Accepts]: Start accepts. Automaton has 4872 states and 5476 transitions. Word has length 1334 [2021-02-24 06:15:02,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 06:15:02,917 INFO L480 AbstractCegarLoop]: Abstraction has 4872 states and 5476 transitions. [2021-02-24 06:15:02,917 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-24 06:15:02,917 INFO L276 IsEmpty]: Start isEmpty. Operand 4872 states and 5476 transitions. [2021-02-24 06:15:02,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1343 [2021-02-24 06:15:02,943 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:15:02,945 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] [2021-02-24 06:15:02,945 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 06:15:02,945 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:15:02,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:15:02,947 INFO L82 PathProgramCache]: Analyzing trace with hash 2140900717, now seen corresponding path program 1 times [2021-02-24 06:15:02,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:15:02,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1077295607] [2021-02-24 06:15:02,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:15:02,973 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:15:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:03,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:03,753 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:03,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:03,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:15:03,761 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:03,761 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:06,744 WARN L202 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-24 06:15:06,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:15:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:06,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:06,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-24 06:15:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,349 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,350 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-24 06:15:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,362 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-24 06:15:07,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,376 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-24 06:15:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,389 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,390 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-24 06:15:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,405 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-24 06:15:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-24 06:15:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,441 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-24 06:15:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,453 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,454 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-24 06:15:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,465 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,467 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-24 06:15:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-24 06:15:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,494 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,495 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-24 06:15:07,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,507 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,509 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-24 06:15:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,521 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-24 06:15:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,535 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-24 06:15:07,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-24 06:15:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,562 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-24 06:15:07,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,577 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-24 06:15:07,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,594 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-24 06:15:07,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,611 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-24 06:15:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,624 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,625 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-24 06:15:07,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-24 06:15:07,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,652 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-24 06:15:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,666 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,667 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-24 06:15:07,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,680 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,681 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-24 06:15:07,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,694 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-24 06:15:07,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-24 06:15:07,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,719 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,722 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-24 06:15:07,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,734 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-24 06:15:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,747 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-24 06:15:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,760 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,762 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-24 06:15:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,775 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-24 06:15:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,789 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,789 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-24 06:15:07,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,802 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,802 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-24 06:15:07,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,814 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,815 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-24 06:15:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,829 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,831 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-24 06:15:07,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,847 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,849 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-24 06:15:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,862 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-24 06:15:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,876 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,877 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-24 06:15:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,892 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,893 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-24 06:15:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-24 06:15:07,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-24 06:15:07,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,949 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,949 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1302 [2021-02-24 06:15:07,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,961 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,961 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:07,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1334 [2021-02-24 06:15:07,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:15:07,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:15:07,971 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:15:09,129 INFO L134 CoverageAnalysis]: Checked inductivity of 8588 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8588 trivial. 0 not checked. [2021-02-24 06:15:09,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1077295607] [2021-02-24 06:15:09,130 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:15:09,130 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-24 06:15:09,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351325480] [2021-02-24 06:15:09,133 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-24 06:15:09,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:15:09,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-24 06:15:09,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-24 06:15:09,134 INFO L87 Difference]: Start difference. First operand 4872 states and 5476 transitions. Second operand 6 states. [2021-02-24 06:15:12,216 WARN L202 SmtUtils]: Spent 3.06 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-24 06:15:27,086 WARN L202 SmtUtils]: Spent 3.03 s on a formula simplification that was a NOOP. DAG size: 693 [2021-02-24 06:15:30,553 WARN L202 SmtUtils]: Spent 3.04 s on a formula simplification that was a NOOP. DAG size: 684 [2021-02-24 06:17:41,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 06:17:41,403 INFO L93 Difference]: Finished difference Result 16911 states and 19845 transitions. [2021-02-24 06:17:41,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-24 06:17:41,403 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1342 [2021-02-24 06:17:41,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 06:17:41,501 INFO L225 Difference]: With dead ends: 16911 [2021-02-24 06:17:41,501 INFO L226 Difference]: Without dead ends: 12901 [2021-02-24 06:17:41,524 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 12.2s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-02-24 06:17:41,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12901 states. [2021-02-24 06:17:48,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12901 to 8781. [2021-02-24 06:17:48,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8781 states. [2021-02-24 06:17:48,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8781 states to 8781 states and 9931 transitions. [2021-02-24 06:17:48,400 INFO L78 Accepts]: Start accepts. Automaton has 8781 states and 9931 transitions. Word has length 1342 [2021-02-24 06:17:48,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 06:17:48,403 INFO L480 AbstractCegarLoop]: Abstraction has 8781 states and 9931 transitions. [2021-02-24 06:17:48,403 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-24 06:17:48,403 INFO L276 IsEmpty]: Start isEmpty. Operand 8781 states and 9931 transitions. [2021-02-24 06:17:48,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1352 [2021-02-24 06:17:48,424 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:17:48,425 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] [2021-02-24 06:17:48,426 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-24 06:17:48,426 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:17:48,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:17:48,427 INFO L82 PathProgramCache]: Analyzing trace with hash 98268533, now seen corresponding path program 1 times [2021-02-24 06:17:48,427 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:17:48,427 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [641295721] [2021-02-24 06:17:48,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:17:48,448 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:17:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:48,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:48,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:48,982 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:48,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:17:48,986 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:48,987 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:17:48,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:48,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:51,987 WARN L202 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-24 06:17:51,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:17:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-24 06:17:52,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,619 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-24 06:17:52,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,632 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,633 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-24 06:17:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-24 06:17:52,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,660 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,661 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-24 06:17:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-24 06:17:52,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,686 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-24 06:17:52,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,699 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,699 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-24 06:17:52,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,714 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-24 06:17:52,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,727 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,728 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-24 06:17:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,740 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-24 06:17:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,753 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,754 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-24 06:17:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,766 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,767 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-24 06:17:52,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,779 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,780 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-24 06:17:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-24 06:17:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,804 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-24 06:17:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,817 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-24 06:17:52,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,829 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,829 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-24 06:17:52,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,841 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,841 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-24 06:17:52,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,853 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,854 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-24 06:17:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,866 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,867 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-24 06:17:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,879 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-24 06:17:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,893 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,893 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-24 06:17:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-24 06:17:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-24 06:17:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,930 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,931 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-24 06:17:52,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,942 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-24 06:17:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,954 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,955 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-24 06:17:52,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,968 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-24 06:17:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,980 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-24 06:17:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:52,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:52,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:52,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-24 06:17:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,004 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,004 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-24 06:17:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-24 06:17:53,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,029 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,029 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-24 06:17:53,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,041 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,042 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-24 06:17:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,054 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,055 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-24 06:17:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,068 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-24 06:17:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,081 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-24 06:17:53,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,095 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-24 06:17:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,107 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,108 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-24 06:17:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,120 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,120 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-24 06:17:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,128 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,129 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-24 06:17:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,163 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1302 [2021-02-24 06:17:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,175 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1336 [2021-02-24 06:17:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:17:53,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:17:53,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:17:53,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 06:17:54,344 INFO L134 CoverageAnalysis]: Checked inductivity of 8588 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8588 trivial. 0 not checked. [2021-02-24 06:17:54,345 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [641295721] [2021-02-24 06:17:54,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:17:54,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-24 06:17:54,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343379621] [2021-02-24 06:17:54,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-24 06:17:54,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:17:54,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-24 06:17:54,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-02-24 06:17:54,347 INFO L87 Difference]: Start difference. First operand 8781 states and 9931 transitions. Second operand 8 states. [2021-02-24 06:17:57,333 WARN L202 SmtUtils]: Spent 2.95 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-24 06:18:05,943 WARN L202 SmtUtils]: Spent 3.11 s on a formula simplification that was a NOOP. DAG size: 693 [2021-02-24 06:18:09,819 WARN L202 SmtUtils]: Spent 2.91 s on a formula simplification that was a NOOP. DAG size: 684 [2021-02-24 06:18:19,699 WARN L202 SmtUtils]: Spent 3.09 s on a formula simplification that was a NOOP. DAG size: 696 [2021-02-24 06:19:50,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 06:19:50,631 INFO L93 Difference]: Finished difference Result 20817 states and 24293 transitions. [2021-02-24 06:19:50,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-24 06:19:50,632 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 1351 [2021-02-24 06:19:50,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 06:19:50,725 INFO L225 Difference]: With dead ends: 20817 [2021-02-24 06:19:50,725 INFO L226 Difference]: Without dead ends: 12898 [2021-02-24 06:19:50,757 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 15.3s TimeCoverageRelationStatistics Valid=66, Invalid=174, Unknown=0, NotChecked=0, Total=240 [2021-02-24 06:19:50,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12898 states. [2021-02-24 06:19:58,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12898 to 8779. [2021-02-24 06:19:58,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8779 states. [2021-02-24 06:19:58,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8779 states to 8779 states and 9926 transitions. [2021-02-24 06:19:58,673 INFO L78 Accepts]: Start accepts. Automaton has 8779 states and 9926 transitions. Word has length 1351 [2021-02-24 06:19:58,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 06:19:58,675 INFO L480 AbstractCegarLoop]: Abstraction has 8779 states and 9926 transitions. [2021-02-24 06:19:58,675 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-24 06:19:58,675 INFO L276 IsEmpty]: Start isEmpty. Operand 8779 states and 9926 transitions. [2021-02-24 06:19:58,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1513 [2021-02-24 06:19:58,713 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:19:58,715 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] [2021-02-24 06:19:58,715 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-24 06:19:58,715 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:19:58,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:19:58,716 INFO L82 PathProgramCache]: Analyzing trace with hash 892655714, now seen corresponding path program 1 times [2021-02-24 06:19:58,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:19:58,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2142088143] [2021-02-24 06:19:58,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:19:58,739 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:19:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:19:59,687 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:59,687 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:19:59,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:19:59,692 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:02,902 WARN L202 SmtUtils]: Spent 3.18 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-24 06:20:02,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:20:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,148 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,149 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-24 06:20:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-24 06:20:03,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,494 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,495 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-24 06:20:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,507 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,508 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-24 06:20:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,520 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,520 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-24 06:20:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,532 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,533 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-24 06:20:03,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-24 06:20:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-24 06:20:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-24 06:20:03,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-24 06:20:03,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-24 06:20:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-24 06:20:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,616 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-24 06:20:03,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,628 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-24 06:20:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,640 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-24 06:20:03,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,651 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,651 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-24 06:20:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,662 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,663 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-24 06:20:03,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-24 06:20:03,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,687 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-24 06:20:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,699 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,700 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-24 06:20:03,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,713 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-24 06:20:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,726 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-24 06:20:03,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-24 06:20:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,749 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-24 06:20:03,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,761 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,762 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-24 06:20:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,773 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,774 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-24 06:20:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-24 06:20:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,798 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-24 06:20:03,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,812 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-24 06:20:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,824 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,825 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-24 06:20:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,837 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-24 06:20:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,852 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-24 06:20:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,864 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,865 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-24 06:20:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,880 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,881 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-24 06:20:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,898 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,899 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-24 06:20:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,916 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-24 06:20:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,937 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,938 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-24 06:20:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-24 06:20:03,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,974 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,975 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-24 06:20:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:03,987 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:03,988 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:03,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-24 06:20:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,006 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-24 06:20:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,019 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,021 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-24 06:20:04,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:20:04,096 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:20:04,127 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,127 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:20:04,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1302 [2021-02-24 06:20:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,171 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1336 [2021-02-24 06:20:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,180 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1347 [2021-02-24 06:20:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,292 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,293 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-24 06:20:04,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,307 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,308 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-02-24 06:20:04,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,322 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,323 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-24 06:20:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,336 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-24 06:20:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,349 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,349 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-02-24 06:20:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,363 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 06:20:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1447 [2021-02-24 06:20:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,433 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,434 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:20:04,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,446 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,447 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1468 [2021-02-24 06:20:04,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,500 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,500 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:20:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,517 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,518 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:04,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1504 [2021-02-24 06:20:04,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:20:04,527 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:20:04,527 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:20:06,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12416 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12409 trivial. 0 not checked. [2021-02-24 06:20:06,359 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2142088143] [2021-02-24 06:20:06,359 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:20:06,360 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-02-24 06:20:06,360 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210806688] [2021-02-24 06:20:06,361 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-02-24 06:20:06,362 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:20:06,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-02-24 06:20:06,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-02-24 06:20:06,362 INFO L87 Difference]: Start difference. First operand 8779 states and 9926 transitions. Second operand 11 states. [2021-02-24 06:20:09,384 WARN L202 SmtUtils]: Spent 2.99 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-24 06:20:26,581 WARN L202 SmtUtils]: Spent 3.09 s on a formula simplification that was a NOOP. DAG size: 694 [2021-02-24 06:20:29,731 WARN L202 SmtUtils]: Spent 3.09 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-24 06:20:32,847 WARN L202 SmtUtils]: Spent 3.04 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-24 06:20:36,009 WARN L202 SmtUtils]: Spent 3.11 s on a formula simplification that was a NOOP. DAG size: 687 [2021-02-24 06:22:12,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 06:22:12,289 INFO L93 Difference]: Finished difference Result 20840 states and 24365 transitions. [2021-02-24 06:22:12,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-24 06:22:12,289 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 1512 [2021-02-24 06:22:12,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 06:22:12,347 INFO L225 Difference]: With dead ends: 20840 [2021-02-24 06:22:12,348 INFO L226 Difference]: Without dead ends: 12910 [2021-02-24 06:22:12,385 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 129 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 19.1s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2021-02-24 06:22:12,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12910 states. [2021-02-24 06:22:21,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12910 to 8787. [2021-02-24 06:22:21,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8787 states. [2021-02-24 06:22:21,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8787 states to 8787 states and 9934 transitions. [2021-02-24 06:22:21,501 INFO L78 Accepts]: Start accepts. Automaton has 8787 states and 9934 transitions. Word has length 1512 [2021-02-24 06:22:21,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 06:22:21,504 INFO L480 AbstractCegarLoop]: Abstraction has 8787 states and 9934 transitions. [2021-02-24 06:22:21,504 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2021-02-24 06:22:21,504 INFO L276 IsEmpty]: Start isEmpty. Operand 8787 states and 9934 transitions. [2021-02-24 06:22:21,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1521 [2021-02-24 06:22:21,578 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:22:21,580 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] [2021-02-24 06:22:21,580 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-24 06:22:21,580 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:22:21,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:22:21,581 INFO L82 PathProgramCache]: Analyzing trace with hash -2033223706, now seen corresponding path program 2 times [2021-02-24 06:22:21,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:22:21,584 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1530146881] [2021-02-24 06:22:21,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:22:21,817 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:22:22,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:22,709 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:22,710 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:22,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:22,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:25,512 WARN L202 SmtUtils]: Spent 2.77 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-24 06:22:25,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:22:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:25,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:25,730 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-24 06:22:26,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-24 06:22:26,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,064 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-24 06:22:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,084 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,085 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-24 06:22:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,096 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-24 06:22:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,107 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,107 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-24 06:22:26,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,130 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,133 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-24 06:22:26,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,160 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-24 06:22:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,179 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,179 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-24 06:22:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,297 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,298 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-24 06:22:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,309 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,310 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-24 06:22:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,322 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,322 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-24 06:22:26,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,334 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,334 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-24 06:22:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,346 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-24 06:22:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,364 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-24 06:22:26,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,382 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-24 06:22:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,396 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-24 06:22:26,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-24 06:22:26,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,439 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,440 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-24 06:22:26,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,459 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,459 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-24 06:22:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,472 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,473 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-24 06:22:26,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,492 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-24 06:22:26,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,508 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,509 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-24 06:22:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,528 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,528 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-24 06:22:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,543 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-24 06:22:26,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,562 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-24 06:22:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,579 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,584 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-24 06:22:26,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-24 06:22:26,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,612 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-24 06:22:26,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,626 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,626 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-24 06:22:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,640 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-24 06:22:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,653 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,654 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-24 06:22:26,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,667 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,668 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-24 06:22:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,682 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,682 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-24 06:22:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,695 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,695 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-24 06:22:26,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,708 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,709 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-24 06:22:26,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,723 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,723 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-24 06:22:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,735 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,736 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-24 06:22:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,751 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-24 06:22:26,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,764 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-24 06:22:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,777 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,777 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-24 06:22:26,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,786 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-24 06:22:26,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,879 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:22:26,895 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:22:26,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,916 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:22:26,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,936 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:22:26,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1306 [2021-02-24 06:22:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,969 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:26,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1344 [2021-02-24 06:22:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:26,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:26,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1355 [2021-02-24 06:22:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,061 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-24 06:22:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,073 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,073 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-02-24 06:22:27,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,085 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,086 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-24 06:22:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,097 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-24 06:22:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,109 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-02-24 06:22:27,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,121 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,122 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 06:22:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,133 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,135 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1455 [2021-02-24 06:22:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,187 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,188 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:22:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,206 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,207 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1476 [2021-02-24 06:22:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,254 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:22:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,267 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,268 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:27,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1512 [2021-02-24 06:22:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:22:27,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:22:27,277 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:22:28,629 INFO L134 CoverageAnalysis]: Checked inductivity of 12420 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 12409 trivial. 0 not checked. [2021-02-24 06:22:28,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1530146881] [2021-02-24 06:22:28,629 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:22:28,629 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-02-24 06:22:28,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297219605] [2021-02-24 06:22:28,631 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-02-24 06:22:28,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:22:28,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-02-24 06:22:28,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2021-02-24 06:22:28,632 INFO L87 Difference]: Start difference. First operand 8787 states and 9934 transitions. Second operand 12 states. [2021-02-24 06:22:31,510 WARN L202 SmtUtils]: Spent 2.84 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-24 06:22:47,470 WARN L202 SmtUtils]: Spent 2.92 s on a formula simplification that was a NOOP. DAG size: 694 [2021-02-24 06:22:50,333 WARN L202 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-24 06:22:53,232 WARN L202 SmtUtils]: Spent 2.82 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-24 06:22:56,145 WARN L202 SmtUtils]: Spent 2.81 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-24 06:22:59,033 WARN L202 SmtUtils]: Spent 2.84 s on a formula simplification that was a NOOP. DAG size: 687 [2021-02-24 06:24:34,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 06:24:34,502 INFO L93 Difference]: Finished difference Result 20856 states and 24381 transitions. [2021-02-24 06:24:34,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-02-24 06:24:34,502 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 1520 [2021-02-24 06:24:34,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 06:24:34,559 INFO L225 Difference]: With dead ends: 20856 [2021-02-24 06:24:34,559 INFO L226 Difference]: Without dead ends: 12918 [2021-02-24 06:24:34,589 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 20.5s TimeCoverageRelationStatistics Valid=110, Invalid=352, Unknown=0, NotChecked=0, Total=462 [2021-02-24 06:24:34,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12918 states. [2021-02-24 06:24:43,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12918 to 8795. [2021-02-24 06:24:43,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8795 states. [2021-02-24 06:24:43,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8795 states to 8795 states and 9942 transitions. [2021-02-24 06:24:43,475 INFO L78 Accepts]: Start accepts. Automaton has 8795 states and 9942 transitions. Word has length 1520 [2021-02-24 06:24:43,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 06:24:43,476 INFO L480 AbstractCegarLoop]: Abstraction has 8795 states and 9942 transitions. [2021-02-24 06:24:43,476 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2021-02-24 06:24:43,476 INFO L276 IsEmpty]: Start isEmpty. Operand 8795 states and 9942 transitions. [2021-02-24 06:24:43,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1529 [2021-02-24 06:24:43,507 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 06:24:43,508 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] [2021-02-24 06:24:43,508 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-24 06:24:43,508 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 06:24:43,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 06:24:43,509 INFO L82 PathProgramCache]: Analyzing trace with hash -342076566, now seen corresponding path program 3 times [2021-02-24 06:24:43,510 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 06:24:43,510 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [805831823] [2021-02-24 06:24:43,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 06:24:43,528 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 06:24:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:44,123 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:44,124 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:44,125 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:44,125 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,045 WARN L202 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 682 [2021-02-24 06:24:47,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 06:24:47,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,272 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-02-24 06:24:47,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,466 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,466 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-02-24 06:24:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,477 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,478 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 709 [2021-02-24 06:24:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,493 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,494 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-02-24 06:24:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,503 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,504 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 746 [2021-02-24 06:24:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 761 [2021-02-24 06:24:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,526 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,527 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 776 [2021-02-24 06:24:47,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,536 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 791 [2021-02-24 06:24:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 806 [2021-02-24 06:24:47,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 821 [2021-02-24 06:24:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 836 [2021-02-24 06:24:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,579 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,580 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 854 [2021-02-24 06:24:47,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,594 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,595 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 869 [2021-02-24 06:24:47,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,605 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 884 [2021-02-24 06:24:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,617 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,617 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 899 [2021-02-24 06:24:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,628 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 914 [2021-02-24 06:24:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 929 [2021-02-24 06:24:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,647 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,647 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 944 [2021-02-24 06:24:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,658 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,659 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 959 [2021-02-24 06:24:47,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,668 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,668 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 974 [2021-02-24 06:24:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,677 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,678 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 989 [2021-02-24 06:24:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,688 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,689 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1004 [2021-02-24 06:24:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,698 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,699 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1019 [2021-02-24 06:24:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,708 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,709 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1034 [2021-02-24 06:24:47,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1049 [2021-02-24 06:24:47,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,728 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,729 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1064 [2021-02-24 06:24:47,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1079 [2021-02-24 06:24:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1094 [2021-02-24 06:24:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,759 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1109 [2021-02-24 06:24:47,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,769 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,770 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1124 [2021-02-24 06:24:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,779 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,780 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1139 [2021-02-24 06:24:47,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,791 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1154 [2021-02-24 06:24:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,802 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,803 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1169 [2021-02-24 06:24:47,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,813 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1184 [2021-02-24 06:24:47,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,822 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1199 [2021-02-24 06:24:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,833 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,833 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1214 [2021-02-24 06:24:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,843 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,843 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1229 [2021-02-24 06:24:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,853 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,854 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1244 [2021-02-24 06:24:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,863 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,864 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1259 [2021-02-24 06:24:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,874 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,875 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1274 [2021-02-24 06:24:47,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,886 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1289 [2021-02-24 06:24:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,892 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,893 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:47,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1292 [2021-02-24 06:24:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:47,945 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,946 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:24:47,962 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,963 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:24:47,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:47,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:24:48,000 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,001 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:24:48,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,021 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 06:24:48,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1310 [2021-02-24 06:24:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1352 [2021-02-24 06:24:48,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1363 [2021-02-24 06:24:48,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,138 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,139 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-24 06:24:48,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,148 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,149 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-02-24 06:24:48,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,158 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,158 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-24 06:24:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-02-24 06:24:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,179 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-02-24 06:24:48,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,188 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,189 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-02-24 06:24:48,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,203 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,203 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1463 [2021-02-24 06:24:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:24:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,266 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,267 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1484 [2021-02-24 06:24:48,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,315 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,315 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 06:24:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,326 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,327 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:48,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1520 [2021-02-24 06:24:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 06:24:48,334 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 06:24:48,335 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 06:24:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 12424 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12409 trivial. 0 not checked. [2021-02-24 06:24:49,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [805831823] [2021-02-24 06:24:49,861 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 06:24:49,861 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-02-24 06:24:49,861 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225538603] [2021-02-24 06:24:49,863 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-02-24 06:24:49,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 06:24:49,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-02-24 06:24:49,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-02-24 06:24:49,867 INFO L87 Difference]: Start difference. First operand 8795 states and 9942 transitions. Second operand 13 states. [2021-02-24 06:24:52,773 WARN L202 SmtUtils]: Spent 2.86 s on a formula simplification that was a NOOP. DAG size: 691 [2021-02-24 06:25:08,803 WARN L202 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 694 [2021-02-24 06:25:11,758 WARN L202 SmtUtils]: Spent 2.90 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-24 06:25:14,642 WARN L202 SmtUtils]: Spent 2.82 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-24 06:25:17,622 WARN L202 SmtUtils]: Spent 2.89 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-24 06:25:20,535 WARN L202 SmtUtils]: Spent 2.80 s on a formula simplification that was a NOOP. DAG size: 685 [2021-02-24 06:25:23,496 WARN L202 SmtUtils]: Spent 2.91 s on a formula simplification that was a NOOP. DAG size: 687