/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/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 19:38:00,538 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 19:38:00,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 19:38:00,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 19:38:00,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 19:38:00,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 19:38:00,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 19:38:00,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 19:38:00,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 19:38:00,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 19:38:00,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 19:38:00,627 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 19:38:00,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 19:38:00,630 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 19:38:00,632 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 19:38:00,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 19:38:00,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 19:38:00,639 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 19:38:00,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 19:38:00,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 19:38:00,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 19:38:00,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 19:38:00,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 19:38:00,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 19:38:00,672 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-23 19:38:00,673 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-23 19:38:00,673 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-23 19:38:00,676 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-23 19:38:00,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-23 19:38:00,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-23 19:38:00,678 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-23 19:38:00,679 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-23 19:38:00,681 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-23 19:38:00,681 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-23 19:38:00,682 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-23 19:38:00,683 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-23 19:38:00,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-23 19:38:00,684 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-23 19:38:00,684 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 19:38:00,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 19:38:00,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 19:38:00,687 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-23 19:38:00,759 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 19:38:00,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 19:38:00,764 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 19:38:00,764 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 19:38:00,764 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 19:38:00,764 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 19:38:00,765 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 19:38:00,765 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 19:38:00,765 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 19:38:00,766 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 19:38:00,767 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 19:38:00,767 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 19:38:00,767 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 19:38:00,767 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 19:38:00,768 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 19:38:00,768 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 19:38:00,768 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 19:38:00,768 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 19:38:00,768 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 19:38:00,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 19:38:00,769 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 19:38:00,769 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 19:38:00,769 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 19:38:00,769 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 19:38:00,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 19:38:00,770 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 19:38:00,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-23 19:38:00,770 INFO L138 SettingsManager]: * To the following directory=dump/ 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 19:38:01,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 19:38:01,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 19:38:01,242 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 19:38:01,243 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 19:38:01,244 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 19:38:01,245 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-10-23 19:38:01,328 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72aa47b8c/9f14892c63f546d5b8864de0b9af3973/FLAGb08e54ab7 [2020-10-23 19:38:02,358 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 19:38:02,359 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-10-23 19:38:02,415 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72aa47b8c/9f14892c63f546d5b8864de0b9af3973/FLAGb08e54ab7 [2020-10-23 19:38:02,854 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/72aa47b8c/9f14892c63f546d5b8864de0b9af3973 [2020-10-23 19:38:02,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 19:38:02,864 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 19:38:02,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 19:38:02,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 19:38:02,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 19:38:02,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:38:02" (1/1) ... [2020-10-23 19:38:02,878 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c73176f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:02, skipping insertion in model container [2020-10-23 19:38:02,879 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 07:38:02" (1/1) ... [2020-10-23 19:38:02,888 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 19:38:03,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 19:38:04,366 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 19:38:04,440 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 19:38:04,813 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 19:38:04,974 INFO L208 MainTranslator]: Completed translation [2020-10-23 19:38:04,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:04 WrapperNode [2020-10-23 19:38:04,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 19:38:04,977 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 19:38:04,977 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 19:38:04,977 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 19:38:04,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:04" (1/1) ... [2020-10-23 19:38:04,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:04" (1/1) ... [2020-10-23 19:38:05,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:04" (1/1) ... [2020-10-23 19:38:05,076 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:04" (1/1) ... [2020-10-23 19:38:05,178 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:04" (1/1) ... [2020-10-23 19:38:05,192 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:04" (1/1) ... [2020-10-23 19:38:05,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:04" (1/1) ... [2020-10-23 19:38:05,232 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 19:38:05,233 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 19:38:05,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 19:38:05,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 19:38:05,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:04" (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 [2020-10-23 19:38:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 19:38:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 19:38:05,319 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 19:38:05,319 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-23 19:38:05,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-23 19:38:05,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-23 19:38:05,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-23 19:38:05,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-23 19:38:05,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-23 19:38:05,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-23 19:38:05,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-23 19:38:05,320 INFO L138 BoogieDeclarations]: Found implementation of procedure always_connected [2020-10-23 19:38:05,320 INFO L138 BoogieDeclarations]: Found implementation of procedure m5632_recover [2020-10-23 19:38:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_prereset [2020-10-23 19:38:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure dummy_postreset [2020-10-23 19:38:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_init [2020-10-23 19:38:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_subset_driver_exit [2020-10-23 19:38:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-23 19:38:05,322 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 19:38:05,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_5 [2020-10-23 19:38:05,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_6 [2020-10-23 19:38:05,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_7 [2020-10-23 19:38:05,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_8 [2020-10-23 19:38:05,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-10-23 19:38:05,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_10 [2020-10-23 19:38:05,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_11 [2020-10-23 19:38:05,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_12 [2020-10-23 19:38:05,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___ldv_usb_unlock_device_13 [2020-10-23 19:38:05,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2020-10-23 19:38:05,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2020-10-23 19:38:05,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-23 19:38:05,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2020-10-23 19:38:05,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-23 19:38:05,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-23 19:38:05,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-23 19:38:05,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-23 19:38:05,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-10-23 19:38:05,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-10-23 19:38:05,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2020-10-23 19:38:05,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-10-23 19:38:05,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-10-23 19:38:05,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-10-23 19:38:05,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-10-23 19:38:05,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-10-23 19:38:05,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-10-23 19:38:05,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-10-23 19:38:05,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-10-23 19:38:05,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-23 19:38:05,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-23 19:38:05,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-23 19:38:05,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-23 19:38:05,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-23 19:38:05,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-23 19:38:05,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-23 19:38:05,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2020-10-23 19:38:05,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2020-10-23 19:38:05,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2020-10-23 19:38:05,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2020-10-23 19:38:05,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-23 19:38:05,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-23 19:38:05,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-23 19:38:05,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-23 19:38:05,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-23 19:38:05,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-23 19:38:05,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-23 19:38:05,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2020-10-23 19:38:05,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2020-10-23 19:38:05,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-10-23 19:38:05,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2020-10-23 19:38:05,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_udev [2020-10-23 19:38:05,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_udev [2020-10-23 19:38:05,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_udev [2020-10-23 19:38:05,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_udev [2020-10-23 19:38:05,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-10-23 19:38:05,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_udev [2020-10-23 19:38:05,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_udev [2020-10-23 19:38:05,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_udev [2020-10-23 19:38:05,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_udev [2020-10-23 19:38:05,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_udev [2020-10-23 19:38:05,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_udev [2020-10-23 19:38:05,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-23 19:38:05,332 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_usb_unlock_device [2020-10-23 19:38:05,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-23 19:38:05,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_reset_resume_1 [2020-10-23 19:38:05,332 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-23 19:38:05,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-23 19:38:05,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-23 19:38:05,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-23 19:38:05,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-23 19:38:05,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_reset_device [2020-10-23 19:38:05,333 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2020-10-23 19:38:05,334 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2020-10-23 19:38:05,334 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2020-10-23 19:38:05,334 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2020-10-23 19:38:05,334 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-23 19:38:05,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-23 19:38:05,334 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-23 19:38:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 19:38:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 19:38:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-23 19:38:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-23 19:38:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 19:38:05,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 19:38:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-23 19:38:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-23 19:38:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_8 [2020-10-23 19:38:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-23 19:38:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_6 [2020-10-23 19:38:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-10-23 19:38:05,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_10 [2020-10-23 19:38:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-23 19:38:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-23 19:38:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 19:38:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-23 19:38:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-23 19:38:05,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-23 19:38:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-23 19:38:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-23 19:38:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-23 19:38:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-23 19:38:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-23 19:38:05,338 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-23 19:38:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-23 19:38:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-23 19:38:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-23 19:38:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_usb_unlock_device [2020-10-23 19:38:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___ldv_usb_unlock_device_13 [2020-10-23 19:38:05,339 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-23 19:38:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_5 [2020-10-23 19:38:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_7 [2020-10-23 19:38:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_11 [2020-10-23 19:38:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2020-10-23 19:38:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2020-10-23 19:38:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-23 19:38:05,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-23 19:38:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-23 19:38:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-23 19:38:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-23 19:38:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_udev [2020-10-23 19:38:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_udev [2020-10-23 19:38:05,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-23 19:38:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_12 [2020-10-23 19:38:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_reset_device [2020-10-23 19:38:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-23 19:38:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2020-10-23 19:38:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-23 19:38:05,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2020-10-23 19:38:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2020-10-23 19:38:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2020-10-23 19:38:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2020-10-23 19:38:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2020-10-23 19:38:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure always_connected [2020-10-23 19:38:05,343 INFO L130 BoogieDeclarations]: Found specification of procedure m5632_recover [2020-10-23 19:38:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-23 19:38:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_prereset [2020-10-23 19:38:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure dummy_postreset [2020-10-23 19:38:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_init [2020-10-23 19:38:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_subset_driver_exit [2020-10-23 19:38:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-23 19:38:05,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2020-10-23 19:38:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-23 19:38:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 19:38:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 19:38:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 19:38:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-23 19:38:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2020-10-23 19:38:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-23 19:38:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-23 19:38:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-23 19:38:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-23 19:38:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2020-10-23 19:38:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2020-10-23 19:38:05,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2020-10-23 19:38:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2020-10-23 19:38:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2020-10-23 19:38:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2020-10-23 19:38:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2020-10-23 19:38:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2020-10-23 19:38:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2020-10-23 19:38:05,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-23 19:38:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-23 19:38:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-23 19:38:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-23 19:38:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-23 19:38:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2020-10-23 19:38:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2020-10-23 19:38:05,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2020-10-23 19:38:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2020-10-23 19:38:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-23 19:38:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-23 19:38:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-23 19:38:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-23 19:38:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2020-10-23 19:38:05,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2020-10-23 19:38:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2020-10-23 19:38:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2020-10-23 19:38:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_udev [2020-10-23 19:38:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_udev [2020-10-23 19:38:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_udev [2020-10-23 19:38:05,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_udev [2020-10-23 19:38:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_udev [2020-10-23 19:38:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_udev [2020-10-23 19:38:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_udev [2020-10-23 19:38:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_udev [2020-10-23 19:38:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_udev [2020-10-23 19:38:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-23 19:38:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-23 19:38:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 19:38:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 19:38:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-23 19:38:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 19:38:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-23 19:38:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 19:38:05,894 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-23 19:38:07,843 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 19:38:07,844 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-23 19:38:07,847 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 07:38:07 BoogieIcfgContainer [2020-10-23 19:38:07,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 19:38:07,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 19:38:07,849 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 19:38:07,852 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 19:38:07,853 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 07:38:02" (1/3) ... [2020-10-23 19:38:07,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401d979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 07:38:07, skipping insertion in model container [2020-10-23 19:38:07,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 07:38:04" (2/3) ... [2020-10-23 19:38:07,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@401d979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 07:38:07, skipping insertion in model container [2020-10-23 19:38:07,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 07:38:07" (3/3) ... [2020-10-23 19:38:07,856 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--net--usb--cdc_subset.ko-entry_point.cil.out.i [2020-10-23 19:38:07,868 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 19:38:07,875 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-23 19:38:07,889 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-23 19:38:07,921 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 19:38:07,921 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 19:38:07,921 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 19:38:07,921 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 19:38:07,921 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 19:38:07,922 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 19:38:07,922 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 19:38:07,922 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 19:38:07,984 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states. [2020-10-23 19:38:08,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-23 19:38:08,023 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:38:08,026 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 19:38:08,026 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:38:08,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:38:08,042 INFO L82 PathProgramCache]: Analyzing trace with hash -1536308459, now seen corresponding path program 1 times [2020-10-23 19:38:08,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 19:38:08,054 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874506713] [2020-10-23 19:38:08,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:38:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,467 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-23 19:38:09,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:38:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 19:38:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 19:38:09,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:09,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-23 19:38:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:09,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:09,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 19:38:09,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:09,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-23 19:38:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-23 19:38:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-23 19:38:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-23 19:38:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:09,918 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-10-23 19:38:09,920 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874506713] [2020-10-23 19:38:09,921 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 19:38:09,921 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-23 19:38:09,922 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956740030] [2020-10-23 19:38:09,928 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-23 19:38:09,928 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 19:38:09,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-23 19:38:09,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-23 19:38:09,946 INFO L87 Difference]: Start difference. First operand 484 states. Second operand 7 states. [2020-10-23 19:38:10,477 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 19:38:13,235 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-23 19:38:13,790 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-10-23 19:38:17,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 19:38:17,363 INFO L93 Difference]: Finished difference Result 731 states and 983 transitions. [2020-10-23 19:38:17,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-23 19:38:17,365 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 140 [2020-10-23 19:38:17,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 19:38:17,386 INFO L225 Difference]: With dead ends: 731 [2020-10-23 19:38:17,386 INFO L226 Difference]: Without dead ends: 430 [2020-10-23 19:38:17,395 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-23 19:38:17,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2020-10-23 19:38:17,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 386. [2020-10-23 19:38:17,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 386 states. [2020-10-23 19:38:17,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 386 states and 493 transitions. [2020-10-23 19:38:17,602 INFO L78 Accepts]: Start accepts. Automaton has 386 states and 493 transitions. Word has length 140 [2020-10-23 19:38:17,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 19:38:17,605 INFO L481 AbstractCegarLoop]: Abstraction has 386 states and 493 transitions. [2020-10-23 19:38:17,605 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-23 19:38:17,606 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 493 transitions. [2020-10-23 19:38:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-23 19:38:17,612 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:38:17,613 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 19:38:17,613 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 19:38:17,614 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:38:17,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:38:17,614 INFO L82 PathProgramCache]: Analyzing trace with hash -424841582, now seen corresponding path program 1 times [2020-10-23 19:38:17,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 19:38:17,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259944961] [2020-10-23 19:38:17,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:38:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,382 WARN L193 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-23 19:38:18,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:38:18,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 19:38:18,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:18,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 19:38:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:18,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-23 19:38:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 19:38:18,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-23 19:38:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-23 19:38:18,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-23 19:38:18,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-23 19:38:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:38:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:18,795 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-10-23 19:38:18,795 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259944961] [2020-10-23 19:38:18,795 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 19:38:18,796 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-23 19:38:18,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540717723] [2020-10-23 19:38:18,798 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 19:38:18,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 19:38:18,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 19:38:18,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-23 19:38:18,800 INFO L87 Difference]: Start difference. First operand 386 states and 493 transitions. Second operand 8 states. [2020-10-23 19:38:19,288 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 19:38:24,260 WARN L193 SmtUtils]: Spent 609.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-23 19:38:25,342 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-10-23 19:38:27,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 19:38:27,814 INFO L93 Difference]: Finished difference Result 1041 states and 1348 transitions. [2020-10-23 19:38:27,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-23 19:38:27,816 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 143 [2020-10-23 19:38:27,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 19:38:27,824 INFO L225 Difference]: With dead ends: 1041 [2020-10-23 19:38:27,824 INFO L226 Difference]: Without dead ends: 687 [2020-10-23 19:38:27,827 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=99, Invalid=207, Unknown=0, NotChecked=0, Total=306 [2020-10-23 19:38:27,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 687 states. [2020-10-23 19:38:27,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 687 to 651. [2020-10-23 19:38:27,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 651 states. [2020-10-23 19:38:27,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 846 transitions. [2020-10-23 19:38:27,945 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 846 transitions. Word has length 143 [2020-10-23 19:38:27,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 19:38:27,946 INFO L481 AbstractCegarLoop]: Abstraction has 651 states and 846 transitions. [2020-10-23 19:38:27,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 19:38:27,946 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 846 transitions. [2020-10-23 19:38:27,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-23 19:38:27,949 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:38:27,949 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 19:38:27,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-23 19:38:27,950 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:38:27,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:38:27,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1395331576, now seen corresponding path program 1 times [2020-10-23 19:38:27,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 19:38:27,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2024731360] [2020-10-23 19:38:27,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:38:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,648 WARN L193 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-23 19:38:28,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:38:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:28,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 19:38:28,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:28,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 19:38:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:28,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-23 19:38:28,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:28,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:28,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 19:38:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:28,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-23 19:38:28,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:28,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-23 19:38:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:28,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-23 19:38:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:29,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:29,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:29,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-23 19:38:29,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:29,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:29,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:29,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:29,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:29,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:29,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:29,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:29,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:29,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:29,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:29,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:29,189 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-10-23 19:38:29,189 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2024731360] [2020-10-23 19:38:29,189 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 19:38:29,190 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-23 19:38:29,190 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16713447] [2020-10-23 19:38:29,191 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-23 19:38:29,191 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 19:38:29,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-23 19:38:29,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-23 19:38:29,192 INFO L87 Difference]: Start difference. First operand 651 states and 846 transitions. Second operand 9 states. [2020-10-23 19:38:29,700 WARN L193 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 19:38:32,665 WARN L193 SmtUtils]: Spent 576.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-23 19:38:33,245 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-10-23 19:38:35,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 19:38:35,597 INFO L93 Difference]: Finished difference Result 685 states and 886 transitions. [2020-10-23 19:38:35,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-23 19:38:35,601 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 169 [2020-10-23 19:38:35,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 19:38:35,607 INFO L225 Difference]: With dead ends: 685 [2020-10-23 19:38:35,607 INFO L226 Difference]: Without dead ends: 680 [2020-10-23 19:38:35,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2020-10-23 19:38:35,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2020-10-23 19:38:35,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 650. [2020-10-23 19:38:35,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 650 states. [2020-10-23 19:38:35,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 650 states and 844 transitions. [2020-10-23 19:38:35,729 INFO L78 Accepts]: Start accepts. Automaton has 650 states and 844 transitions. Word has length 169 [2020-10-23 19:38:35,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 19:38:35,732 INFO L481 AbstractCegarLoop]: Abstraction has 650 states and 844 transitions. [2020-10-23 19:38:35,732 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-23 19:38:35,732 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 844 transitions. [2020-10-23 19:38:35,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2020-10-23 19:38:35,735 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:38:35,735 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 19:38:35,736 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-23 19:38:35,736 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:38:35,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:38:35,739 INFO L82 PathProgramCache]: Analyzing trace with hash 88663003, now seen corresponding path program 1 times [2020-10-23 19:38:35,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 19:38:35,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528618309] [2020-10-23 19:38:35,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:38:35,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,499 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-23 19:38:36,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:38:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 19:38:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:36,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 19:38:36,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-23 19:38:36,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 19:38:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-23 19:38:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-23 19:38:36,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-23 19:38:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-23 19:38:36,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:36,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:36,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:37,025 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-10-23 19:38:37,026 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528618309] [2020-10-23 19:38:37,026 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 19:38:37,026 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-23 19:38:37,027 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972839894] [2020-10-23 19:38:37,028 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-23 19:38:37,029 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 19:38:37,029 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-23 19:38:37,029 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-23 19:38:37,029 INFO L87 Difference]: Start difference. First operand 650 states and 844 transitions. Second operand 9 states. [2020-10-23 19:38:37,515 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 19:38:40,261 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-23 19:38:40,827 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-10-23 19:38:42,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 19:38:42,966 INFO L93 Difference]: Finished difference Result 684 states and 884 transitions. [2020-10-23 19:38:42,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-23 19:38:42,967 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 170 [2020-10-23 19:38:42,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 19:38:42,973 INFO L225 Difference]: With dead ends: 684 [2020-10-23 19:38:42,974 INFO L226 Difference]: Without dead ends: 679 [2020-10-23 19:38:42,974 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2020-10-23 19:38:42,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2020-10-23 19:38:43,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 649. [2020-10-23 19:38:43,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 649 states. [2020-10-23 19:38:43,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 649 states and 842 transitions. [2020-10-23 19:38:43,070 INFO L78 Accepts]: Start accepts. Automaton has 649 states and 842 transitions. Word has length 170 [2020-10-23 19:38:43,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 19:38:43,070 INFO L481 AbstractCegarLoop]: Abstraction has 649 states and 842 transitions. [2020-10-23 19:38:43,070 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-23 19:38:43,071 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 842 transitions. [2020-10-23 19:38:43,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2020-10-23 19:38:43,073 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:38:43,073 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 19:38:43,074 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-23 19:38:43,074 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:38:43,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:38:43,075 INFO L82 PathProgramCache]: Analyzing trace with hash -1758679909, now seen corresponding path program 1 times [2020-10-23 19:38:43,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 19:38:43,075 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1075386008] [2020-10-23 19:38:43,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:38:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,742 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-23 19:38:43,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:38:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 19:38:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 19:38:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-23 19:38:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:43,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 19:38:44,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-23 19:38:44,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:44,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:44,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-23 19:38:44,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-23 19:38:44,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:44,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-23 19:38:44,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:44,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:44,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:44,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:44,315 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-10-23 19:38:44,316 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1075386008] [2020-10-23 19:38:44,318 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 19:38:44,318 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-23 19:38:44,318 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234629375] [2020-10-23 19:38:44,319 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-23 19:38:44,320 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 19:38:44,320 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-23 19:38:44,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-23 19:38:44,324 INFO L87 Difference]: Start difference. First operand 649 states and 842 transitions. Second operand 9 states. [2020-10-23 19:38:44,802 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 19:38:47,506 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-23 19:38:48,076 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-10-23 19:38:50,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 19:38:50,217 INFO L93 Difference]: Finished difference Result 683 states and 882 transitions. [2020-10-23 19:38:50,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-23 19:38:50,218 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 171 [2020-10-23 19:38:50,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 19:38:50,223 INFO L225 Difference]: With dead ends: 683 [2020-10-23 19:38:50,223 INFO L226 Difference]: Without dead ends: 678 [2020-10-23 19:38:50,224 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 56 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2020-10-23 19:38:50,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2020-10-23 19:38:50,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 648. [2020-10-23 19:38:50,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 648 states. [2020-10-23 19:38:50,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 840 transitions. [2020-10-23 19:38:50,331 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 840 transitions. Word has length 171 [2020-10-23 19:38:50,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 19:38:50,332 INFO L481 AbstractCegarLoop]: Abstraction has 648 states and 840 transitions. [2020-10-23 19:38:50,332 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-23 19:38:50,332 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 840 transitions. [2020-10-23 19:38:50,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2020-10-23 19:38:50,335 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:38:50,335 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 19:38:50,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-23 19:38:50,336 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:38:50,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:38:50,337 INFO L82 PathProgramCache]: Analyzing trace with hash 1107909150, now seen corresponding path program 1 times [2020-10-23 19:38:50,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 19:38:50,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460835587] [2020-10-23 19:38:50,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:38:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,042 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-23 19:38:51,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:38:51,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 19:38:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 19:38:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:51,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-23 19:38:51,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 19:38:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-23 19:38:51,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-23 19:38:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-23 19:38:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-23 19:38:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:51,536 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2020-10-23 19:38:51,536 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460835587] [2020-10-23 19:38:51,536 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 19:38:51,536 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-23 19:38:51,537 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030284278] [2020-10-23 19:38:51,537 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-23 19:38:51,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 19:38:51,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-23 19:38:51,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-23 19:38:51,538 INFO L87 Difference]: Start difference. First operand 648 states and 840 transitions. Second operand 9 states. [2020-10-23 19:38:52,024 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 19:38:54,836 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-23 19:38:55,380 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-10-23 19:38:58,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 19:38:58,945 INFO L93 Difference]: Finished difference Result 1862 states and 2451 transitions. [2020-10-23 19:38:58,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-23 19:38:58,946 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 172 [2020-10-23 19:38:58,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 19:38:58,955 INFO L225 Difference]: With dead ends: 1862 [2020-10-23 19:38:58,955 INFO L226 Difference]: Without dead ends: 1242 [2020-10-23 19:38:58,958 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2020-10-23 19:38:58,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1242 states. [2020-10-23 19:38:59,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1242 to 1210. [2020-10-23 19:38:59,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1210 states. [2020-10-23 19:38:59,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 1210 states and 1592 transitions. [2020-10-23 19:38:59,139 INFO L78 Accepts]: Start accepts. Automaton has 1210 states and 1592 transitions. Word has length 172 [2020-10-23 19:38:59,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 19:38:59,139 INFO L481 AbstractCegarLoop]: Abstraction has 1210 states and 1592 transitions. [2020-10-23 19:38:59,140 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-23 19:38:59,140 INFO L276 IsEmpty]: Start isEmpty. Operand 1210 states and 1592 transitions. [2020-10-23 19:38:59,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2020-10-23 19:38:59,145 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:38:59,145 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2020-10-23 19:38:59,145 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-23 19:38:59,146 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:38:59,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:38:59,146 INFO L82 PathProgramCache]: Analyzing trace with hash 829164532, now seen corresponding path program 1 times [2020-10-23 19:38:59,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 19:38:59,147 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100869276] [2020-10-23 19:38:59,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:38:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,805 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-23 19:38:59,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:38:59,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:59,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:59,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 19:38:59,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:59,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 19:38:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:59,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-23 19:38:59,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:59,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 19:38:59,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:38:59,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:38:59,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:38:59,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-23 19:38:59,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:00,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-23 19:39:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-23 19:39:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-23 19:39:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:00,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-23 19:39:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:00,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:00,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 19:39:00,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2020-10-23 19:39:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2020-10-23 19:39:00,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:00,337 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2020-10-23 19:39:00,338 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100869276] [2020-10-23 19:39:00,338 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 19:39:00,338 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-23 19:39:00,339 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339109455] [2020-10-23 19:39:00,340 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-23 19:39:00,340 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 19:39:00,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-23 19:39:00,341 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2020-10-23 19:39:00,341 INFO L87 Difference]: Start difference. First operand 1210 states and 1592 transitions. Second operand 10 states. [2020-10-23 19:39:00,898 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 19:39:06,178 WARN L193 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 255 [2020-10-23 19:39:07,308 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2020-10-23 19:39:08,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 19:39:08,435 INFO L93 Difference]: Finished difference Result 2711 states and 3679 transitions. [2020-10-23 19:39:08,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-23 19:39:08,436 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 213 [2020-10-23 19:39:08,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 19:39:08,445 INFO L225 Difference]: With dead ends: 2711 [2020-10-23 19:39:08,446 INFO L226 Difference]: Without dead ends: 1547 [2020-10-23 19:39:08,450 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 71 SyntacticMatches, 3 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=115, Invalid=265, Unknown=0, NotChecked=0, Total=380 [2020-10-23 19:39:08,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1547 states. [2020-10-23 19:39:08,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1547 to 1207. [2020-10-23 19:39:08,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1207 states. [2020-10-23 19:39:08,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 1207 states and 1577 transitions. [2020-10-23 19:39:08,626 INFO L78 Accepts]: Start accepts. Automaton has 1207 states and 1577 transitions. Word has length 213 [2020-10-23 19:39:08,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 19:39:08,627 INFO L481 AbstractCegarLoop]: Abstraction has 1207 states and 1577 transitions. [2020-10-23 19:39:08,627 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-23 19:39:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1577 transitions. [2020-10-23 19:39:08,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2020-10-23 19:39:08,632 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:39:08,633 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2020-10-23 19:39:08,633 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-23 19:39:08,633 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:39:08,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:39:08,634 INFO L82 PathProgramCache]: Analyzing trace with hash 884628041, now seen corresponding path program 1 times [2020-10-23 19:39:08,634 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 19:39:08,634 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226784257] [2020-10-23 19:39:08,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:39:08,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,276 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-23 19:39:09,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:39:09,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 19:39:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 19:39:09,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-23 19:39:09,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:09,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 19:39:09,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-23 19:39:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:09,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-23 19:39:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-23 19:39:09,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-23 19:39:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:09,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-23 19:39:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 19:39:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-23 19:39:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2020-10-23 19:39:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:09,912 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2020-10-23 19:39:09,912 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226784257] [2020-10-23 19:39:09,912 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 19:39:09,912 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-10-23 19:39:09,913 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536550460] [2020-10-23 19:39:09,913 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-23 19:39:09,914 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 19:39:09,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-23 19:39:09,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2020-10-23 19:39:09,914 INFO L87 Difference]: Start difference. First operand 1207 states and 1577 transitions. Second operand 17 states. [2020-10-23 19:39:10,400 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 19:39:21,535 WARN L193 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-23 19:39:22,088 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 261 [2020-10-23 19:39:22,643 WARN L193 SmtUtils]: Spent 489.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-23 19:39:23,182 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-23 19:39:23,735 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-23 19:39:24,276 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-23 19:39:24,821 WARN L193 SmtUtils]: Spent 486.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-23 19:39:25,363 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification that was a NOOP. DAG size: 258 [2020-10-23 19:39:25,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 19:39:25,431 INFO L93 Difference]: Finished difference Result 2679 states and 3618 transitions. [2020-10-23 19:39:25,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-23 19:39:25,436 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 218 [2020-10-23 19:39:25,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 19:39:25,445 INFO L225 Difference]: With dead ends: 2679 [2020-10-23 19:39:25,445 INFO L226 Difference]: Without dead ends: 1518 [2020-10-23 19:39:25,449 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=195, Invalid=675, Unknown=0, NotChecked=0, Total=870 [2020-10-23 19:39:25,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1518 states. [2020-10-23 19:39:25,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1518 to 1187. [2020-10-23 19:39:25,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1187 states. [2020-10-23 19:39:25,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 1187 states and 1551 transitions. [2020-10-23 19:39:25,596 INFO L78 Accepts]: Start accepts. Automaton has 1187 states and 1551 transitions. Word has length 218 [2020-10-23 19:39:25,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 19:39:25,597 INFO L481 AbstractCegarLoop]: Abstraction has 1187 states and 1551 transitions. [2020-10-23 19:39:25,597 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-23 19:39:25,597 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1551 transitions. [2020-10-23 19:39:25,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2020-10-23 19:39:25,602 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 19:39:25,602 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 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] [2020-10-23 19:39:25,603 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-23 19:39:25,603 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 19:39:25,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 19:39:25,603 INFO L82 PathProgramCache]: Analyzing trace with hash -1189143428, now seen corresponding path program 1 times [2020-10-23 19:39:25,603 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 19:39:25,604 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153799266] [2020-10-23 19:39:25,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 19:39:25,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,193 WARN L193 SmtUtils]: Spent 427.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-23 19:39:26,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 19:39:26,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,286 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-23 19:39:26,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 19:39:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-23 19:39:26,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-23 19:39:26,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:26,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-23 19:39:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:26,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-23 19:39:26,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-23 19:39:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-23 19:39:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 19:39:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-10-23 19:39:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 19:39:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-23 19:39:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2020-10-23 19:39:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 19:39:26,717 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2020-10-23 19:39:26,717 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153799266] [2020-10-23 19:39:26,720 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 19:39:26,720 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-23 19:39:26,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502977551] [2020-10-23 19:39:26,722 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-23 19:39:26,722 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 19:39:26,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-23 19:39:26,723 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-23 19:39:26,723 INFO L87 Difference]: Start difference. First operand 1187 states and 1551 transitions. Second operand 14 states. [2020-10-23 19:39:27,198 WARN L193 SmtUtils]: Spent 454.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-23 19:39:36,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 19:39:36,110 INFO L93 Difference]: Finished difference Result 1518 states and 2087 transitions. [2020-10-23 19:39:36,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-23 19:39:36,111 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 221 [2020-10-23 19:39:36,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 19:39:36,112 INFO L225 Difference]: With dead ends: 1518 [2020-10-23 19:39:36,112 INFO L226 Difference]: Without dead ends: 0 [2020-10-23 19:39:36,116 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=110, Invalid=396, Unknown=0, NotChecked=0, Total=506 [2020-10-23 19:39:36,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-23 19:39:36,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-23 19:39:36,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-23 19:39:36,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-23 19:39:36,117 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 221 [2020-10-23 19:39:36,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 19:39:36,118 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-23 19:39:36,118 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-23 19:39:36,118 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-23 19:39:36,118 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 19:39:36,118 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-23 19:39:36,120 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-23 19:39:37,923 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 49 [2020-10-23 19:39:38,072 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 49 [2020-10-23 19:39:38,189 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 45 [2020-10-23 19:39:38,312 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 283 DAG size of output: 45 [2020-10-23 19:39:39,366 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 284 DAG size of output: 49 [2020-10-23 19:39:41,857 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 261 [2020-10-23 19:39:42,662 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 17 [2020-10-23 19:39:43,123 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 1 [2020-10-23 19:39:43,639 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2020-10-23 19:39:44,114 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-23 19:39:44,975 WARN L193 SmtUtils]: Spent 856.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 39 [2020-10-23 19:39:45,412 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-23 19:39:46,318 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 39 [2020-10-23 19:39:46,723 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-10-23 19:39:48,059 WARN L193 SmtUtils]: Spent 918.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 244 [2020-10-23 19:39:48,488 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 28 [2020-10-23 19:39:48,959 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 28 [2020-10-23 19:39:49,423 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-23 19:39:49,813 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 17 [2020-10-23 19:39:50,677 WARN L193 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 39 [2020-10-23 19:39:51,111 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 1 [2020-10-23 19:39:51,501 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 17 [2020-10-23 19:39:51,906 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2020-10-23 19:39:52,730 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 16 [2020-10-23 19:39:53,672 WARN L193 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 33 [2020-10-23 19:39:54,087 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-23 19:39:54,893 WARN L193 SmtUtils]: Spent 803.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 16 [2020-10-23 19:39:55,297 WARN L193 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 1 [2020-10-23 19:39:56,093 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 16 [2020-10-23 19:39:56,943 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 33 [2020-10-23 19:39:57,760 WARN L193 SmtUtils]: Spent 766.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 17 [2020-10-23 19:39:58,548 WARN L193 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 17 [2020-10-23 19:39:59,336 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 17 [2020-10-23 19:40:00,148 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 17 [2020-10-23 19:40:01,050 WARN L193 SmtUtils]: Spent 795.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 16 [2020-10-23 19:40:01,655 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 80 [2020-10-23 19:40:02,067 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-23 19:40:02,635 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-23 19:40:03,024 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 17 [2020-10-23 19:40:04,255 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 192 DAG size of output: 33 [2020-10-23 19:40:05,049 WARN L193 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 16 [2020-10-23 19:40:05,453 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 1 [2020-10-23 19:40:06,256 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 16 [2020-10-23 19:40:06,670 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 28 [2020-10-23 19:40:07,877 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 190 DAG size of output: 26 [2020-10-23 19:40:08,753 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 16 [2020-10-23 19:40:09,549 WARN L193 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 16 [2020-10-23 19:40:10,478 WARN L193 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 39 [2020-10-23 19:40:11,278 WARN L193 SmtUtils]: Spent 797.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 16 [2020-10-23 19:40:11,692 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 1 [2020-10-23 19:40:11,907 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2020-10-23 19:40:11,908 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 12) the Hoare annotation is: true [2020-10-23 19:40:11,908 INFO L274 CegarLoopResult]: For program point L12-1(line 12) no Hoare annotation was computed. [2020-10-23 19:40:11,908 INFO L274 CegarLoopResult]: For program point L12-2(line 12) no Hoare annotation was computed. [2020-10-23 19:40:11,908 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-10-23 19:40:11,908 INFO L274 CegarLoopResult]: For program point usbnet_resumeFINAL(lines 7023 7025) no Hoare annotation was computed. [2020-10-23 19:40:11,908 INFO L277 CegarLoopResult]: At program point usbnet_resumeENTRY(lines 7023 7025) the Hoare annotation is: true [2020-10-23 19:40:11,908 INFO L274 CegarLoopResult]: For program point usbnet_resumeEXIT(lines 7023 7025) no Hoare annotation was computed. [2020-10-23 19:40:11,909 INFO L274 CegarLoopResult]: For program point L6286(line 6286) no Hoare annotation was computed. [2020-10-23 19:40:11,909 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_11EXIT(lines 6283 6290) no Hoare annotation was computed. [2020-10-23 19:40:11,909 INFO L274 CegarLoopResult]: For program point L6286-1(line 6286) no Hoare annotation was computed. [2020-10-23 19:40:11,909 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_11ENTRY(lines 6283 6290) no Hoare annotation was computed. [2020-10-23 19:40:11,909 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_11FINAL(lines 6283 6290) no Hoare annotation was computed. [2020-10-23 19:40:11,909 INFO L274 CegarLoopResult]: For program point L6556(line 6556) no Hoare annotation was computed. [2020-10-23 19:40:11,909 INFO L274 CegarLoopResult]: For program point L6557(lines 6557 6562) no Hoare annotation was computed. [2020-10-23 19:40:11,909 INFO L274 CegarLoopResult]: For program point L6552-1(lines 6552 6555) no Hoare annotation was computed. [2020-10-23 19:40:11,909 INFO L274 CegarLoopResult]: For program point L6552(lines 6552 6555) no Hoare annotation was computed. [2020-10-23 19:40:11,909 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_lockFINAL(lines 6548 6564) no Hoare annotation was computed. [2020-10-23 19:40:11,910 INFO L274 CegarLoopResult]: For program point L6553(line 6553) no Hoare annotation was computed. [2020-10-23 19:40:11,910 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_lockENTRY(lines 6548 6564) no Hoare annotation was computed. [2020-10-23 19:40:11,910 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_lockEXIT(lines 6548 6564) no Hoare annotation was computed. [2020-10-23 19:40:11,910 INFO L274 CegarLoopResult]: For program point ldv___ldv_usb_unlock_device_13EXIT(lines 6299 6306) no Hoare annotation was computed. [2020-10-23 19:40:11,910 INFO L270 CegarLoopResult]: At program point L6302(line 6302) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= 2 ~ldv_mutex_udev~0) (not (= 2 |old(~ldv_mutex_udev~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,910 INFO L270 CegarLoopResult]: At program point ldv___ldv_usb_unlock_device_13ENTRY(lines 6299 6306) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= 2 ~ldv_mutex_udev~0) (not (= 2 |old(~ldv_mutex_udev~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,910 INFO L274 CegarLoopResult]: For program point ldv___ldv_usb_unlock_device_13FINAL(lines 6299 6306) no Hoare annotation was computed. [2020-10-23 19:40:11,910 INFO L270 CegarLoopResult]: At program point L6302-1(line 6302) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= 2 ~ldv_mutex_udev~0) (not (= 2 |old(~ldv_mutex_udev~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,911 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_i_mutex_of_inodeENTRY(lines 6493 6499) no Hoare annotation was computed. [2020-10-23 19:40:11,911 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_i_mutex_of_inodeFINAL(lines 6493 6499) no Hoare annotation was computed. [2020-10-23 19:40:11,911 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_i_mutex_of_inodeEXIT(lines 6493 6499) no Hoare annotation was computed. [2020-10-23 19:40:11,911 INFO L274 CegarLoopResult]: For program point ldv_stopEXIT(lines 5792 5798) no Hoare annotation was computed. [2020-10-23 19:40:11,911 INFO L277 CegarLoopResult]: At program point ldv_stopENTRY(lines 5792 5798) the Hoare annotation is: true [2020-10-23 19:40:11,911 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_i_mutex_of_inodeFINAL(lines 6404 6420) no Hoare annotation was computed. [2020-10-23 19:40:11,911 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_i_mutex_of_inodeENTRY(lines 6404 6420) no Hoare annotation was computed. [2020-10-23 19:40:11,911 INFO L274 CegarLoopResult]: For program point L6412(line 6412) no Hoare annotation was computed. [2020-10-23 19:40:11,911 INFO L274 CegarLoopResult]: For program point L6413(lines 6413 6418) no Hoare annotation was computed. [2020-10-23 19:40:11,911 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_i_mutex_of_inodeEXIT(lines 6404 6420) no Hoare annotation was computed. [2020-10-23 19:40:11,912 INFO L274 CegarLoopResult]: For program point L6408-1(lines 6408 6411) no Hoare annotation was computed. [2020-10-23 19:40:11,912 INFO L274 CegarLoopResult]: For program point L6408(lines 6408 6411) no Hoare annotation was computed. [2020-10-23 19:40:11,912 INFO L274 CegarLoopResult]: For program point L6409(line 6409) no Hoare annotation was computed. [2020-10-23 19:40:11,912 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_i_mutex_of_inodeEXIT(lines 6523 6529) no Hoare annotation was computed. [2020-10-23 19:40:11,912 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_i_mutex_of_inodeFINAL(lines 6523 6529) no Hoare annotation was computed. [2020-10-23 19:40:11,912 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_i_mutex_of_inodeENTRY(lines 6523 6529) no Hoare annotation was computed. [2020-10-23 19:40:11,912 INFO L277 CegarLoopResult]: At program point ldv_initializeFINAL(lines 6987 6989) the Hoare annotation is: true [2020-10-23 19:40:11,912 INFO L274 CegarLoopResult]: For program point ldv_initializeEXIT(lines 6987 6989) no Hoare annotation was computed. [2020-10-23 19:40:11,913 INFO L270 CegarLoopResult]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (= |#memory_int| |old(#memory_int)|)) (.cse2 (not (= ~ldv_mutex_udev~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (= ~ldv_mutex_i_mutex_of_inode~0 1)))) (and (or (not (= ~ldv_state_variable_6~0 0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_state_variable_0~0 1)) .cse4))) [2020-10-23 19:40:11,913 INFO L274 CegarLoopResult]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2020-10-23 19:40:11,913 INFO L274 CegarLoopResult]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2020-10-23 19:40:11,913 INFO L274 CegarLoopResult]: For program point usb_deregisterEXIT(lines 7004 7006) no Hoare annotation was computed. [2020-10-23 19:40:11,913 INFO L274 CegarLoopResult]: For program point usb_deregisterFINAL(lines 7004 7006) no Hoare annotation was computed. [2020-10-23 19:40:11,913 INFO L277 CegarLoopResult]: At program point usb_deregisterENTRY(lines 7004 7006) the Hoare annotation is: true [2020-10-23 19:40:11,913 INFO L277 CegarLoopResult]: At program point ldv_undef_int_negativeENTRY(lines 6336 6349) the Hoare annotation is: true [2020-10-23 19:40:11,913 INFO L274 CegarLoopResult]: For program point L6343-1(lines 6343 6346) no Hoare annotation was computed. [2020-10-23 19:40:11,913 INFO L274 CegarLoopResult]: For program point L6343(lines 6343 6346) no Hoare annotation was computed. [2020-10-23 19:40:11,913 INFO L277 CegarLoopResult]: At program point L6344(line 6344) the Hoare annotation is: true [2020-10-23 19:40:11,914 INFO L274 CegarLoopResult]: For program point ldv_undef_int_negativeFINAL(lines 6336 6349) no Hoare annotation was computed. [2020-10-23 19:40:11,914 INFO L274 CegarLoopResult]: For program point L6341-1(line 6341) no Hoare annotation was computed. [2020-10-23 19:40:11,914 INFO L274 CegarLoopResult]: For program point ldv_undef_int_negativeEXIT(lines 6336 6349) no Hoare annotation was computed. [2020-10-23 19:40:11,914 INFO L277 CegarLoopResult]: At program point L6341(line 6341) the Hoare annotation is: true [2020-10-23 19:40:11,914 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_udevFINAL(lines 6932 6939) no Hoare annotation was computed. [2020-10-23 19:40:11,914 INFO L274 CegarLoopResult]: For program point L6936-1(line 6936) no Hoare annotation was computed. [2020-10-23 19:40:11,914 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_udevENTRY(lines 6932 6939) no Hoare annotation was computed. [2020-10-23 19:40:11,914 INFO L274 CegarLoopResult]: For program point L6936(line 6936) no Hoare annotation was computed. [2020-10-23 19:40:11,914 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_udevEXIT(lines 6932 6939) no Hoare annotation was computed. [2020-10-23 19:40:11,914 INFO L270 CegarLoopResult]: At program point cdc_subset_driver_exitENTRY(lines 5956 5962) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,915 INFO L274 CegarLoopResult]: For program point cdc_subset_driver_exitEXIT(lines 5956 5962) no Hoare annotation was computed. [2020-10-23 19:40:11,915 INFO L274 CegarLoopResult]: For program point cdc_subset_driver_exitFINAL(lines 5956 5962) no Hoare annotation was computed. [2020-10-23 19:40:11,915 INFO L277 CegarLoopResult]: At program point usbnet_disconnectENTRY(lines 7015 7017) the Hoare annotation is: true [2020-10-23 19:40:11,915 INFO L274 CegarLoopResult]: For program point usbnet_disconnectFINAL(lines 7015 7017) no Hoare annotation was computed. [2020-10-23 19:40:11,915 INFO L274 CegarLoopResult]: For program point usbnet_disconnectEXIT(lines 7015 7017) no Hoare annotation was computed. [2020-10-23 19:40:11,915 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_udevFINAL(lines 6819 6835) no Hoare annotation was computed. [2020-10-23 19:40:11,915 INFO L274 CegarLoopResult]: For program point L6827(line 6827) no Hoare annotation was computed. [2020-10-23 19:40:11,915 INFO L274 CegarLoopResult]: For program point L6828(lines 6828 6833) no Hoare annotation was computed. [2020-10-23 19:40:11,915 INFO L274 CegarLoopResult]: For program point L6823-1(lines 6823 6826) no Hoare annotation was computed. [2020-10-23 19:40:11,915 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_udevENTRY(lines 6819 6835) no Hoare annotation was computed. [2020-10-23 19:40:11,916 INFO L274 CegarLoopResult]: For program point L6823(lines 6823 6826) no Hoare annotation was computed. [2020-10-23 19:40:11,916 INFO L274 CegarLoopResult]: For program point L6824(line 6824) no Hoare annotation was computed. [2020-10-23 19:40:11,916 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_udevEXIT(lines 6819 6835) no Hoare annotation was computed. [2020-10-23 19:40:11,916 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_mutex_of_deviceEXIT(lines 6781 6787) no Hoare annotation was computed. [2020-10-23 19:40:11,916 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_mutex_of_deviceENTRY(lines 6781 6787) no Hoare annotation was computed. [2020-10-23 19:40:11,916 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_mutex_of_deviceFINAL(lines 6781 6787) no Hoare annotation was computed. [2020-10-23 19:40:11,916 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_12FINAL(lines 6291 6298) no Hoare annotation was computed. [2020-10-23 19:40:11,916 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_12EXIT(lines 6291 6298) no Hoare annotation was computed. [2020-10-23 19:40:11,916 INFO L270 CegarLoopResult]: At program point ldv_usb_lock_device_for_reset_12ENTRY(lines 6291 6298) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,916 INFO L270 CegarLoopResult]: At program point L6295(line 6295) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,916 INFO L274 CegarLoopResult]: For program point L6295-1(line 6295) no Hoare annotation was computed. [2020-10-23 19:40:11,917 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_8ENTRY(lines 6254 6266) no Hoare annotation was computed. [2020-10-23 19:40:11,917 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_8EXIT(lines 6254 6266) no Hoare annotation was computed. [2020-10-23 19:40:11,917 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_8FINAL(lines 6254 6266) no Hoare annotation was computed. [2020-10-23 19:40:11,917 INFO L274 CegarLoopResult]: For program point L6262(line 6262) no Hoare annotation was computed. [2020-10-23 19:40:11,917 INFO L274 CegarLoopResult]: For program point L6260-1(line 6260) no Hoare annotation was computed. [2020-10-23 19:40:11,917 INFO L274 CegarLoopResult]: For program point L6262-1(line 6262) no Hoare annotation was computed. [2020-10-23 19:40:11,917 INFO L274 CegarLoopResult]: For program point L6260(line 6260) no Hoare annotation was computed. [2020-10-23 19:40:11,917 INFO L274 CegarLoopResult]: For program point usbnet_suspendFINAL(lines 7027 7029) no Hoare annotation was computed. [2020-10-23 19:40:11,917 INFO L277 CegarLoopResult]: At program point usbnet_suspendENTRY(lines 7027 7029) the Hoare annotation is: true [2020-10-23 19:40:11,917 INFO L274 CegarLoopResult]: For program point usbnet_suspendEXIT(lines 7027 7029) no Hoare annotation was computed. [2020-10-23 19:40:11,917 INFO L274 CegarLoopResult]: For program point L5952-1(line 5952) no Hoare annotation was computed. [2020-10-23 19:40:11,918 INFO L270 CegarLoopResult]: At program point L5952(line 5952) the Hoare annotation is: (or (and (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |old(#length)| |#length|) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~usb_counter~0 |old(~usb_counter~0)|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|) (= |old(~cdc_subset_driver_group1~0.base)| ~cdc_subset_driver_group1~0.base)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_0~0 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,918 INFO L274 CegarLoopResult]: For program point cdc_subset_driver_initEXIT(lines 5948 5955) no Hoare annotation was computed. [2020-10-23 19:40:11,918 INFO L270 CegarLoopResult]: At program point cdc_subset_driver_initENTRY(lines 5948 5955) the Hoare annotation is: (or (and (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |old(#length)| |#length|) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~usb_counter~0 |old(~usb_counter~0)|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|) (= |old(~cdc_subset_driver_group1~0.base)| ~cdc_subset_driver_group1~0.base)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_0~0 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,918 INFO L274 CegarLoopResult]: For program point cdc_subset_driver_initFINAL(lines 5948 5955) no Hoare annotation was computed. [2020-10-23 19:40:11,918 INFO L274 CegarLoopResult]: For program point ldv_mallocENTRY(lines 5723 5739) no Hoare annotation was computed. [2020-10-23 19:40:11,918 INFO L274 CegarLoopResult]: For program point L5735(line 5735) no Hoare annotation was computed. [2020-10-23 19:40:11,918 INFO L274 CegarLoopResult]: For program point L5735-1(line 5735) no Hoare annotation was computed. [2020-10-23 19:40:11,918 INFO L274 CegarLoopResult]: For program point ldv_mallocFINAL(lines 5723 5739) no Hoare annotation was computed. [2020-10-23 19:40:11,918 INFO L274 CegarLoopResult]: For program point L5730(lines 5730 5737) no Hoare annotation was computed. [2020-10-23 19:40:11,919 INFO L274 CegarLoopResult]: For program point ldv_mallocEXIT(lines 5723 5739) no Hoare annotation was computed. [2020-10-23 19:40:11,919 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_lockFINAL(lines 6565 6575) no Hoare annotation was computed. [2020-10-23 19:40:11,919 INFO L274 CegarLoopResult]: For program point L6568-1(lines 6568 6571) no Hoare annotation was computed. [2020-10-23 19:40:11,919 INFO L274 CegarLoopResult]: For program point L6568(lines 6568 6571) no Hoare annotation was computed. [2020-10-23 19:40:11,919 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_lockENTRY(lines 6565 6575) no Hoare annotation was computed. [2020-10-23 19:40:11,919 INFO L274 CegarLoopResult]: For program point L6569(line 6569) no Hoare annotation was computed. [2020-10-23 19:40:11,919 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_lockEXIT(lines 6565 6575) no Hoare annotation was computed. [2020-10-23 19:40:11,919 INFO L270 CegarLoopResult]: At program point L5974(line 5974) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|) (= |old(~cdc_subset_driver_group1~0.base)| ~cdc_subset_driver_group1~0.base)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,919 INFO L274 CegarLoopResult]: For program point ldv_usb_driver_1EXIT(lines 5970 5978) no Hoare annotation was computed. [2020-10-23 19:40:11,919 INFO L274 CegarLoopResult]: For program point L5974-1(line 5974) no Hoare annotation was computed. [2020-10-23 19:40:11,920 INFO L270 CegarLoopResult]: At program point ldv_usb_driver_1ENTRY(lines 5970 5978) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|) (= |old(~cdc_subset_driver_group1~0.base)| ~cdc_subset_driver_group1~0.base)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,920 INFO L274 CegarLoopResult]: For program point ldv_usb_driver_1FINAL(lines 5970 5978) no Hoare annotation was computed. [2020-10-23 19:40:11,920 INFO L274 CegarLoopResult]: For program point L5856-1(line 5856) no Hoare annotation was computed. [2020-10-23 19:40:11,920 INFO L270 CegarLoopResult]: At program point L5857(line 5857) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (and (<= 0 m5632_recover_~r~0) (= 2 ~ldv_mutex_udev~0))) [2020-10-23 19:40:11,920 INFO L270 CegarLoopResult]: At program point L5856(line 5856) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (and (<= 0 m5632_recover_~r~0) (= 2 ~ldv_mutex_udev~0))) [2020-10-23 19:40:11,920 INFO L270 CegarLoopResult]: At program point L5851(line 5851) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,920 INFO L270 CegarLoopResult]: At program point m5632_recoverENTRY(lines 5843 5860) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,920 INFO L274 CegarLoopResult]: For program point L5851-1(line 5851) no Hoare annotation was computed. [2020-10-23 19:40:11,920 INFO L274 CegarLoopResult]: For program point m5632_recoverFINAL(lines 5843 5860) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L274 CegarLoopResult]: For program point L5852(lines 5852 5855) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L274 CegarLoopResult]: For program point m5632_recoverEXIT(lines 5843 5860) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L274 CegarLoopResult]: For program point ldv_ptr_errENTRY(lines 6362 6367) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L274 CegarLoopResult]: For program point ldv_ptr_errFINAL(lines 6362 6367) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L274 CegarLoopResult]: For program point ldv_ptr_errEXIT(lines 6362 6367) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L274 CegarLoopResult]: For program point dummy_preresetENTRY(lines 5929 5934) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L274 CegarLoopResult]: For program point dummy_preresetFINAL(lines 5929 5934) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L274 CegarLoopResult]: For program point dummy_preresetEXIT(lines 5929 5934) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L274 CegarLoopResult]: For program point L6945-1(line 6945) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_udevEXIT(lines 6940 6954) no Hoare annotation was computed. [2020-10-23 19:40:11,921 INFO L270 CegarLoopResult]: At program point L6945(line 6945) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,922 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_udevFINAL(lines 6940 6954) no Hoare annotation was computed. [2020-10-23 19:40:11,922 INFO L270 CegarLoopResult]: At program point ldv_usb_lock_device_for_reset_udevENTRY(lines 6940 6954) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,922 INFO L270 CegarLoopResult]: At program point L6950(line 6950) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,922 INFO L274 CegarLoopResult]: For program point L6946(lines 6946 6952) no Hoare annotation was computed. [2020-10-23 19:40:11,922 INFO L274 CegarLoopResult]: For program point L6947-1(line 6947) no Hoare annotation was computed. [2020-10-23 19:40:11,922 INFO L270 CegarLoopResult]: At program point L6947(line 6947) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,922 INFO L274 CegarLoopResult]: For program point L6950-1(line 6950) no Hoare annotation was computed. [2020-10-23 19:40:11,922 INFO L274 CegarLoopResult]: For program point ldv_reset_resume_1FINAL(lines 6991 6993) no Hoare annotation was computed. [2020-10-23 19:40:11,922 INFO L274 CegarLoopResult]: For program point ldv_reset_resume_1EXIT(lines 6991 6993) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L277 CegarLoopResult]: At program point ldv_reset_resume_1ENTRY(lines 6991 6993) the Hoare annotation is: true [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point ldv_is_err_or_nullENTRY(lines 6368 6385) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point ldv_is_err_or_nullEXIT(lines 6368 6385) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point L6376-1(line 6376) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point L6377-2(lines 6373 6382) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point L6376(line 6376) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point L6377(lines 6377 6381) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point ldv_is_err_or_nullFINAL(lines 6368 6385) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point L6373(lines 6373 6382) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point kfreeEXIT(lines 7031 7033) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point kfreeENTRY(lines 7031 7033) no Hoare annotation was computed. [2020-10-23 19:40:11,923 INFO L274 CegarLoopResult]: For program point kfreeFINAL(lines 7031 7033) no Hoare annotation was computed. [2020-10-23 19:40:11,924 INFO L274 CegarLoopResult]: For program point mutex_trylockENTRY(lines 6998 7000) no Hoare annotation was computed. [2020-10-23 19:40:11,924 INFO L274 CegarLoopResult]: For program point mutex_trylockEXIT(lines 6998 7000) no Hoare annotation was computed. [2020-10-23 19:40:11,924 INFO L274 CegarLoopResult]: For program point mutex_trylockFINAL(lines 6998 7000) no Hoare annotation was computed. [2020-10-23 19:40:11,924 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_udevFINAL(lines 6925 6931) no Hoare annotation was computed. [2020-10-23 19:40:11,924 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_udevEXIT(lines 6925 6931) no Hoare annotation was computed. [2020-10-23 19:40:11,924 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_udevENTRY(lines 6925 6931) no Hoare annotation was computed. [2020-10-23 19:40:11,924 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_mutex_of_deviceFINAL(lines 6811 6817) no Hoare annotation was computed. [2020-10-23 19:40:11,924 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_mutex_of_deviceENTRY(lines 6811 6817) no Hoare annotation was computed. [2020-10-23 19:40:11,924 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_mutex_of_deviceEXIT(lines 6811 6817) no Hoare annotation was computed. [2020-10-23 19:40:11,924 INFO L274 CegarLoopResult]: For program point mutex_unlockENTRY(lines 7001 7003) no Hoare annotation was computed. [2020-10-23 19:40:11,925 INFO L274 CegarLoopResult]: For program point mutex_unlockEXIT(lines 7001 7003) no Hoare annotation was computed. [2020-10-23 19:40:11,925 INFO L274 CegarLoopResult]: For program point mutex_unlockFINAL(lines 7001 7003) no Hoare annotation was computed. [2020-10-23 19:40:11,925 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_mutex_of_deviceENTRY(lines 6692 6708) no Hoare annotation was computed. [2020-10-23 19:40:11,925 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_mutex_of_deviceEXIT(lines 6692 6708) no Hoare annotation was computed. [2020-10-23 19:40:11,925 INFO L274 CegarLoopResult]: For program point L6700(line 6700) no Hoare annotation was computed. [2020-10-23 19:40:11,925 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_mutex_of_deviceFINAL(lines 6692 6708) no Hoare annotation was computed. [2020-10-23 19:40:11,925 INFO L274 CegarLoopResult]: For program point L6701(lines 6701 6706) no Hoare annotation was computed. [2020-10-23 19:40:11,925 INFO L274 CegarLoopResult]: For program point L6696-1(lines 6696 6699) no Hoare annotation was computed. [2020-10-23 19:40:11,925 INFO L274 CegarLoopResult]: For program point L6696(lines 6696 6699) no Hoare annotation was computed. [2020-10-23 19:40:11,925 INFO L274 CegarLoopResult]: For program point L6697(line 6697) no Hoare annotation was computed. [2020-10-23 19:40:11,926 INFO L274 CegarLoopResult]: For program point ldv_errorFINAL(lines 6329 6335) no Hoare annotation was computed. [2020-10-23 19:40:11,926 INFO L277 CegarLoopResult]: At program point ldv_errorENTRY(lines 6329 6335) the Hoare annotation is: true [2020-10-23 19:40:11,926 INFO L274 CegarLoopResult]: For program point ldv_errorEXIT(lines 6329 6335) no Hoare annotation was computed. [2020-10-23 19:40:11,926 INFO L274 CegarLoopResult]: For program point ldv_usb_deregister_15FINAL(lines 6321 6328) no Hoare annotation was computed. [2020-10-23 19:40:11,926 INFO L274 CegarLoopResult]: For program point ldv_usb_deregister_15EXIT(lines 6321 6328) no Hoare annotation was computed. [2020-10-23 19:40:11,926 INFO L270 CegarLoopResult]: At program point ldv_usb_deregister_15ENTRY(lines 6321 6328) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,926 INFO L274 CegarLoopResult]: For program point L6324-1(line 6324) no Hoare annotation was computed. [2020-10-23 19:40:11,926 INFO L270 CegarLoopResult]: At program point L6324(line 6324) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,926 INFO L274 CegarLoopResult]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2020-10-23 19:40:11,926 INFO L277 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-10-23 19:40:11,927 INFO L270 CegarLoopResult]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: (or (not (= ~ldv_state_variable_6~0 0)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,927 INFO L274 CegarLoopResult]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2020-10-23 19:40:11,927 INFO L274 CegarLoopResult]: For program point L6844(line 6844) no Hoare annotation was computed. [2020-10-23 19:40:11,927 INFO L274 CegarLoopResult]: For program point L6845(lines 6845 6850) no Hoare annotation was computed. [2020-10-23 19:40:11,927 INFO L274 CegarLoopResult]: For program point L6840-1(lines 6840 6843) no Hoare annotation was computed. [2020-10-23 19:40:11,927 INFO L274 CegarLoopResult]: For program point L6840(lines 6840 6843) no Hoare annotation was computed. [2020-10-23 19:40:11,927 INFO L274 CegarLoopResult]: For program point L6841(line 6841) no Hoare annotation was computed. [2020-10-23 19:40:11,927 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_udevFINAL(lines 6836 6852) no Hoare annotation was computed. [2020-10-23 19:40:11,927 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_udevEXIT(lines 6836 6852) no Hoare annotation was computed. [2020-10-23 19:40:11,927 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_killable_udevENTRY(lines 6836 6852) no Hoare annotation was computed. [2020-10-23 19:40:11,927 INFO L277 CegarLoopResult]: At program point assume_abort_if_notENTRY(lines 5720 5722) the Hoare annotation is: true [2020-10-23 19:40:11,927 INFO L274 CegarLoopResult]: For program point L5721-2(lines 5720 5722) no Hoare annotation was computed. [2020-10-23 19:40:11,928 INFO L274 CegarLoopResult]: For program point L5721(line 5721) no Hoare annotation was computed. [2020-10-23 19:40:11,928 INFO L274 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 5720 5722) no Hoare annotation was computed. [2020-10-23 19:40:11,928 INFO L274 CegarLoopResult]: For program point L5762-1(line 5762) no Hoare annotation was computed. [2020-10-23 19:40:11,928 INFO L274 CegarLoopResult]: For program point ldv_init_zallocFINAL(lines 5757 5767) no Hoare annotation was computed. [2020-10-23 19:40:11,928 INFO L274 CegarLoopResult]: For program point ldv_init_zallocEXIT(lines 5757 5767) no Hoare annotation was computed. [2020-10-23 19:40:11,928 INFO L270 CegarLoopResult]: At program point ldv_init_zallocENTRY(lines 5757 5767) the Hoare annotation is: (let ((.cse0 (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) (.cse1 (not (= ~ldv_mutex_lock~0 1))) (.cse2 (not (= ~ldv_mutex_udev~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (= ~ldv_mutex_i_mutex_of_inode~0 1)))) (and (or (not (= ~ldv_state_variable_6~0 0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_state_variable_0~0 1)) .cse4))) [2020-10-23 19:40:11,928 INFO L274 CegarLoopResult]: For program point L5764-1(line 5764) no Hoare annotation was computed. [2020-10-23 19:40:11,928 INFO L270 CegarLoopResult]: At program point L5762(line 5762) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (= |#memory_int| |old(#memory_int)|)) (.cse2 (not (= ~ldv_mutex_udev~0 1))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse4 (not (= ~ldv_mutex_i_mutex_of_inode~0 1)))) (and (or (not (= ~ldv_state_variable_6~0 0)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_state_variable_0~0 1)) .cse4))) [2020-10-23 19:40:11,928 INFO L277 CegarLoopResult]: At program point L5764(line 5764) the Hoare annotation is: true [2020-10-23 19:40:11,929 INFO L274 CegarLoopResult]: For program point L6513-1(line 6513) no Hoare annotation was computed. [2020-10-23 19:40:11,929 INFO L274 CegarLoopResult]: For program point L6513(line 6513) no Hoare annotation was computed. [2020-10-23 19:40:11,929 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_i_mutex_of_inodeENTRY(lines 6508 6522) no Hoare annotation was computed. [2020-10-23 19:40:11,929 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_i_mutex_of_inodeFINAL(lines 6508 6522) no Hoare annotation was computed. [2020-10-23 19:40:11,929 INFO L274 CegarLoopResult]: For program point L6518(line 6518) no Hoare annotation was computed. [2020-10-23 19:40:11,929 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_i_mutex_of_inodeEXIT(lines 6508 6522) no Hoare annotation was computed. [2020-10-23 19:40:11,929 INFO L274 CegarLoopResult]: For program point L6514(lines 6514 6520) no Hoare annotation was computed. [2020-10-23 19:40:11,929 INFO L274 CegarLoopResult]: For program point L6515-1(line 6515) no Hoare annotation was computed. [2020-10-23 19:40:11,929 INFO L274 CegarLoopResult]: For program point L6515(line 6515) no Hoare annotation was computed. [2020-10-23 19:40:11,929 INFO L274 CegarLoopResult]: For program point L6518-1(line 6518) no Hoare annotation was computed. [2020-10-23 19:40:11,930 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-23 19:40:11,930 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~#an2720_info~0.base)| |~#an2720_info~0.base|) (= ~ldv_retval_3~0 |old(~ldv_retval_3~0)|) (= ~__mod_usb__products_device_table~0.bDeviceClass |old(~__mod_usb__products_device_table~0.bDeviceClass)|) (= |old(#length)| |#length|) (= |old(~__mod_usb__products_device_table~0.driver_info)| ~__mod_usb__products_device_table~0.driver_info) (= |old(~#epson2888_info~0.offset)| |~#epson2888_info~0.offset|) (= |old(#valid)| |#valid|) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0) (= |old(~#ali_m5632_info~0.offset)| |~#ali_m5632_info~0.offset|) (= |~#blob_info~0.base| |old(~#blob_info~0.base)|) (= ~ldv_state_variable_0~0 |old(~ldv_state_variable_0~0)|) (= |~#linuxdev_info~0.base| |old(~#linuxdev_info~0.base)|) (= |old(~#yopy_info~0.base)| |~#yopy_info~0.base|) (= |old(~__mod_usb__products_device_table~0.bInterfaceNumber)| ~__mod_usb__products_device_table~0.bInterfaceNumber) (= ~__mod_usb__products_device_table~0.match_flags |old(~__mod_usb__products_device_table~0.match_flags)|) (= |old(~__mod_usb__products_device_table~0.bDeviceProtocol)| ~__mod_usb__products_device_table~0.bDeviceProtocol) (= |old(#t~string43.base)| |#t~string43.base|) (= |~#ali_m5632_info~0.base| |old(~#ali_m5632_info~0.base)|) (= |old(#t~string42.base)| |#t~string42.base|) (= ~__mod_usb__products_device_table~0.bInterfaceSubClass |old(~__mod_usb__products_device_table~0.bInterfaceSubClass)|) (= |old(#t~string40.base)| |#t~string40.base|) (= |old(~__mod_usb__products_device_table~0.bInterfaceProtocol)| ~__mod_usb__products_device_table~0.bInterfaceProtocol) (= ~ldv_retval_2~0 |old(~ldv_retval_2~0)|) (= |~#kc2190_info~0.base| |old(~#kc2190_info~0.base)|) (= |old(~ref_cnt~0)| ~ref_cnt~0) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |~#cdc_subset_driver~0.base| |old(~#cdc_subset_driver~0.base)|) (= ~ldv_mutex_i_mutex_of_inode~0 |old(~ldv_mutex_i_mutex_of_inode~0)|) (= |old(#t~string39.offset)| |#t~string39.offset|) (= ~ldv_state_variable_3~0 |old(~ldv_state_variable_3~0)|) (= |old(#t~string38.base)| |#t~string38.base|) (= ~ldv_retval_1~0 |old(~ldv_retval_1~0)|) (= |old(~LDV_IN_INTERRUPT~0)| ~LDV_IN_INTERRUPT~0) (= |old(#t~string39.base)| |#t~string39.base|) (= |old(~#belkin_info~0.offset)| |~#belkin_info~0.offset|) (= |old(#t~string44.offset)| |#t~string44.offset|) (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |old(#t~string1.offset)| |#t~string1.offset|) (= |#t~string0.offset| |old(#t~string0.offset)|) (= ~__mod_usb__products_device_table~0.bDeviceSubClass |old(~__mod_usb__products_device_table~0.bDeviceSubClass)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |old(~#kc2190_info~0.offset)| |~#kc2190_info~0.offset|) (= |#t~string0.base| |old(#t~string0.base)|) (= |~#yopy_info~0.offset| |old(~#yopy_info~0.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |old(#NULL.base)| |#NULL.base|) (= |~#an2720_info~0.offset| |old(~#an2720_info~0.offset)|) (= |~#products~0.offset| |old(~#products~0.offset)|) (= |~#products~0.base| |old(~#products~0.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#t~string36.base)| |#t~string36.base|) (= ~ldv_state_variable_2~0 |old(~ldv_state_variable_2~0)|) (= ~ldv_retval_0~0 |old(~ldv_retval_0~0)|) (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~__mod_usb__products_device_table~0.bcdDevice_hi |old(~__mod_usb__products_device_table~0.bcdDevice_hi)|) (= |old(~__mod_usb__products_device_table~0.idProduct)| ~__mod_usb__products_device_table~0.idProduct) (= |~#epson2888_info~0.base| |old(~#epson2888_info~0.base)|) (= |old(#t~string41.offset)| |#t~string41.offset|) (= |old(~__mod_usb__products_device_table~0.idVendor)| ~__mod_usb__products_device_table~0.idVendor) (= |~#blob_info~0.offset| |old(~#blob_info~0.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |old(#t~string38.offset)| |#t~string38.offset|) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_4~0 |old(~ldv_state_variable_4~0)|) (= ~usb_counter~0 |old(~usb_counter~0)|) (= |~#cdc_subset_driver~0.offset| |old(~#cdc_subset_driver~0.offset)|) (= ~ldv_mutex_lock~0 |old(~ldv_mutex_lock~0)|) (= |old(#t~string37.base)| |#t~string37.base|) (= |old(~__mod_usb__products_device_table~0.bInterfaceClass)| ~__mod_usb__products_device_table~0.bInterfaceClass) (= ~ldv_state_variable_6~0 |old(~ldv_state_variable_6~0)|) (= |old(~#belkin_info~0.base)| |~#belkin_info~0.base|) (= |old(#t~string41.base)| |#t~string41.base|) (= |old(#t~string45.base)| |#t~string45.base|) (= ~ldv_state_variable_5~0 |old(~ldv_state_variable_5~0)|) (= |old(#t~string44.base)| |#t~string44.base|) (= |~#linuxdev_info~0.offset| |old(~#linuxdev_info~0.offset)|) (= ~__mod_usb__products_device_table~0.bcdDevice_lo |old(~__mod_usb__products_device_table~0.bcdDevice_lo)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~cdc_subset_driver_group1~0.base)| ~cdc_subset_driver_group1~0.base)) [2020-10-23 19:40:11,930 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-23 19:40:11,930 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_lockFINAL(lines 6667 6673) no Hoare annotation was computed. [2020-10-23 19:40:11,930 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_lockENTRY(lines 6667 6673) no Hoare annotation was computed. [2020-10-23 19:40:11,931 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_lockEXIT(lines 6667 6673) no Hoare annotation was computed. [2020-10-23 19:40:11,931 INFO L274 CegarLoopResult]: For program point mutex_lockENTRY(lines 6994 6996) no Hoare annotation was computed. [2020-10-23 19:40:11,931 INFO L274 CegarLoopResult]: For program point mutex_lockFINAL(lines 6994 6996) no Hoare annotation was computed. [2020-10-23 19:40:11,931 INFO L274 CegarLoopResult]: For program point mutex_lockEXIT(lines 6994 6996) no Hoare annotation was computed. [2020-10-23 19:40:11,931 INFO L274 CegarLoopResult]: For program point L6648-1(line 6648) no Hoare annotation was computed. [2020-10-23 19:40:11,931 INFO L274 CegarLoopResult]: For program point L6648(line 6648) no Hoare annotation was computed. [2020-10-23 19:40:11,931 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_lockEXIT(lines 6644 6651) no Hoare annotation was computed. [2020-10-23 19:40:11,931 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_lockFINAL(lines 6644 6651) no Hoare annotation was computed. [2020-10-23 19:40:11,931 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_lockENTRY(lines 6644 6651) no Hoare annotation was computed. [2020-10-23 19:40:11,931 INFO L274 CegarLoopResult]: For program point ldv_memsetFINAL(lines 5768 5775) no Hoare annotation was computed. [2020-10-23 19:40:11,932 INFO L274 CegarLoopResult]: For program point L5772-1(line 5772) no Hoare annotation was computed. [2020-10-23 19:40:11,932 INFO L270 CegarLoopResult]: At program point L5772(line 5772) the Hoare annotation is: (or (not (= ~ldv_state_variable_6~0 0)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,932 INFO L270 CegarLoopResult]: At program point ldv_memsetENTRY(lines 5768 5775) the Hoare annotation is: (or (not (= ~ldv_state_variable_6~0 0)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,932 INFO L274 CegarLoopResult]: For program point ldv_memsetEXIT(lines 5768 5775) no Hoare annotation was computed. [2020-10-23 19:40:11,932 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_i_mutex_of_inodeEXIT(lines 6466 6481) no Hoare annotation was computed. [2020-10-23 19:40:11,932 INFO L274 CegarLoopResult]: For program point L6470(lines 6470 6479) no Hoare annotation was computed. [2020-10-23 19:40:11,932 INFO L274 CegarLoopResult]: For program point L6471-1(line 6471) no Hoare annotation was computed. [2020-10-23 19:40:11,932 INFO L274 CegarLoopResult]: For program point L6471(line 6471) no Hoare annotation was computed. [2020-10-23 19:40:11,932 INFO L274 CegarLoopResult]: For program point L6472(lines 6472 6476) no Hoare annotation was computed. [2020-10-23 19:40:11,933 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_i_mutex_of_inodeENTRY(lines 6466 6481) no Hoare annotation was computed. [2020-10-23 19:40:11,933 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_i_mutex_of_inodeFINAL(lines 6466 6481) no Hoare annotation was computed. [2020-10-23 19:40:11,933 INFO L274 CegarLoopResult]: For program point L6683(line 6683) no Hoare annotation was computed. [2020-10-23 19:40:11,933 INFO L274 CegarLoopResult]: For program point L6684(lines 6684 6689) no Hoare annotation was computed. [2020-10-23 19:40:11,933 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceENTRY(lines 6675 6691) no Hoare annotation was computed. [2020-10-23 19:40:11,933 INFO L274 CegarLoopResult]: For program point L6679-1(lines 6679 6682) no Hoare annotation was computed. [2020-10-23 19:40:11,933 INFO L274 CegarLoopResult]: For program point L6679(lines 6679 6682) no Hoare annotation was computed. [2020-10-23 19:40:11,933 INFO L274 CegarLoopResult]: For program point L6680(line 6680) no Hoare annotation was computed. [2020-10-23 19:40:11,933 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceFINAL(lines 6675 6691) no Hoare annotation was computed. [2020-10-23 19:40:11,933 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_mutex_of_deviceEXIT(lines 6675 6691) no Hoare annotation was computed. [2020-10-23 19:40:11,934 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_mutex_of_deviceENTRY(lines 6754 6769) no Hoare annotation was computed. [2020-10-23 19:40:11,934 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_mutex_of_deviceEXIT(lines 6754 6769) no Hoare annotation was computed. [2020-10-23 19:40:11,934 INFO L274 CegarLoopResult]: For program point L6758(lines 6758 6767) no Hoare annotation was computed. [2020-10-23 19:40:11,934 INFO L274 CegarLoopResult]: For program point L6759-1(line 6759) no Hoare annotation was computed. [2020-10-23 19:40:11,934 INFO L274 CegarLoopResult]: For program point L6759(line 6759) no Hoare annotation was computed. [2020-10-23 19:40:11,934 INFO L274 CegarLoopResult]: For program point L6760(lines 6760 6764) no Hoare annotation was computed. [2020-10-23 19:40:11,934 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_mutex_of_deviceFINAL(lines 6754 6769) no Hoare annotation was computed. [2020-10-23 19:40:11,934 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_udevFINAL(lines 6853 6863) no Hoare annotation was computed. [2020-10-23 19:40:11,934 INFO L270 CegarLoopResult]: At program point ldv_mutex_lock_udevENTRY(lines 6853 6863) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,935 INFO L274 CegarLoopResult]: For program point L6856-1(lines 6856 6859) no Hoare annotation was computed. [2020-10-23 19:40:11,935 INFO L274 CegarLoopResult]: For program point L6856(lines 6856 6859) no Hoare annotation was computed. [2020-10-23 19:40:11,935 INFO L270 CegarLoopResult]: At program point L6857(line 6857) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,935 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_udevEXIT(lines 6853 6863) no Hoare annotation was computed. [2020-10-23 19:40:11,935 INFO L274 CegarLoopResult]: For program point L6395(line 6395) no Hoare annotation was computed. [2020-10-23 19:40:11,935 INFO L274 CegarLoopResult]: For program point L6396(lines 6396 6401) no Hoare annotation was computed. [2020-10-23 19:40:11,935 INFO L274 CegarLoopResult]: For program point L6391-1(lines 6391 6394) no Hoare annotation was computed. [2020-10-23 19:40:11,935 INFO L274 CegarLoopResult]: For program point L6391(lines 6391 6394) no Hoare annotation was computed. [2020-10-23 19:40:11,935 INFO L274 CegarLoopResult]: For program point L6392(line 6392) no Hoare annotation was computed. [2020-10-23 19:40:11,935 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_i_mutex_of_inodeENTRY(lines 6387 6403) no Hoare annotation was computed. [2020-10-23 19:40:11,935 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_i_mutex_of_inodeEXIT(lines 6387 6403) no Hoare annotation was computed. [2020-10-23 19:40:11,936 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_i_mutex_of_inodeFINAL(lines 6387 6403) no Hoare annotation was computed. [2020-10-23 19:40:11,936 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_udevEXIT(lines 6914 6924) no Hoare annotation was computed. [2020-10-23 19:40:11,936 INFO L270 CegarLoopResult]: At program point L6918(line 6918) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 2 |old(~ldv_mutex_udev~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,936 INFO L274 CegarLoopResult]: For program point L6917-1(lines 6917 6920) no Hoare annotation was computed. [2020-10-23 19:40:11,936 INFO L270 CegarLoopResult]: At program point ldv_mutex_unlock_udevENTRY(lines 6914 6924) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= 2 ~ldv_mutex_udev~0) (not (= 2 |old(~ldv_mutex_udev~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,936 INFO L274 CegarLoopResult]: For program point L6917(lines 6917 6920) no Hoare annotation was computed. [2020-10-23 19:40:11,936 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_udevFINAL(lines 6914 6924) no Hoare annotation was computed. [2020-10-23 19:40:11,936 INFO L277 CegarLoopResult]: At program point ldv_undef_intENTRY(lines 5776 5783) the Hoare annotation is: true [2020-10-23 19:40:11,937 INFO L274 CegarLoopResult]: For program point ldv_undef_intFINAL(lines 5776 5783) no Hoare annotation was computed. [2020-10-23 19:40:11,937 INFO L274 CegarLoopResult]: For program point ldv_undef_intEXIT(lines 5776 5783) no Hoare annotation was computed. [2020-10-23 19:40:11,937 INFO L274 CegarLoopResult]: For program point L6047(lines 6047 6062) no Hoare annotation was computed. [2020-10-23 19:40:11,937 INFO L274 CegarLoopResult]: For program point L6080-2(lines 6067 6122) no Hoare annotation was computed. [2020-10-23 19:40:11,937 INFO L274 CegarLoopResult]: For program point L6113(lines 6113 6116) no Hoare annotation was computed. [2020-10-23 19:40:11,937 INFO L274 CegarLoopResult]: For program point L6080(lines 6080 6085) no Hoare annotation was computed. [2020-10-23 19:40:11,937 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 5979 6229) no Hoare annotation was computed. [2020-10-23 19:40:11,937 INFO L274 CegarLoopResult]: For program point L6130(lines 6130 6161) no Hoare annotation was computed. [2020-10-23 19:40:11,937 INFO L277 CegarLoopResult]: At program point L6196(line 6196) the Hoare annotation is: true [2020-10-23 19:40:11,937 INFO L274 CegarLoopResult]: For program point L6031(lines 6031 6041) no Hoare annotation was computed. [2020-10-23 19:40:11,937 INFO L274 CegarLoopResult]: For program point L6064(line 6064) no Hoare annotation was computed. [2020-10-23 19:40:11,938 INFO L274 CegarLoopResult]: For program point L6213(line 6213) no Hoare annotation was computed. [2020-10-23 19:40:11,938 INFO L270 CegarLoopResult]: At program point L6015(line 6015) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,938 INFO L270 CegarLoopResult]: At program point L6015-1(line 6015) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,938 INFO L270 CegarLoopResult]: At program point L6081(line 6081) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,938 INFO L274 CegarLoopResult]: For program point L6081-1(line 6081) no Hoare annotation was computed. [2020-10-23 19:40:11,938 INFO L274 CegarLoopResult]: For program point L6131(line 6131) no Hoare annotation was computed. [2020-10-23 19:40:11,938 INFO L274 CegarLoopResult]: For program point L6065(lines 6065 6125) no Hoare annotation was computed. [2020-10-23 19:40:11,938 INFO L274 CegarLoopResult]: For program point L6032(line 6032) no Hoare annotation was computed. [2020-10-23 19:40:11,938 INFO L277 CegarLoopResult]: At program point L6214(line 6214) the Hoare annotation is: true [2020-10-23 19:40:11,939 INFO L274 CegarLoopResult]: For program point L6049(lines 6049 6059) no Hoare annotation was computed. [2020-10-23 19:40:11,939 INFO L274 CegarLoopResult]: For program point L6016(line 6016) no Hoare annotation was computed. [2020-10-23 19:40:11,939 INFO L274 CegarLoopResult]: For program point L6132(lines 6132 6137) no Hoare annotation was computed. [2020-10-23 19:40:11,939 INFO L274 CegarLoopResult]: For program point L6033(lines 6033 6037) no Hoare annotation was computed. [2020-10-23 19:40:11,939 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 5979 6229) no Hoare annotation was computed. [2020-10-23 19:40:11,939 INFO L274 CegarLoopResult]: For program point L6050(line 6050) no Hoare annotation was computed. [2020-10-23 19:40:11,939 INFO L274 CegarLoopResult]: For program point L6166(line 6166) no Hoare annotation was computed. [2020-10-23 19:40:11,939 INFO L274 CegarLoopResult]: For program point L6067(lines 6067 6122) no Hoare annotation was computed. [2020-10-23 19:40:11,939 INFO L270 CegarLoopResult]: At program point L6034(line 6034) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (= ~ldv_mutex_udev~0 1) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,939 INFO L270 CegarLoopResult]: At program point L6133(line 6133) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (= ~ldv_mutex_udev~0 1) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,939 INFO L274 CegarLoopResult]: For program point L6100(line 6100) no Hoare annotation was computed. [2020-10-23 19:40:11,940 INFO L274 CegarLoopResult]: For program point L6133-1(line 6133) no Hoare annotation was computed. [2020-10-23 19:40:11,940 INFO L274 CegarLoopResult]: For program point L6034-1(line 6034) no Hoare annotation was computed. [2020-10-23 19:40:11,940 INFO L274 CegarLoopResult]: For program point L6051(lines 6051 6055) no Hoare annotation was computed. [2020-10-23 19:40:11,940 INFO L274 CegarLoopResult]: For program point L6167(lines 6167 6182) no Hoare annotation was computed. [2020-10-23 19:40:11,940 INFO L274 CegarLoopResult]: For program point L6101(lines 6101 6108) no Hoare annotation was computed. [2020-10-23 19:40:11,940 INFO L274 CegarLoopResult]: For program point L6068(line 6068) no Hoare annotation was computed. [2020-10-23 19:40:11,940 INFO L274 CegarLoopResult]: For program point L6184(line 6184) no Hoare annotation was computed. [2020-10-23 19:40:11,940 INFO L274 CegarLoopResult]: For program point L6052-1(line 6052) no Hoare annotation was computed. [2020-10-23 19:40:11,940 INFO L270 CegarLoopResult]: At program point L6052(line 6052) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,940 INFO L270 CegarLoopResult]: At program point L6102(line 6102) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,941 INFO L270 CegarLoopResult]: At program point L6003(line 6003) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= |#memory_int| |old(#memory_int)|) (= ~ldv_state_variable_6~0 0) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,941 INFO L274 CegarLoopResult]: For program point L6003-1(line 6003) no Hoare annotation was computed. [2020-10-23 19:40:11,941 INFO L274 CegarLoopResult]: For program point L6069(lines 6069 6077) no Hoare annotation was computed. [2020-10-23 19:40:11,941 INFO L274 CegarLoopResult]: For program point L6102-1(line 6102) no Hoare annotation was computed. [2020-10-23 19:40:11,941 INFO L274 CegarLoopResult]: For program point L6185(lines 6185 6200) no Hoare annotation was computed. [2020-10-23 19:40:11,941 INFO L274 CegarLoopResult]: For program point L6202(line 6202) no Hoare annotation was computed. [2020-10-23 19:40:11,941 INFO L274 CegarLoopResult]: For program point L6103(lines 6103 6106) no Hoare annotation was computed. [2020-10-23 19:40:11,941 INFO L270 CegarLoopResult]: At program point L6070(line 6070) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,941 INFO L274 CegarLoopResult]: For program point L6169(lines 6169 6179) no Hoare annotation was computed. [2020-10-23 19:40:11,941 INFO L274 CegarLoopResult]: For program point L6070-1(line 6070) no Hoare annotation was computed. [2020-10-23 19:40:11,942 INFO L270 CegarLoopResult]: At program point L6087(line 6087) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,942 INFO L274 CegarLoopResult]: For program point L6087-1(line 6087) no Hoare annotation was computed. [2020-10-23 19:40:11,942 INFO L270 CegarLoopResult]: At program point L6153(lines 6002 6228) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (= ~ldv_mutex_udev~0 1) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,942 INFO L274 CegarLoopResult]: For program point L6120(line 6120) no Hoare annotation was computed. [2020-10-23 19:40:11,942 INFO L274 CegarLoopResult]: For program point L6203(lines 6203 6218) no Hoare annotation was computed. [2020-10-23 19:40:11,942 INFO L274 CegarLoopResult]: For program point L6170(line 6170) no Hoare annotation was computed. [2020-10-23 19:40:11,942 INFO L274 CegarLoopResult]: For program point L6071(lines 6071 6075) no Hoare annotation was computed. [2020-10-23 19:40:11,942 INFO L270 CegarLoopResult]: At program point L6005(line 6005) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,942 INFO L274 CegarLoopResult]: For program point L6005-1(line 6005) no Hoare annotation was computed. [2020-10-23 19:40:11,943 INFO L274 CegarLoopResult]: For program point L6187(lines 6187 6197) no Hoare annotation was computed. [2020-10-23 19:40:11,943 INFO L274 CegarLoopResult]: For program point L6220(line 6220) no Hoare annotation was computed. [2020-10-23 19:40:11,943 INFO L277 CegarLoopResult]: At program point L6121(line 6121) the Hoare annotation is: true [2020-10-23 19:40:11,943 INFO L274 CegarLoopResult]: For program point L6171(lines 6171 6175) no Hoare annotation was computed. [2020-10-23 19:40:11,943 INFO L274 CegarLoopResult]: For program point L6039(line 6039) no Hoare annotation was computed. [2020-10-23 19:40:11,943 INFO L277 CegarLoopResult]: At program point L6221(line 6221) the Hoare annotation is: true [2020-10-23 19:40:11,943 INFO L274 CegarLoopResult]: For program point L6188(line 6188) no Hoare annotation was computed. [2020-10-23 19:40:11,943 INFO L274 CegarLoopResult]: For program point L6139(line 6139) no Hoare annotation was computed. [2020-10-23 19:40:11,943 INFO L274 CegarLoopResult]: For program point L6172-1(line 6172) no Hoare annotation was computed. [2020-10-23 19:40:11,943 INFO L274 CegarLoopResult]: For program point L6205(lines 6205 6215) no Hoare annotation was computed. [2020-10-23 19:40:11,943 INFO L270 CegarLoopResult]: At program point L6172(line 6172) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,944 INFO L270 CegarLoopResult]: At program point L6007(line 6007) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,944 INFO L274 CegarLoopResult]: For program point L6007-1(line 6007) no Hoare annotation was computed. [2020-10-23 19:40:11,944 INFO L277 CegarLoopResult]: At program point L6040(line 6040) the Hoare annotation is: true [2020-10-23 19:40:11,944 INFO L274 CegarLoopResult]: For program point L6189(lines 6189 6193) no Hoare annotation was computed. [2020-10-23 19:40:11,944 INFO L274 CegarLoopResult]: For program point L6057(line 6057) no Hoare annotation was computed. [2020-10-23 19:40:11,944 INFO L274 CegarLoopResult]: For program point L6206(line 6206) no Hoare annotation was computed. [2020-10-23 19:40:11,944 INFO L274 CegarLoopResult]: For program point L6140(lines 6140 6157) no Hoare annotation was computed. [2020-10-23 19:40:11,944 INFO L270 CegarLoopResult]: At program point L6223(lines 6002 6228) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,944 INFO L270 CegarLoopResult]: At program point L6190(line 6190) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,944 INFO L277 CegarLoopResult]: At program point L6058(line 6058) the Hoare annotation is: true [2020-10-23 19:40:11,945 INFO L274 CegarLoopResult]: For program point L6190-1(line 6190) no Hoare annotation was computed. [2020-10-23 19:40:11,945 INFO L274 CegarLoopResult]: For program point L6207(lines 6207 6211) no Hoare annotation was computed. [2020-10-23 19:40:11,945 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 5979 6229) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (and (= ~ldv_retval_2~0 |old(~ldv_retval_2~0)|) (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |old(~ref_cnt~0)| ~ref_cnt~0) (= ~ldv_retval_3~0 |old(~ldv_retval_3~0)|) (= |old(#length)| |#length|) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_4~0 |old(~ldv_state_variable_4~0)|) (= ~usb_counter~0 |old(~usb_counter~0)|) (= |#memory_int| |old(#memory_int)|) (= ~ldv_state_variable_6~0 |old(~ldv_state_variable_6~0)|) (= |old(#valid)| |#valid|) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0) (= ~ldv_state_variable_3~0 |old(~ldv_state_variable_3~0)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~ldv_state_variable_5~0 |old(~ldv_state_variable_5~0)|) (= ~ldv_state_variable_0~0 |old(~ldv_state_variable_0~0)|) (= ~ldv_retval_1~0 |old(~ldv_retval_1~0)|) (= ~ldv_state_variable_2~0 |old(~ldv_state_variable_2~0)|) (= ~ldv_retval_0~0 |old(~ldv_retval_0~0)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(~cdc_subset_driver_group1~0.base)| ~cdc_subset_driver_group1~0.base))) [2020-10-23 19:40:11,945 INFO L270 CegarLoopResult]: At program point L6141(line 6141) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_0~0 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,945 INFO L274 CegarLoopResult]: For program point L6141-1(line 6141) no Hoare annotation was computed. [2020-10-23 19:40:11,945 INFO L270 CegarLoopResult]: At program point L6009(line 6009) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,945 INFO L274 CegarLoopResult]: For program point L6009-1(line 6009) no Hoare annotation was computed. [2020-10-23 19:40:11,945 INFO L274 CegarLoopResult]: For program point L6208-1(line 6208) no Hoare annotation was computed. [2020-10-23 19:40:11,945 INFO L274 CegarLoopResult]: For program point L6142(lines 6142 6150) no Hoare annotation was computed. [2020-10-23 19:40:11,946 INFO L270 CegarLoopResult]: At program point L6208(line 6208) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,946 INFO L274 CegarLoopResult]: For program point L6142-2(lines 6140 6156) no Hoare annotation was computed. [2020-10-23 19:40:11,946 INFO L274 CegarLoopResult]: For program point L6159(line 6159) no Hoare annotation was computed. [2020-10-23 19:40:11,946 INFO L274 CegarLoopResult]: For program point L6027(lines 6027 6222) no Hoare annotation was computed. [2020-10-23 19:40:11,946 INFO L274 CegarLoopResult]: For program point L6093(line 6093) no Hoare annotation was computed. [2020-10-23 19:40:11,946 INFO L274 CegarLoopResult]: For program point L6110(line 6110) no Hoare annotation was computed. [2020-10-23 19:40:11,946 INFO L270 CegarLoopResult]: At program point L6011(line 6011) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,946 INFO L274 CegarLoopResult]: For program point L6011-1(line 6011) no Hoare annotation was computed. [2020-10-23 19:40:11,946 INFO L274 CegarLoopResult]: For program point L6226(line 6226) no Hoare annotation was computed. [2020-10-23 19:40:11,946 INFO L274 CegarLoopResult]: For program point L6127(line 6127) no Hoare annotation was computed. [2020-10-23 19:40:11,946 INFO L274 CegarLoopResult]: For program point L6094(lines 6094 6098) no Hoare annotation was computed. [2020-10-23 19:40:11,947 INFO L277 CegarLoopResult]: At program point L6160(line 6160) the Hoare annotation is: true [2020-10-23 19:40:11,947 INFO L274 CegarLoopResult]: For program point L6028(line 6028) no Hoare annotation was computed. [2020-10-23 19:40:11,947 INFO L274 CegarLoopResult]: For program point L6111(lines 6111 6118) no Hoare annotation was computed. [2020-10-23 19:40:11,947 INFO L274 CegarLoopResult]: For program point L6177(line 6177) no Hoare annotation was computed. [2020-10-23 19:40:11,947 INFO L270 CegarLoopResult]: At program point L6095(line 6095) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,947 INFO L274 CegarLoopResult]: For program point L6095-1(line 6095) no Hoare annotation was computed. [2020-10-23 19:40:11,947 INFO L274 CegarLoopResult]: For program point L6128(lines 6128 6164) no Hoare annotation was computed. [2020-10-23 19:40:11,947 INFO L274 CegarLoopResult]: For program point L6029(lines 6029 6044) no Hoare annotation was computed. [2020-10-23 19:40:11,947 INFO L277 CegarLoopResult]: At program point L6178(line 6178) the Hoare annotation is: true [2020-10-23 19:40:11,947 INFO L274 CegarLoopResult]: For program point L6079(line 6079) no Hoare annotation was computed. [2020-10-23 19:40:11,947 INFO L274 CegarLoopResult]: For program point L6112-1(line 6112) no Hoare annotation was computed. [2020-10-23 19:40:11,948 INFO L274 CegarLoopResult]: For program point L6046(line 6046) no Hoare annotation was computed. [2020-10-23 19:40:11,948 INFO L270 CegarLoopResult]: At program point L6112(line 6112) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0)) (= |old(~ldv_mutex_udev~0)| ~ldv_mutex_udev~0)) [2020-10-23 19:40:11,948 INFO L270 CegarLoopResult]: At program point L6013(line 6013) the Hoare annotation is: (or (not (= |old(~ldv_mutex_udev~0)| 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (and (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~ldv_state_variable_6~0 0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= |old(~ldv_state_variable_6~0)| 0))) [2020-10-23 19:40:11,948 INFO L274 CegarLoopResult]: For program point L6013-1(line 6013) no Hoare annotation was computed. [2020-10-23 19:40:11,948 INFO L274 CegarLoopResult]: For program point L6195(line 6195) no Hoare annotation was computed. [2020-10-23 19:40:11,948 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_mutex_of_deviceEXIT(lines 6720 6736) no Hoare annotation was computed. [2020-10-23 19:40:11,948 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_mutex_of_deviceENTRY(lines 6720 6736) no Hoare annotation was computed. [2020-10-23 19:40:11,948 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_mutex_of_deviceFINAL(lines 6720 6736) no Hoare annotation was computed. [2020-10-23 19:40:11,948 INFO L274 CegarLoopResult]: For program point L6728(line 6728) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point L6729(lines 6729 6734) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point L6724-1(lines 6724 6727) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point L6724(lines 6724 6727) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point L6725(line 6725) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_7ENTRY(lines 6246 6253) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_7EXIT(lines 6246 6253) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_7FINAL(lines 6246 6253) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point L6249(line 6249) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point L6249-1(line 6249) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point dummy_postresetEXIT(lines 5935 5940) no Hoare annotation was computed. [2020-10-23 19:40:11,949 INFO L274 CegarLoopResult]: For program point dummy_postresetENTRY(lines 5935 5940) no Hoare annotation was computed. [2020-10-23 19:40:11,950 INFO L274 CegarLoopResult]: For program point dummy_postresetFINAL(lines 5935 5940) no Hoare annotation was computed. [2020-10-23 19:40:11,950 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_i_mutex_of_inodeFINAL(lines 6421 6431) no Hoare annotation was computed. [2020-10-23 19:40:11,950 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_i_mutex_of_inodeENTRY(lines 6421 6431) no Hoare annotation was computed. [2020-10-23 19:40:11,950 INFO L274 CegarLoopResult]: For program point L6424-1(lines 6424 6427) no Hoare annotation was computed. [2020-10-23 19:40:11,950 INFO L274 CegarLoopResult]: For program point L6424(lines 6424 6427) no Hoare annotation was computed. [2020-10-23 19:40:11,950 INFO L274 CegarLoopResult]: For program point L6425(line 6425) no Hoare annotation was computed. [2020-10-23 19:40:11,950 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_i_mutex_of_inodeEXIT(lines 6421 6431) no Hoare annotation was computed. [2020-10-23 19:40:11,950 INFO L277 CegarLoopResult]: At program point usbnet_probeENTRY(lines 7019 7021) the Hoare annotation is: true [2020-10-23 19:40:11,950 INFO L274 CegarLoopResult]: For program point usbnet_probeFINAL(lines 7019 7021) no Hoare annotation was computed. [2020-10-23 19:40:11,950 INFO L274 CegarLoopResult]: For program point usbnet_probeEXIT(lines 7019 7021) no Hoare annotation was computed. [2020-10-23 19:40:11,950 INFO L274 CegarLoopResult]: For program point L6584(line 6584) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point L6585(lines 6585 6590) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point L6580-1(lines 6580 6583) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point L6580(lines 6580 6583) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point L6581(line 6581) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_lockEXIT(lines 6576 6592) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_lockENTRY(lines 6576 6592) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_lockFINAL(lines 6576 6592) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_5EXIT(lines 6230 6237) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point L6233(line 6233) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point L6233-1(line 6233) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_5ENTRY(lines 6230 6237) no Hoare annotation was computed. [2020-10-23 19:40:11,951 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_5FINAL(lines 6230 6237) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_lockFINAL(lines 6637 6643) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_lockENTRY(lines 6637 6643) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_lockEXIT(lines 6637 6643) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L277 CegarLoopResult]: At program point usb_register_driverENTRY(lines 7008 7010) the Hoare annotation is: true [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point usb_register_driverFINAL(lines 7008 7010) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point usb_register_driverEXIT(lines 7008 7010) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point L6801-1(line 6801) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point L6801(line 6801) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_mutex_of_deviceEXIT(lines 6796 6810) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_mutex_of_deviceENTRY(lines 6796 6810) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_mutex_of_deviceFINAL(lines 6796 6810) no Hoare annotation was computed. [2020-10-23 19:40:11,952 INFO L274 CegarLoopResult]: For program point L6806(line 6806) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point L6802(lines 6802 6808) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point L6803-1(line 6803) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point L6803(line 6803) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point L6806-1(line 6806) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_mutex_of_deviceEXIT(lines 6788 6795) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point L6792-1(line 6792) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point L6792(line 6792) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_mutex_of_deviceENTRY(lines 6788 6795) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_mutex_of_deviceFINAL(lines 6788 6795) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point ldv_is_errEXIT(lines 6350 6355) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point ldv_is_errENTRY(lines 6350 6355) no Hoare annotation was computed. [2020-10-23 19:40:11,953 INFO L274 CegarLoopResult]: For program point ldv_is_errFINAL(lines 6350 6355) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_i_mutex_of_inodeEXIT(lines 6432 6448) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_i_mutex_of_inodeENTRY(lines 6432 6448) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_i_mutex_of_inodeFINAL(lines 6432 6448) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point L6440(line 6440) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point L6441(lines 6441 6446) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point L6436-1(lines 6436 6439) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point L6436(lines 6436 6439) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point L6437(line 6437) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_udevEXIT(lines 6881 6897) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_udevENTRY(lines 6881 6897) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_udevFINAL(lines 6881 6897) no Hoare annotation was computed. [2020-10-23 19:40:11,954 INFO L274 CegarLoopResult]: For program point L6890(lines 6890 6894) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point L6886(line 6886) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point L6889(line 6889) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point L6885-1(lines 6885 6888) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point L6885(lines 6885 6888) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point __ldv_usb_unlock_deviceFINAL(lines 6984 6986) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L277 CegarLoopResult]: At program point __ldv_usb_unlock_deviceENTRY(lines 6984 6986) the Hoare annotation is: true [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point __ldv_usb_unlock_deviceEXIT(lines 6984 6986) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point L6614(lines 6614 6623) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point L6615-1(line 6615) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point L6615(line 6615) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point L6616(lines 6616 6620) no Hoare annotation was computed. [2020-10-23 19:40:11,955 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_lockEXIT(lines 6610 6625) no Hoare annotation was computed. [2020-10-23 19:40:11,956 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_lockENTRY(lines 6610 6625) no Hoare annotation was computed. [2020-10-23 19:40:11,956 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_lockFINAL(lines 6610 6625) no Hoare annotation was computed. [2020-10-23 19:40:11,956 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_6ENTRY(lines 6238 6245) no Hoare annotation was computed. [2020-10-23 19:40:11,956 INFO L274 CegarLoopResult]: For program point L6241(line 6241) no Hoare annotation was computed. [2020-10-23 19:40:11,956 INFO L274 CegarLoopResult]: For program point L6241-1(line 6241) no Hoare annotation was computed. [2020-10-23 19:40:11,956 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_6EXIT(lines 6238 6245) no Hoare annotation was computed. [2020-10-23 19:40:11,956 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_6FINAL(lines 6238 6245) no Hoare annotation was computed. [2020-10-23 19:40:11,956 INFO L274 CegarLoopResult]: For program point ldv_err_ptrEXIT(lines 6356 6361) no Hoare annotation was computed. [2020-10-23 19:40:11,956 INFO L274 CegarLoopResult]: For program point ldv_err_ptrENTRY(lines 6356 6361) no Hoare annotation was computed. [2020-10-23 19:40:11,956 INFO L274 CegarLoopResult]: For program point ldv_err_ptrFINAL(lines 6356 6361) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_udevEXIT(lines 6864 6880) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point L6872(line 6872) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point L6873(lines 6873 6878) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_udevENTRY(lines 6864 6880) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point L6868-1(lines 6868 6871) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point L6868(lines 6868 6871) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point L6869(line 6869) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point ldv_mutex_trylock_udevFINAL(lines 6864 6880) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point L6270(line 6270) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_9ENTRY(lines 6267 6274) no Hoare annotation was computed. [2020-10-23 19:40:11,957 INFO L274 CegarLoopResult]: For program point L6270-1(line 6270) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_9EXIT(lines 6267 6274) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_9FINAL(lines 6267 6274) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_lockENTRY(lines 6626 6636) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_lockEXIT(lines 6626 6636) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point L6630(line 6630) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_lockFINAL(lines 6626 6636) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point L6629-1(lines 6629 6632) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point L6629(lines 6629 6632) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_10ENTRY(lines 6275 6282) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_10FINAL(lines 6275 6282) no Hoare annotation was computed. [2020-10-23 19:40:11,958 INFO L274 CegarLoopResult]: For program point L6278(line 6278) no Hoare annotation was computed. [2020-10-23 19:40:11,959 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_10EXIT(lines 6275 6282) no Hoare annotation was computed. [2020-10-23 19:40:11,959 INFO L274 CegarLoopResult]: For program point L6278-1(line 6278) no Hoare annotation was computed. [2020-10-23 19:40:11,959 INFO L270 CegarLoopResult]: At program point ldv_usb_unlock_device_udevENTRY(lines 6955 6961) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= 2 ~ldv_mutex_udev~0) (not (= 2 |old(~ldv_mutex_udev~0)|)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,959 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_udevFINAL(lines 6955 6961) no Hoare annotation was computed. [2020-10-23 19:40:11,959 INFO L274 CegarLoopResult]: For program point ldv_usb_unlock_device_udevEXIT(lines 6955 6961) no Hoare annotation was computed. [2020-10-23 19:40:11,959 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_udevENTRY(lines 6898 6913) no Hoare annotation was computed. [2020-10-23 19:40:11,959 INFO L274 CegarLoopResult]: For program point L6902(lines 6902 6911) no Hoare annotation was computed. [2020-10-23 19:40:11,959 INFO L274 CegarLoopResult]: For program point L6903-1(line 6903) no Hoare annotation was computed. [2020-10-23 19:40:11,959 INFO L274 CegarLoopResult]: For program point L6903(line 6903) no Hoare annotation was computed. [2020-10-23 19:40:11,959 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_udevFINAL(lines 6898 6913) no Hoare annotation was computed. [2020-10-23 19:40:11,959 INFO L274 CegarLoopResult]: For program point L6904(lines 6904 6908) no Hoare annotation was computed. [2020-10-23 19:40:11,960 INFO L274 CegarLoopResult]: For program point ldv_mutex_is_locked_udevEXIT(lines 6898 6913) no Hoare annotation was computed. [2020-10-23 19:40:11,960 INFO L277 CegarLoopResult]: At program point usb_reset_deviceENTRY(lines 7012 7014) the Hoare annotation is: true [2020-10-23 19:40:11,960 INFO L274 CegarLoopResult]: For program point usb_reset_deviceFINAL(lines 7012 7014) no Hoare annotation was computed. [2020-10-23 19:40:11,960 INFO L274 CegarLoopResult]: For program point usb_reset_deviceEXIT(lines 7012 7014) no Hoare annotation was computed. [2020-10-23 19:40:11,960 INFO L274 CegarLoopResult]: For program point ldv_undef_ulongENTRY(lines 5784 5791) no Hoare annotation was computed. [2020-10-23 19:40:11,960 INFO L274 CegarLoopResult]: For program point ldv_undef_ulongEXIT(lines 5784 5791) no Hoare annotation was computed. [2020-10-23 19:40:11,960 INFO L274 CegarLoopResult]: For program point ldv_undef_ulongFINAL(lines 5784 5791) no Hoare annotation was computed. [2020-10-23 19:40:11,960 INFO L277 CegarLoopResult]: At program point always_connectedENTRY(lines 5837 5842) the Hoare annotation is: true [2020-10-23 19:40:11,960 INFO L274 CegarLoopResult]: For program point always_connectedFINAL(lines 5837 5842) no Hoare annotation was computed. [2020-10-23 19:40:11,960 INFO L274 CegarLoopResult]: For program point always_connectedEXIT(lines 5837 5842) no Hoare annotation was computed. [2020-10-23 19:40:11,960 INFO L274 CegarLoopResult]: For program point L6774(line 6774) no Hoare annotation was computed. [2020-10-23 19:40:11,961 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_mutex_of_deviceEXIT(lines 6770 6780) no Hoare annotation was computed. [2020-10-23 19:40:11,961 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_mutex_of_deviceENTRY(lines 6770 6780) no Hoare annotation was computed. [2020-10-23 19:40:11,961 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_mutex_of_deviceFINAL(lines 6770 6780) no Hoare annotation was computed. [2020-10-23 19:40:11,961 INFO L274 CegarLoopResult]: For program point L6773-1(lines 6773 6776) no Hoare annotation was computed. [2020-10-23 19:40:11,961 INFO L274 CegarLoopResult]: For program point L6773(lines 6773 6776) no Hoare annotation was computed. [2020-10-23 19:40:11,961 INFO L274 CegarLoopResult]: For program point ldv_usb_register_driver_14FINAL(lines 6307 6320) no Hoare annotation was computed. [2020-10-23 19:40:11,961 INFO L274 CegarLoopResult]: For program point ldv_usb_register_driver_14EXIT(lines 6307 6320) no Hoare annotation was computed. [2020-10-23 19:40:11,961 INFO L274 CegarLoopResult]: For program point L6317-1(line 6317) no Hoare annotation was computed. [2020-10-23 19:40:11,961 INFO L270 CegarLoopResult]: At program point L6317(line 6317) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_0~0 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (and (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|) (= |old(~cdc_subset_driver_group1~0.base)| ~cdc_subset_driver_group1~0.base))) [2020-10-23 19:40:11,962 INFO L270 CegarLoopResult]: At program point ldv_usb_register_driver_14ENTRY(lines 6307 6320) the Hoare annotation is: (or (and (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |old(#length)| |#length|) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~usb_counter~0 |old(~usb_counter~0)|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|) (= |old(~cdc_subset_driver_group1~0.base)| ~cdc_subset_driver_group1~0.base)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_0~0 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,962 INFO L274 CegarLoopResult]: For program point L6313-1(line 6313) no Hoare annotation was computed. [2020-10-23 19:40:11,962 INFO L270 CegarLoopResult]: At program point L6313(line 6313) the Hoare annotation is: (or (and (= |old(~cdc_subset_driver_group1~0.offset)| ~cdc_subset_driver_group1~0.offset) (= |old(#length)| |#length|) (= ~ldv_state_variable_1~0 |old(~ldv_state_variable_1~0)|) (= ~usb_counter~0 |old(~usb_counter~0)|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|) (= |old(~cdc_subset_driver_group1~0.base)| ~cdc_subset_driver_group1~0.base)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_udev~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_state_variable_0~0 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1))) [2020-10-23 19:40:11,962 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_lockENTRY(lines 6652 6666) no Hoare annotation was computed. [2020-10-23 19:40:11,962 INFO L274 CegarLoopResult]: For program point L6657-1(line 6657) no Hoare annotation was computed. [2020-10-23 19:40:11,962 INFO L274 CegarLoopResult]: For program point L6657(line 6657) no Hoare annotation was computed. [2020-10-23 19:40:11,962 INFO L274 CegarLoopResult]: For program point L6662(line 6662) no Hoare annotation was computed. [2020-10-23 19:40:11,962 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_lockFINAL(lines 6652 6666) no Hoare annotation was computed. [2020-10-23 19:40:11,962 INFO L274 CegarLoopResult]: For program point L6658(lines 6658 6664) no Hoare annotation was computed. [2020-10-23 19:40:11,962 INFO L274 CegarLoopResult]: For program point L6659-1(line 6659) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point L6659(line 6659) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point ldv_usb_lock_device_for_reset_lockEXIT(lines 6652 6666) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point L6662-1(line 6662) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_i_mutex_of_inodeEXIT(lines 6500 6507) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_i_mutex_of_inodeENTRY(lines 6500 6507) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point ldv_usb_trylock_device_i_mutex_of_inodeFINAL(lines 6500 6507) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point L6504-1(line 6504) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point L6504(line 6504) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_lockFINAL(lines 6593 6609) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point L6602(lines 6602 6606) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point L6598(line 6598) no Hoare annotation was computed. [2020-10-23 19:40:11,963 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_lockENTRY(lines 6593 6609) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point L6601(line 6601) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point L6597-1(lines 6597 6600) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_lockEXIT(lines 6593 6609) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point L6597(lines 6597 6600) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_i_mutex_of_inodeFINAL(lines 6449 6465) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point L6458(lines 6458 6462) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_i_mutex_of_inodeENTRY(lines 6449 6465) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point L6454(line 6454) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point L6457(line 6457) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_i_mutex_of_inodeEXIT(lines 6449 6465) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point L6453-1(lines 6453 6456) no Hoare annotation was computed. [2020-10-23 19:40:11,964 INFO L274 CegarLoopResult]: For program point L6453(lines 6453 6456) no Hoare annotation was computed. [2020-10-23 19:40:11,965 INFO L270 CegarLoopResult]: At program point L6974(line 6974) the Hoare annotation is: (or (not (= ~ldv_mutex_udev~0 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2020-10-23 19:40:11,965 INFO L270 CegarLoopResult]: At program point L6970(line 6970) the Hoare annotation is: (or (not (= ~ldv_mutex_udev~0 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2020-10-23 19:40:11,965 INFO L270 CegarLoopResult]: At program point L6966(line 6966) the Hoare annotation is: (or (not (= ~ldv_mutex_udev~0 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2020-10-23 19:40:11,965 INFO L274 CegarLoopResult]: For program point ldv_check_final_stateEXIT(lines 6962 6983) no Hoare annotation was computed. [2020-10-23 19:40:11,965 INFO L277 CegarLoopResult]: At program point ldv_check_final_stateENTRY(lines 6962 6983) the Hoare annotation is: true [2020-10-23 19:40:11,965 INFO L274 CegarLoopResult]: For program point L6977(lines 6962 6983) no Hoare annotation was computed. [2020-10-23 19:40:11,965 INFO L274 CegarLoopResult]: For program point L6973(lines 6964 6982) no Hoare annotation was computed. [2020-10-23 19:40:11,965 INFO L274 CegarLoopResult]: For program point L6969(lines 6964 6982) no Hoare annotation was computed. [2020-10-23 19:40:11,965 INFO L274 CegarLoopResult]: For program point L6965(lines 6964 6982) no Hoare annotation was computed. [2020-10-23 19:40:11,965 INFO L270 CegarLoopResult]: At program point L6978(line 6978) the Hoare annotation is: (or (not (= ~ldv_mutex_udev~0 1)) (not (= ~ldv_mutex_lock~0 1)) (not (= ~ldv_mutex_i_mutex_of_inode~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point L5752-1(line 5752) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point L5750(line 5750) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point ldv_zallocEXIT(lines 5740 5756) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point L5752(line 5752) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point L5747(lines 5747 5754) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point ldv_zallocENTRY(lines 5740 5756) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point ldv_zallocFINAL(lines 5740 5756) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point L5750-1(line 5750) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point L6746(lines 6746 6750) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point L6742(line 6742) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point L6745(line 6745) no Hoare annotation was computed. [2020-10-23 19:40:11,966 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceEXIT(lines 6737 6753) no Hoare annotation was computed. [2020-10-23 19:40:11,967 INFO L274 CegarLoopResult]: For program point L6741-1(lines 6741 6744) no Hoare annotation was computed. [2020-10-23 19:40:11,967 INFO L274 CegarLoopResult]: For program point L6741(lines 6741 6744) no Hoare annotation was computed. [2020-10-23 19:40:11,967 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceENTRY(lines 6737 6753) no Hoare annotation was computed. [2020-10-23 19:40:11,967 INFO L274 CegarLoopResult]: For program point ldv_atomic_dec_and_mutex_lock_mutex_of_deviceFINAL(lines 6737 6753) no Hoare annotation was computed. [2020-10-23 19:40:11,967 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-23 19:40:11,967 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~ldv_mutex_i_mutex_of_inode~0 1) (= ~ldv_mutex_udev~0 1) (= ~ldv_state_variable_6~0 0) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2020-10-23 19:40:11,967 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-23 19:40:11,967 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-23 19:40:11,967 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_i_mutex_of_inodeFINAL(lines 6482 6492) no Hoare annotation was computed. [2020-10-23 19:40:11,967 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_i_mutex_of_inodeEXIT(lines 6482 6492) no Hoare annotation was computed. [2020-10-23 19:40:11,967 INFO L274 CegarLoopResult]: For program point L6486(line 6486) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point ldv_mutex_unlock_i_mutex_of_inodeENTRY(lines 6482 6492) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point L6485-1(lines 6485 6488) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point L6485(lines 6485 6488) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_lockFINAL(lines 6531 6547) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_lockEXIT(lines 6531 6547) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point L6539(line 6539) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point L6540(lines 6540 6545) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point L6535-1(lines 6535 6538) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point L6535(lines 6535 6538) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point L6536(line 6536) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_interruptible_lockENTRY(lines 6531 6547) no Hoare annotation was computed. [2020-10-23 19:40:11,968 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_mutex_of_deviceENTRY(lines 6709 6719) no Hoare annotation was computed. [2020-10-23 19:40:11,969 INFO L274 CegarLoopResult]: For program point L6712-1(lines 6712 6715) no Hoare annotation was computed. [2020-10-23 19:40:11,969 INFO L274 CegarLoopResult]: For program point L6712(lines 6712 6715) no Hoare annotation was computed. [2020-10-23 19:40:11,969 INFO L274 CegarLoopResult]: For program point L6713(line 6713) no Hoare annotation was computed. [2020-10-23 19:40:11,969 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_mutex_of_deviceFINAL(lines 6709 6719) no Hoare annotation was computed. [2020-10-23 19:40:11,969 INFO L274 CegarLoopResult]: For program point ldv_mutex_lock_mutex_of_deviceEXIT(lines 6709 6719) no Hoare annotation was computed. [2020-10-23 19:40:11,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 07:40:11 BoogieIcfgContainer [2020-10-23 19:40:11,986 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 19:40:11,988 INFO L168 Benchmark]: Toolchain (without parser) took 129128.35 ms. Allocated memory was 162.5 MB in the beginning and 679.5 MB in the end (delta: 516.9 MB). Free memory was 129.3 MB in the beginning and 400.6 MB in the end (delta: -271.3 MB). Peak memory consumption was 444.2 MB. Max. memory is 8.0 GB. [2020-10-23 19:40:11,988 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 162.5 MB. Free memory was 138.2 MB in the beginning and 138.0 MB in the end (delta: 134.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 19:40:11,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2108.83 ms. Allocated memory was 162.5 MB in the beginning and 218.1 MB in the end (delta: 55.6 MB). Free memory was 128.7 MB in the beginning and 161.5 MB in the end (delta: -32.9 MB). Peak memory consumption was 92.4 MB. Max. memory is 8.0 GB. [2020-10-23 19:40:11,990 INFO L168 Benchmark]: Boogie Preprocessor took 255.52 ms. Allocated memory is still 218.1 MB. Free memory was 161.5 MB in the beginning and 149.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2020-10-23 19:40:11,990 INFO L168 Benchmark]: RCFGBuilder took 2613.82 ms. Allocated memory is still 218.1 MB. Free memory was 149.5 MB in the beginning and 90.2 MB in the end (delta: 59.3 MB). Peak memory consumption was 63.5 MB. Max. memory is 8.0 GB. [2020-10-23 19:40:11,991 INFO L168 Benchmark]: TraceAbstraction took 124137.48 ms. Allocated memory was 218.1 MB in the beginning and 679.5 MB in the end (delta: 461.4 MB). Free memory was 89.7 MB in the beginning and 400.6 MB in the end (delta: -311.0 MB). Peak memory consumption was 348.1 MB. Max. memory is 8.0 GB. [2020-10-23 19:40:11,993 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 162.5 MB. Free memory was 138.2 MB in the beginning and 138.0 MB in the end (delta: 134.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 2108.83 ms. Allocated memory was 162.5 MB in the beginning and 218.1 MB in the end (delta: 55.6 MB). Free memory was 128.7 MB in the beginning and 161.5 MB in the end (delta: -32.9 MB). Peak memory consumption was 92.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 255.52 ms. Allocated memory is still 218.1 MB. Free memory was 161.5 MB in the beginning and 149.5 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2613.82 ms. Allocated memory is still 218.1 MB. Free memory was 149.5 MB in the beginning and 90.2 MB in the end (delta: 59.3 MB). Peak memory consumption was 63.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 124137.48 ms. Allocated memory was 218.1 MB in the beginning and 679.5 MB in the end (delta: 461.4 MB). Free memory was 89.7 MB in the beginning and 400.6 MB in the end (delta: -311.0 MB). Peak memory consumption was 348.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6002]: Loop Invariant Derived loop invariant: ((((!(\old(ldv_mutex_udev) == 1) || ldv_mutex_udev == 1) || !(ldv_mutex_lock == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(\old(ldv_state_variable_6) == 0) - InvariantResult [Line: 6002]: Loop Invariant Derived loop invariant: ((((!(\old(ldv_mutex_udev) == 1) || !(ldv_mutex_lock == 1)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_i_mutex_of_inode == 1)) || !(\old(ldv_state_variable_6) == 0)) || \old(ldv_mutex_udev) == ldv_mutex_udev - InvariantResult [Line: 5792]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 97 procedures, 629 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 88.2s, OverallIterations: 9, TraceHistogramMax: 7, AutomataDifference: 75.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 35.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2817 SDtfs, 5580 SDslu, 5499 SDs, 0 SdLazy, 5734 SolverSat, 3650 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 52.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 687 GetRequests, 535 SyntacticMatches, 4 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 22.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1210occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.1s AutomataMinimizationTime, 9 MinimizatonAttempts, 873 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 95 LocationsWithAnnotation, 1150 PreInvPairs, 1279 NumberOfFragments, 2024 HoareAnnotationTreeSize, 1150 FomulaSimplifications, 546026 FormulaSimplificationTreeSizeReduction, 5.7s HoareSimplificationTime, 95 FomulaSimplificationsInter, 29071 FormulaSimplificationTreeSizeReductionInter, 29.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 9.6s InterpolantComputationTime, 1617 NumberOfCodeBlocks, 1617 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1608 ConstructedInterpolants, 0 QuantifiedInterpolants, 987302 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 2509/2509 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...